4YUU | pdb_00004yuu

Crystal structure of oxygen-evolving photosystem II from a red alga

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: OPM
Membrane Protein Annotation: mpstruc

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C [auth C1]	SCOP2B Superfamily	Photosystem II antenna protein-like	8100666	3001674	SCOP2B (2022-06-29)
NB [auth c2]	SCOP2B Superfamily	Photosystem II antenna protein-like	8100666	3001674	SCOP2B (2022-06-29)
RA [auth C2]	SCOP2B Superfamily	Photosystem II antenna protein-like	8100666	3001674	SCOP2B (2022-06-29)
W [auth c1]	SCOP2 Family	Photosystem II antenna protein-like	8100665	4002735	SCOP2 (2022-06-29)
W [auth c1]	SCOP2 Superfamily	Photosystem II antenna protein-like	8100666	3001674	SCOP2 (2022-06-29)
CA [auth j1]	SCOP2B Superfamily	Photosystem II reaction center protein J, PsbJ	8082352	3001534	SCOP2B (2022-06-29)
I [auth J1]	SCOP2B Superfamily	Photosystem II reaction center protein J, PsbJ	8082352	3001534	SCOP2B (2022-06-29)
TB [auth j2]	SCOP2B Superfamily	Photosystem II reaction center protein J, PsbJ	8082352	3001534	SCOP2B (2022-06-29)
XA [auth J2]	SCOP2 Family	PsbJ-like	8082351	4002642	SCOP2 (2022-06-29)
XA [auth J2]	SCOP2 Superfamily	Photosystem II reaction center protein J, PsbJ	8082352	3001534	SCOP2 (2022-06-29)
BA [auth i1]	SCOP2B Superfamily	Photosystem II reaction center protein I, PsbI	8098122	3001590	SCOP2B (2022-06-29)
H [auth I1]	SCOP2B Superfamily	Photosystem II reaction center protein I, PsbI	8098122	3001590	SCOP2B (2022-06-29)
SB [auth i2]	SCOP2B Superfamily	Photosystem II reaction center protein I, PsbI	8098122	3001590	SCOP2B (2022-06-29)
WA [auth I2]	SCOP2 Family	PsbI-like	8098121	4002676	SCOP2 (2022-06-29)
WA [auth I2]	SCOP2 Superfamily	Photosystem II reaction center protein I, PsbI	8098122	3001590	SCOP2 (2022-06-29)
AA [auth h1]	SCOP2 Family	PsbH-like	8098123	4002649	SCOP2 (2022-06-29)
AA [auth h1]	SCOP2 Superfamily	Photosystem II 10 kDa phosphoprotein PsbH	8098124	3001547	SCOP2 (2022-06-29)
G [auth H1]	SCOP2B Superfamily	Photosystem II 10 kDa phosphoprotein PsbH	8098124	3001547	SCOP2B (2022-06-29)
RB [auth h2]	SCOP2B Superfamily	Photosystem II 10 kDa phosphoprotein PsbH	8098124	3001547	SCOP2B (2022-06-29)
VA [auth H2]	SCOP2B Superfamily	Photosystem II 10 kDa phosphoprotein PsbH	8098124	3001547	SCOP2B (2022-06-29)
F [auth F1]	SCOP2B Superfamily	Cytochrome b559 subunits	8100662	3001602	SCOP2B (2022-06-29)
QB [auth f2]	SCOP2B Superfamily	Cytochrome b559 subunits	8100662	3001602	SCOP2B (2022-06-29)
Z [auth f1]	SCOP2B Superfamily	Cytochrome b559 subunits	8100662	3001602	SCOP2B (2022-06-29)
UA [auth F2]	SCOP2 Family	Cytochrome b559 subunits	8100661	4002681	SCOP2 (2022-06-29)
UA [auth F2]	SCOP2 Superfamily	Cytochrome b559 subunits	8100662	3001602	SCOP2 (2022-06-29)
TA [auth E2]	SCOP2 Family	Cytochrome b559 subunits	8100659	4002681	SCOP2 (2022-06-29)
TA [auth E2]	SCOP2 Superfamily	Cytochrome b559 subunits	8100660	3001602	SCOP2 (2022-06-29)
Y [auth e1]	SCOP2B Superfamily	Cytochrome b559 subunits	8100660	3001602	SCOP2B (2022-06-29)
PB [auth e2]	SCOP2B Superfamily	Cytochrome b559 subunits	8100660	3001602	SCOP2B (2022-06-29)
E [auth E1]	SCOP2B Superfamily	Cytochrome b559 subunits	8100660	3001602	SCOP2B (2022-06-29)
D [auth D1]	SCOP2B Superfamily	Bacterial photosystem II reaction centre, L and M subunits	8100668	3000736	SCOP2B (2022-06-29)
OB [auth d2]	SCOP2 Family	Bacterial photosystem II reaction centre, L and M subunits	8100667	4002035	SCOP2 (2022-06-29)
OB [auth d2]	SCOP2 Superfamily	Bacterial photosystem II reaction centre, L and M subunits	8100668	3000736	SCOP2 (2022-06-29)
SA [auth D2]	SCOP2B Superfamily	Bacterial photosystem II reaction centre, L and M subunits	8100668	3000736	SCOP2B (2022-06-29)
X [auth d1]	SCOP2B Superfamily	Bacterial photosystem II reaction centre, L and M subunits	8100668	3000736	SCOP2B (2022-06-29)
B [auth B1]	SCOP2B Superfamily	Photosystem II antenna protein-like	8098126	3001674	SCOP2B (2022-06-29)
MB [auth b2]	SCOP2B Superfamily	Photosystem II antenna protein-like	8098126	3001674	SCOP2B (2022-06-29)
QA [auth B2]	SCOP2B Superfamily	Photosystem II antenna protein-like	8098126	3001674	SCOP2B (2022-06-29)
V [auth b1]	SCOP2 Family	Photosystem II antenna protein-like	8098125	4002735	SCOP2 (2022-06-29)
V [auth b1]	SCOP2 Superfamily	Photosystem II antenna protein-like	8098126	3001674	SCOP2 (2022-06-29)
FB [auth Y2]	SCOP2B Superfamily	Photosystem II reaction center protein Ycf12	8093137	3002680	SCOP2B (2022-06-29)
