6IJJ | pdb_00006ijj

Photosystem I of Chlamydomonas reinhardtii

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: OPM
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD
Membrane Protein Annotation: mpstruc

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
H [auth J]	d6ijjj_	Membrane and cell surface proteins and peptides	Single transmembrane helix	Subunit IX of photosystem I reaction centre, PsaJ	automated matches	automated matches	(Chlamydomonas reinhardtii ) [TaxId: 3055 ],	SCOPe (2.08)
F	d6ijjf_	Membrane and cell surface proteins and peptides	Single transmembrane helix	Subunit III of photosystem I reaction centre, PsaF	automated matches	automated matches	(Chlamydomonas reinhardtii ) [TaxId: 3055 ],	SCOPe (2.08)
E	d6ijje_	All beta proteins	SH3-like barrel	Electron transport accessory proteins	automated matches	automated matches	(Chlamydomonas reinhardtii ) [TaxId: 3055 ],	SCOPe (2.08)
D	d6ijjd_	Alpha and beta proteins (a+b)	Photosystem I subunit PsaD	Photosystem I subunit PsaD	Photosystem I subunit PsaD	automated matches	(Chlamydomonas reinhardtii ) [TaxId: 3055 ],	SCOPe (2.08)
C	d6ijjc_	Alpha and beta proteins (a+b)	Ferredoxin-like	4Fe-4S ferredoxins	7-Fe ferredoxin	automated matches	(Chlamydomonas reinhardtii ) [TaxId: 3055 ],	SCOPe (2.08)
B	d6ijjb_	Membrane and cell surface proteins and peptides	Photosystem I subunits PsaA/PsaB	Photosystem I subunits PsaA/PsaB	Photosystem I subunits PsaA/PsaB	automated matches	(Chlamydomonas reinhardtii ) [TaxId: 3055 ],	SCOPe (2.08)
R [auth 8]	d6ijj8_	Membrane and cell surface proteins and peptides	Chlorophyll a-b binding protein	Chlorophyll a-b binding protein	automated matches	automated matches	(Chlamydomonas reinhardtii ) [TaxId: 3055 ],	SCOPe (2.08)
Q [auth 7]	d6ijj7_	Membrane and cell surface proteins and peptides	Chlorophyll a-b binding protein	Chlorophyll a-b binding protein	automated matches	automated matches	(Chlamydomonas reinhardtii ) [TaxId: 3055 ],	SCOPe (2.08)
N [auth 4]	d6ijj4_	Membrane and cell surface proteins and peptides	Chlorophyll a-b binding protein	Chlorophyll a-b binding protein	automated matches	automated matches	(Chlamydomonas reinhardtii ) [TaxId: 3055 ],	SCOPe (2.08)
M [auth 3