KA [auth y1]	SCOP2B Superfamily	Photosystem II reaction center protein Ycf12	8093137	3002680	SCOP2B (2022-06-29)
Q [auth Y1]	SCOP2 Family	Photosystem II reaction center protein Ycf12	8047735	4005791	SCOP2 (2022-06-29)
Q [auth Y1]	SCOP2 Superfamily	Photosystem II reaction center protein Ycf12	8093137	3002680	SCOP2 (2022-06-29)
BC [auth y2]	SCOP2B Superfamily	Photosystem II reaction center protein Ycf12	8093137	3002680	SCOP2B (2022-06-29)
AC [auth v2]	SCOP2 Family	Monodomain cytochrome c	8099935	4000635	SCOP2 (2022-06-29)
AC [auth v2]	SCOP2 Superfamily	Cytochrome c	8099936	3000815	SCOP2 (2022-06-29)
JA [auth v1]	SCOP2B Superfamily	Cytochrome c	8099936	3000815	SCOP2B (2022-06-29)
P [auth V1]	SCOP2B Superfamily	Cytochrome c	8099936	3000815	SCOP2B (2022-06-29)
EB [auth V2]	SCOP2B Superfamily	Cytochrome c	8099936	3000815	SCOP2B (2022-06-29)
DB [auth U2]	SCOP2B Superfamily	PsbU/PolX domain-like	8100772	3000893	SCOP2B (2022-06-29)
IA [auth u1]	SCOP2B Superfamily	PsbU/PolX domain-like	8100772	3000893	SCOP2B (2022-06-29)
O [auth U1]	SCOP2B Superfamily	PsbU/PolX domain-like	8100772	3000893	SCOP2B (2022-06-29)
ZB [auth u2]	SCOP2 Family	PsbU-like	8100771	4001403	SCOP2 (2022-06-29)
ZB [auth u2]	SCOP2 Superfamily	PsbU/PolX domain-like	8100772	3000893	SCOP2 (2022-06-29)
EA [auth l1]	SCOP2B Superfamily	Photosystem II reaction center protein L, PsbL	8100664	3001523	SCOP2B (2022-06-29)
VB [auth l2]	SCOP2 Family	PsbL-like	8100663	4002634	SCOP2 (2022-06-29)
VB [auth l2]	SCOP2 Superfamily	Photosystem II reaction center protein L, PsbL	8100664	3001523	SCOP2 (2022-06-29)
ZA [auth L2]	SCOP2B Superfamily	Photosystem II reaction center protein L, PsbL	8100664	3001523	SCOP2B (2022-06-29)
K [auth L1]	SCOP2B Superfamily	Photosystem II reaction center protein L, PsbL	8100664	3001523	SCOP2B (2022-06-29)
DA [auth k1]	SCOP2B Superfamily	Photosystem II reaction center protein K, PsbK	8100658	3001585	SCOP2B (2022-06-29)
J [auth K1]	SCOP2B Superfamily	Photosystem II reaction center protein K, PsbK	8100658	3001585	SCOP2B (2022-06-29)
YA [auth K2]	SCOP2 Family	PsbK-like	8100657	4002673	SCOP2 (2022-06-29)
YA [auth K2]	SCOP2 Superfamily	Photosystem II reaction center protein K, PsbK	8100658	3001585	SCOP2 (2022-06-29)
UB [auth k2]	SCOP2B Superfamily	Photosystem II reaction center protein K, PsbK	8100658	3001585	SCOP2B (2022-06-29)
A [auth A1]	SCOP2 Family	Bacterial photosystem II reaction centre, L and M subunits	8074571	4002035	SCOP2 (2022-06-29)
A [auth A1]	SCOP2 Superfamily	Bacterial photosystem II reaction centre, L and M subunits	8074572	3000736	SCOP2 (2022-06-29)
LB [auth a2]	SCOP2B Superfamily	Bacterial photosystem II reaction centre, L and M subunits	8074572	3000736	SCOP2B (2022-06-29)
PA [auth A2]	SCOP2B Superfamily	Bacterial photosystem II reaction centre, L and M subunits	8074572	3000736	SCOP2B (2022-06-29)
U [auth a1]	SCOP2B Superfamily	Bacterial photosystem II reaction centre, L and M subunits	8074572	3000736	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
C [auth C1]	Cytochrom_B559,Cytochrom_B559a	e4yuuC11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Cytochrom_B559,Cytochrom_B559a	ECOD (develop294)
NB [auth c2]	Cytochrom_B559,Cytochrom_B559a	e4yuuc21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Cytochrom_B559,Cytochrom_B559a	ECOD (develop294)
RA [auth C2]	Cytochrom_B559,Cytochrom_B559a	e4yuuC21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Cytochrom_B559,Cytochrom_B559a	ECOD (develop294)
W [auth c1]	Cytochrom_B559,Cytochrom_B559a	e4yuuc11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Cytochrom_B559,Cytochrom_B559a	ECOD (develop294)
CB [auth T2]	Fusion_gly	e4yuuT21	A: alpha bundles	X: HhH/H2TH	H: Head and neck region of the ectodomain of paramyxoviruses fusion glycoprotein	T: Head and neck region of the ectodomain of paramyxoviruses fusion glycoprotein	F: Fusion_gly	ECOD (develop294)
HA [auth t1]	SRP_SPB	e4yuut11	A: alpha bundles	X: HTH	H: HTH	T: Three-helical HTH	F: SRP_SPB	ECOD (develop294)
N [auth T1]	Peptidase_M17_N	e4yuuT11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
YB [auth t2]	DUF5110	e4yuut21	A: alpha bundles	X: TIM beta/alpha-barrel	H: Glycoside hydrolase/deacetylase	T: Glycoside hydrolase/deacetylase	F: DUF5110	ECOD (develop294)
CA [auth j1]	Peptidase_M17_N	e4yuuj11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
I [auth J1]	Peptidase_M17_N	e4yuuJ11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
TB [auth j2]	Peptidase_M17_N	e4yuuj21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
XA [auth J2]	Peptidase_M17_N	e4yuuJ21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
BA [auth i1]	Fusion_gly	e4yuui11	A: alpha bundles	X: HhH/H2TH	H: Head and neck region of the ectodomain of paramyxoviruses fusion glycoprotein	T: Head and neck region of the ectodomain of paramyxoviruses fusion glycoprotein	F: Fusion_gly	ECOD (develop294)
H [auth I1]	SRP_SPB	e4yuuI11	A: alpha bundles	X: HTH	H: HTH	T: Three-helical HTH	F: SRP_SPB	ECOD (develop294)
SB [auth i2]	DUF5110	e4yuui21	A: alpha bundles	X: TIM beta/alpha-barrel	H: Glycoside hydrolase/deacetylase	T: Glycoside hydrolase/deacetylase	F: DUF5110	ECOD (develop294)
WA [auth I2]	Peptidase_M17_N	e4yuuI21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
AA [auth h1]	Peptidase_M17_N	e4yuuh11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
G [auth H1]	Peptidase_M17_N	e4yuuH11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
RB [auth h2]	Peptidase_M17_N	e4yuuh21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
VA [auth H2]	Peptidase_M17_N	e4yuuH21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
F [auth F1]	Peptidase_M17_N	e4yuuF11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
QB [auth f2]	Peptidase_M17_N	e4yuuf21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
Z [auth f1]	Peptidase_M17_N	e4yuuf11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
UA [auth F2]	Peptidase_M17_N	e4yuuF21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
TA [auth E2]	Peptidase_M17_N	e4yuuE21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
Y [auth e1]	Peptidase_M17_N	e4yuue11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
PB [auth e2]	Peptidase_M17_N	e4yuue21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
E [auth E1]	Cytochrom_B559,Cytochrom_B559a	e4yuuE11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Cytochrom_B559,Cytochrom_B559a	ECOD (develop294)
D [auth D1]	Cytochrom_B559,Cytochrom_B559a	e4yuuD11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Cytochrom_B559,Cytochrom_B559a	ECOD (develop294)
OB [auth d2]	Cytochrom_B559,Cytochrom_B559a	e4yuud21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Cytochrom_B559,Cytochrom_B559a	ECOD (develop294)
SA [auth D2]	Cytochrom_B559,Cytochrom_B559a	e4yuuD21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Cytochrom_B559,Cytochrom_B559a	ECOD (develop294)
X [auth d1]	Cytochrom_B559,Cytochrom_B559a	e4yuud11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Cytochrom_B559,Cytochrom_B559a	ECOD (develop294)
FC [auth z2]	Peptidase_M17_N	e4yuuz21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
KB [auth Z2]	Peptidase_M17_N	e4yuuZ21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
JB [auth Q2]	Peptidase_M17_N	e4yuuQ21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
OA [auth q1]	SRP_SPB	e4yuuq11	A: alpha bundles	X: HTH	H: HTH	T: Three-helical HTH	F: SRP_SPB	ECOD (develop294)
B [auth B1]	Cytochrom_B559,Cytochrom_B559a	e4yuuB11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Cytochrom_B559,Cytochrom_B559a	ECOD (develop294)
MB [auth b2]	Cytochrom_B559,Cytochrom_B559a	e4yuub21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Cytochrom_B559,Cytochrom_B559a	ECOD (develop294)
QA [auth B2]	Cytochrom_B559,Cytochrom_B559a	e4yuuB21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Cytochrom_B559,Cytochrom_B559a	ECOD (develop294)
V [auth b1]	Cytochrom_B559,Cytochrom_B559a	e4yuub11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Cytochrom_B559,Cytochrom_B559a	ECOD (develop294)
CC [auth x2]	SRP_SPB	e4yuux21	A: alpha bundles	X: HTH	H: HTH	T: Three-helical HTH	F: SRP_SPB	ECOD (develop294)
GB [auth X2]	Fusion_gly	e4yuuX21	A: alpha bundles	X: HhH/H2TH	H: Head and neck region of the ectodomain of paramyxoviruses fusion glycoprotein	T: Head and neck region of the ectodomain of paramyxoviruses fusion glycoprotein	F: Fusion_gly	ECOD (develop294)
LA [auth x1]	Peptidase_M17_N	e4yuux11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
R [auth X1]	DUF5110	e4yuuX11	A: alpha bundles	X: TIM beta/alpha-barrel	H: Glycoside hydrolase/deacetylase	T: Glycoside hydrolase/deacetylase	F: DUF5110	ECOD (develop294)
FB [auth Y2]	Peptidase_M17_N	e4yuuY21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
KA [auth y1]	SRP_SPB	e4yuuy11	A: alpha bundles	X: HTH	H: HTH	T: Three-helical HTH	F: SRP_SPB	ECOD (develop294)
Q [auth Y1]	Peptidase_M17_N	e4yuuY11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
BC [auth y2]	Fusion_gly	e4yuuy21	A: alpha bundles	X: HhH/H2TH	H: Head and neck region of the ectodomain of paramyxoviruses fusion glycoprotein	T: Head and neck region of the ectodomain of paramyxoviruses fusion glycoprotein	F: Fusion_gly	ECOD (develop294)
AC [auth v2]	Peptidase_M17_N	e4yuuv21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
JA [auth v1]	Peptidase_M17_N	e4yuuv11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
P [auth V1]	Peptidase_M17_N	e4yuuV11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
EB [auth V2]	Peptidase_M17_N	e4yuuV21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
DB [auth U2]	Peptidase_M17_N	e4yuuU21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
IA [auth u1]	Peptidase_M17_N	e4yuuu11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
O [auth U1]	Peptidase_M17_N	e4yuuU11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
ZB [auth u2]	Peptidase_M17_N	e4yuuu21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
BB [auth O2]	Peptidase_M17_N	e4yuuO21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
GA [auth o1]	Peptidase_M17_N	e4yuuo11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
M [auth O1]	Peptidase_M17_N	e4yuuO11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
XB [auth o2]	Peptidase_M17_N	e4yuuo21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
AB [auth M2]	Fusion_gly	e4yuuM21	A: alpha bundles	X: HhH/H2TH	H: Head and neck region of the ectodomain of paramyxoviruses fusion glycoprotein	T: Head and neck region of the ectodomain of paramyxoviruses fusion glycoprotein	F: Fusion_gly	ECOD (develop294)
L [auth M1]	Peptidase_M17_N	e4yuuM11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
WB [auth m2]	DUF5110	e4yuum21	A: alpha bundles	X: TIM beta/alpha-barrel	H: Glycoside hydrolase/deacetylase	T: Glycoside hydrolase/deacetylase	F: DUF5110	ECOD (develop294)
FA [auth m1]	SRP_SPB	e4yuum11	A: alpha bundles	X: HTH	H: HTH	T: Three-helical HTH	F: SRP_SPB	ECOD (develop294)
EA [auth l1]	SRP_SPB	e4yuul11	A: alpha bundles	X: HTH	H: HTH	T: Three-helical HTH	F: SRP_SPB	ECOD (develop294)
VB [auth l2]	SRP_SPB	e4yuul21	A: alpha bundles	X: HTH	H: HTH	T: Three-helical HTH	F: SRP_SPB	ECOD (develop294)
ZA [auth L2]	SRP_SPB	e4yuuL21	A: alpha bundles	X: HTH	H: HTH	T: Three-helical HTH	F: SRP_SPB	ECOD (develop294)
K [auth L1]	Peptidase_M17_N	e4yuuL11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
DA [auth k1]	Peptidase_M17_N	e4yuuk11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
J [auth K1]	Peptidase_M17_N	e4yuuK11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
YA [auth K2]	Peptidase_M17_N	e4yuuK21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
UB [auth k2]	Peptidase_M17_N	e4yuuk21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Peptidase_M17_N	ECOD (develop294)
A [auth A1]	Cytochrom_B559,Cytochrom_B559a	e4yuuA11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Cytochrom_B559,Cytochrom_B559a	ECOD (develop294)
LB [auth a2]	Cytochrom_B559,Cytochrom_B559a	e4yuua21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Cytochrom_B559,Cytochrom_B559a	ECOD (develop294)
PA [auth A2]	Cytochrom_B559,Cytochrom_B559a	e4yuuA21	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Cytochrom_B559,Cytochrom_B559a	ECOD (develop294)
U [auth a1]	Cytochrom_B559,Cytochrom_B559a	e4yuua11	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP)	T: Acyl-carrier protein (ACP)	F: Cytochrom_B559,Cytochrom_B559a	ECOD (develop294)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth C1], NB [auth c2], RA [auth C2], W [auth c1]	Photosystem II CP43 reaction center protein	chlorophyll binding binding tetrapyrrole binding cation binding ion binding metal ion binding small molecule binding	photosynthesis photosynthesis, light reaction photosynthetic electron transport chain electron transport chain photosynthetic electron transport in photosystem II metabolic process cellular process generation of precursor metabolites and energy	protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid organelle envelope bounding membrane of organelle plastid envelope chloroplast intracellular membrane-bounded organelle thylakoid membrane chloroplast thylakoid outer membrane cytoplasm organelle membrane
CB [auth T2], HA [auth t1], N [auth T1], YB [auth t2]	Photosystem II reaction center protein T	-	photosynthesis metabolic process cellular process	protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle photosystem II reaction center intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle photosystem II reaction center intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid organelle envelope bounding membrane of organelle plastid envelope chloroplast intracellular membrane-bounded organelle thylakoid membrane chloroplast thylakoid outer membrane cytoplasm organelle membrane
DC [auth s2], HB [auth S2], MA [auth s1], S [auth S1]	PEPTIDE CHAIN UNASSIGNED	-	-	-
CA [auth j1], I [auth J1], TB [auth j2], XA [auth J2]	Photosystem II reaction center protein J	-	photosynthesis metabolic process cellular process	protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle photosystem II reaction center intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle photosystem II reaction center intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid organelle envelope bounding membrane of organelle plastid envelope chloroplast intracellular membrane-bounded organelle thylakoid membrane chloroplast thylakoid outer membrane cytoplasm organelle membrane
BA [auth i1], H [auth I1], SB [auth i2], WA [auth I2]	Photosystem II reaction center protein I	-	photosynthesis metabolic process cellular process	protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle photosystem II reaction center intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle photosystem II reaction center intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid organelle envelope bounding membrane of organelle plastid envelope chloroplast intracellular membrane-bounded organelle thylakoid membrane chloroplast thylakoid outer membrane cytoplasm organelle membrane
AA [auth h1], G [auth H1], RB [auth h2], VA [auth H2]	Photosystem II reaction center protein H	ion binding binding anion binding phosphate ion binding small molecule binding	regulation of protein stability biological regulation regulation of biological quality protein stabilization photosynthesis metabolic process cellular process	protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid organelle envelope bounding membrane of organelle plastid envelope chloroplast intracellular membrane-bounded organelle thylakoid membrane chloroplast thylakoid outer membrane cytoplasm organelle membrane
F [auth F1], QB [auth f2], UA [auth F2], Z [auth f1]	Cytochrome b559 subunit beta	binding tetrapyrrole binding heme binding electron transfer activity cation binding transition metal ion binding iron ion binding ion binding metal ion binding small molecule binding	photosynthesis photosynthesis, light reaction photosynthetic electron transport chain electron transport chain metabolic process cellular process generation of precursor metabolites and energy	protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle photosystem II reaction center intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle photosystem II reaction center intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid organelle envelope bounding membrane of organelle plastid envelope chloroplast intracellular membrane-bounded organelle thylakoid membrane chloroplast thylakoid outer membrane cytoplasm organelle membrane
E [auth E1], PB [auth e2], TA [auth E2], Y [auth e1]	Cytochrome b559 subunit alpha	binding tetrapyrrole binding heme binding electron transfer activity cation binding transition metal ion binding iron ion binding ion binding metal ion binding small molecule binding	photosynthesis photosynthesis, light reaction photosynthetic electron transport chain electron transport chain metabolic process cellular process generation of precursor metabolites and energy	protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle photosystem II reaction center intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle photosystem II reaction center intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid organelle envelope bounding membrane of organelle plastid envelope chloroplast intracellular membrane-bounded organelle thylakoid membrane chloroplast thylakoid outer membrane cytoplasm organelle membrane
D [auth D1], OB [auth d2], SA [auth D2], X [auth d1]	Photosystem II D2 protein	oxidoreductase activity catalytic activity chlorophyll binding binding tetrapyrrole binding electron transfer activity cation binding transition metal ion binding iron ion binding ion binding metal ion binding small molecule binding	photosynthesis photosynthesis, light reaction photosynthetic electron transport chain electron transport chain photosynthetic electron transport in photosystem II metabolic process cellular process generation of precursor metabolites and energy	protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid organelle envelope bounding membrane of organelle plastid envelope chloroplast intracellular membrane-bounded organelle thylakoid membrane chloroplast thylakoid outer membrane cytoplasm organelle membrane
FC [auth z2], KB [auth Z2]	Photosystem II reaction center protein Z	-	-	-
JB [auth Q2], OA [auth q1]	Extrinsic protein in photosystem II	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding	photosynthesis metabolic process cellular process	protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid extrinsic component of membrane
EC [auth w2], IB [auth W2], NA [auth w1], T [auth W1]	PEPTIDE CHAIN UNASSIGNED	-	-	-
B [auth B1], MB [auth b2], QA [auth B2], V [auth b1]	Photosystem II CP47 reaction center protein	chlorophyll binding binding tetrapyrrole binding	photosynthesis photosynthesis, light reaction photosynthetic electron transport chain electron transport chain photosynthetic electron transport in photosystem II metabolic process cellular process generation of precursor metabolites and energy	protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid organelle envelope bounding membrane of organelle plastid envelope chloroplast intracellular membrane-bounded organelle thylakoid membrane chloroplast thylakoid outer membrane cytoplasm organelle membrane
CC [auth x2], GB [auth X2], LA [auth x1], R [auth X1]	PHOTOSYSTEM II REACTION CENTER PROTEIN X	-	-	-
BC [auth y2], FB [auth Y2], KA [auth y1], Q [auth Y1]	Photosystem II reaction center protein Ycf12	-	photosynthesis metabolic process cellular process	protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid organelle envelope bounding membrane of organelle plastid envelope chloroplast intracellular membrane-bounded organelle thylakoid membrane chloroplast thylakoid outer membrane cytoplasm organelle membrane
AC [auth v2], EB [auth V2], JA [auth v1], P [auth V1]	Cytochrome c-550	binding tetrapyrrole binding heme binding electron transfer activity cation binding transition metal ion binding iron ion binding ion binding metal ion binding small molecule binding	photosynthesis photosynthesis, light reaction metabolic process cellular process generation of precursor metabolites and energy cellular respiration energy derivation by oxidation of organic compounds respiratory electron transport chain electron transport chain	protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid organelle envelope bounding membrane of organelle plastid envelope chloroplast intracellular membrane-bounded organelle thylakoid membrane chloroplast thylakoid outer membrane cytoplasm organelle membrane
DB [auth U2], IA [auth u1], O [auth U1], ZB [auth u2]	Photosystem II 12 kDa extrinsic protein, chloroplastic	-	photosynthesis metabolic process cellular process regulation of biological process regulation of cellular process regulation of photosynthesis photosynthesis, light reaction photosystem II stabilization regulation of photosynthesis, light reaction biological regulation regulation of generation of precursor metabolites and energy generation of precursor metabolites and energy regulation of metabolic process	protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid organelle envelope bounding membrane of organelle plastid envelope chloroplast intracellular membrane-bounded organelle thylakoid membrane chloroplast thylakoid outer membrane cytoplasm organelle membrane extrinsic component of membrane
BB [auth O2], GA [auth o1], M [auth O1], XB [auth o2]	PHOTOSYSTEM II MANGANESE-STABILIZING POLYPEPTIDE, PSBO	-	-	-
AB [auth M2], FA [auth m1], L [auth M1], WB [auth m2]	PHOTOSYSTEM II REACTION CENTER PROTEIN M	-	-	-
EA [auth l1], K [auth L1], VB [auth l2], ZA [auth L2]	Photosystem II reaction center protein L	-	photosynthesis metabolic process cellular process	protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle photosystem II reaction center intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle photosystem II reaction center intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid organelle envelope bounding membrane of organelle plastid envelope chloroplast intracellular membrane-bounded organelle thylakoid membrane chloroplast thylakoid outer membrane cytoplasm organelle membrane
DA [auth k1], J [auth K1], UB [auth k2], YA [auth K2]	Photosystem II reaction center protein K	-	photosynthesis metabolic process cellular process	protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle photosystem II reaction center intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle photosystem II reaction center intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid organelle envelope bounding membrane of organelle plastid envelope chloroplast intracellular membrane-bounded organelle thylakoid membrane chloroplast thylakoid outer membrane cytoplasm organelle membrane
A [auth A1], LB [auth a2], PA [auth A2], U [auth a1]	Photosystem II protein D1	chlorophyll binding binding tetrapyrrole binding cation binding transition metal ion binding iron ion binding ion binding metal ion binding small molecule binding oxidoreductase activity, acting on diphenols and related substances as donors, oxygen as acceptor oxidoreductase activity oxidoreductase activity, acting on diphenols and related substances as donors catalytic activity electron transfer activity	response to stimulus response to chemical response to stress response to herbicide response to toxic substance photosynthesis photosynthesis, light reaction photosynthetic electron transport chain electron transport chain photosynthetic electron transport in photosystem II metabolic process cellular process generation of precursor metabolites and energy	protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid organelle envelope bounding membrane of organelle plastid envelope chloroplast intracellular membrane-bounded organelle thylakoid membrane chloroplast thylakoid outer membrane cytoplasm organelle membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth C1], NB [auth c2], RA [auth C2], W [auth c1]	IPR036001	Photosystem antenna protein-like superfamily	Homologous Superfamily
C [auth C1], NB [auth c2], RA [auth C2], W [auth c1]	IPR000932	Photosystem antenna protein-like	Family
C [auth C1], NB [auth c2], RA [auth C2], W [auth c1]	IPR005869	Photosystem II CP43 reaction centre protein	Family
C [auth C1], NB [auth c2], RA [auth C2], W [auth c1]	IPR044900	Photosystem II CP43 reaction centre protein superfamily	Homologous Superfamily
CB [auth T2], HA [auth t1], N [auth T1], YB [auth t2]	IPR001743	Photosystem II PsbT	Family
CB [auth T2], HA [auth t1], N [auth T1], YB [auth t2]	IPR037268	Photosystem II PsbT superfamily	Homologous Superfamily
CA [auth j1], I [auth J1], TB [auth j2], XA [auth J2]	IPR002682	Photosystem II PsbJ	Family
CA [auth j1], I [auth J1], TB [auth j2], XA [auth J2]	IPR037267	Photosystem II PsbJ superfamily	Homologous Superfamily
BA [auth i1], H [auth I1], SB [auth i2], WA [auth I2]	IPR037271	Photosystem II PsbI superfamily	Homologous Superfamily
BA [auth i1], H [auth I1], SB [auth i2], WA [auth I2]	IPR003686	Photosystem II PsbI	Family
AA [auth h1], G [auth H1], RB [auth h2], VA [auth H2]	IPR036863	Photosystem II reaction centre protein H superfamily	Homologous Superfamily
AA [auth h1], G [auth H1], RB [auth h2], VA [auth H2]	IPR001056	Photosystem II reaction centre protein H	Family
F [auth F1], QB [auth f2], UA [auth F2], Z [auth f1]	IPR006241	Photosystem II cytochrome b559, beta subunit	Family
F [auth F1], QB [auth f2], UA [auth F2], Z [auth f1]	IPR013081	Photosystem II cytochrome b559, N-terminal	Domain
F [auth F1], QB [auth f2], UA [auth F2], Z [auth f1]	IPR006216	Photosystem II cytochrome b559, conserved site	Conserved Site
E [auth E1], PB [auth e2], TA [auth E2], Y [auth e1]	IPR013081	Photosystem II cytochrome b559, N-terminal	Domain
E [auth E1], PB [auth e2], TA [auth E2], Y [auth e1]	IPR006217	Photosystem II cytochrome b559, alpha subunit	Family
E [auth E1], PB [auth e2], TA [auth E2], Y [auth e1]	IPR013082	Photosystem II cytochrome b559, alpha subunit, lumenal region	Domain
E [auth E1], PB [auth e2], TA [auth E2], Y [auth e1]	IPR037025	Photosystem II cytochrome b559, alpha subunit superfamily	Homologous Superfamily
E [auth E1], PB [auth e2], TA [auth E2], Y [auth e1]	IPR006216	Photosystem II cytochrome b559, conserved site	Conserved Site
D [auth D1], OB [auth d2], SA [auth D2], X [auth d1]	IPR005868	Photosystem II D2	Family
D [auth D1], OB [auth d2], SA [auth D2], X [auth d1]	IPR036854	Photosystem II protein D1/D2 superfamily	Homologous Superfamily
D [auth D1], OB [auth d2], SA [auth D2], X [auth d1]	IPR000484	Photosynthetic reaction centre, L/M	Family
D [auth D1], OB [auth d2], SA [auth D2], X [auth d1]	IPR055265	Photosynthetic reaction centre, L/M, conserved site	Conserved Site
D [auth D1], OB [auth d2], SA [auth D2], X [auth d1]	IPR055266	Photosystem II protein D1/D2	Family
JB [auth Q2], OA [auth q1]	IPR008797	Oxygen-evolving enhancer protein 3	Family
JB [auth Q2], OA [auth q1]	IPR023222	PsbQ-like domain superfamily	Homologous Superfamily
B [auth B1], MB [auth b2], QA [auth B2], V [auth b1]	IPR036001	Photosystem antenna protein-like superfamily	Homologous Superfamily
B [auth B1], MB [auth b2], QA [auth B2], V [auth b1]	IPR000932	Photosystem antenna protein-like	Family
B [auth B1], MB [auth b2], QA [auth B2], V [auth b1]	IPR017486	Photosystem II CP47 reaction centre protein	Family
BC [auth y2], FB [auth Y2], KA [auth y1], Q [auth Y1]	IPR010284	Photosystem II reaction center protein Ycf12	Family
AC [auth v2], EB [auth V2], JA [auth v1], P [auth V1]	IPR017851	Photosystem II extrinsic protein V, cytochrome c-550 precursor	Family
AC [auth v2], EB [auth V2], JA [auth v1], P [auth V1]	IPR016003	Photosystem II extrinsic protein V, cytochrome c-550 precursor-like	Family
AC [auth v2], EB [auth V2], JA [auth v1], P [auth V1]	IPR036909	Cytochrome c-like domain superfamily	Homologous Superfamily
AC [auth v2], EB [auth V2], JA [auth v1], P [auth V1]	IPR009056	Cytochrome c-like domain	Domain
AC [auth v2], EB [auth V2], JA [auth v1], P [auth V1]	IPR029490	Cytochrome c-550 domain	Domain
DB [auth U2], IA [auth u1], O [auth U1], ZB [auth u2]	IPR006311	Twin-arginine translocation pathway, signal sequence	Conserved Site
DB [auth U2], IA [auth u1], O [auth U1], ZB [auth u2]	IPR010527	Photosystem II PsbU, oxygen evolving complex	Family
EA [auth l1], K [auth L1], VB [auth l2], ZA [auth L2]	IPR003372	Photosystem II PsbL	Family
EA [auth l1], K [auth L1], VB [auth l2], ZA [auth L2]	IPR037266	Photosystem II PsbL superfamily	Homologous Superfamily
DA [auth k1], J [auth K1], UB [auth k2], YA [auth K2]	IPR037270	Photosystem II PsbK superfamily	Homologous Superfamily
DA [auth k1], J [auth K1], UB [auth k2], YA [auth K2]	IPR003687	Photosystem II PsbK	Family
A [auth A1], LB [auth a2], PA [auth A2], U [auth a1]	IPR036854	Photosystem II protein D1/D2 superfamily	Homologous Superfamily
A [auth A1], LB [auth a2], PA [auth A2], U [auth a1]	IPR005867	Photosystem II protein D1	Family
A [auth A1], LB [auth a2], PA [auth A2], U [auth a1]	IPR000484	Photosynthetic reaction centre, L/M	Family
A [auth A1], LB [auth a2], PA [auth A2], U [auth a1]	IPR055265	Photosynthetic reaction centre, L/M, conserved site	Conserved Site
A [auth A1], LB [auth a2], PA [auth A2], U [auth a1]	IPR055266	Photosystem II protein D1/D2	Family

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A [auth A1], AA [auth h1], AC [auth v2], B [auth B1], BA [auth i1] A [auth A1], AA [auth h1], AC [auth v2], B [auth B1], BA [auth i1], BC [auth y2], C [auth C1], CA [auth j1], CB [auth T2], D [auth D1], DA [auth k1], DB [auth U2], E [auth E1], EA [auth l1], EB [auth V2], F [auth F1], FB [auth Y2], G [auth H1], H [auth I1], HA [auth t1], I [auth J1], IA [auth u1], J [auth K1], JA [auth v1], JB [auth Q2], K [auth L1], KA [auth y1], LB [auth a2], MB [auth b2], N [auth T1], NB [auth c2], O [auth U1], OA [auth q1], OB [auth d2], P [auth V1], PA [auth A2], PB [auth e2], Q [auth Y1], QA [auth B2], QB [auth f2], RA [auth C2], RB [auth h2], SA [auth D2], SB [auth i2], TA [auth E2], TB [auth j2], U [auth a1], UA [auth F2], UB [auth k2], V [auth b1], VA [auth H2], VB [auth l2], W [auth c1], WA [auth I2], X [auth d1], XA [auth J2], Y [auth e1], YA [auth K2], YB [auth t2], Z [auth f1], ZA [auth L2], ZB [auth u2]	OPM	Transmembrane	Alpha-helical polytopic	Photosystems	Photosystem II

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A [auth A1], AA [auth h1], AC [auth v2], B [auth B1], BA [auth i1] A [auth A1], AA [auth h1], AC [auth v2], B [auth B1], BA [auth i1], BC [auth y2], C [auth C1], CA [auth j1], CB [auth T2], D [auth D1], DA [auth k1], DB [auth U2], E [auth E1], EA [auth l1], EB [auth V2], F [auth F1], FB [auth Y2], G [auth H1], H [auth I1], HA [auth t1], I [auth J1], IA [auth u1], J [auth K1], JA [auth v1], JB [auth Q2], K [auth L1], KA [auth y1], LB [auth a2], MB [auth b2], N [auth T1], NB [auth c2], O [auth U1], OA [auth q1], OB [auth d2], P [auth V1], PA [auth A2], PB [auth e2], Q [auth Y1], QA [auth B2], QB [auth f2], RA [auth C2], RB [auth h2], SA [auth D2], SB [auth i2], TA [auth E2], TB [auth j2], U [auth a1], UA [auth F2], UB [auth k2], V [auth b1], VA [auth H2], VB [auth l2], W [auth c1], WA [auth I2], X [auth d1], XA [auth J2], Y [auth e1], YA [auth K2], YB [auth t2], Z [auth f1], ZA [auth L2], ZB [auth u2]	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Photosystems	Photosystem II from a red alga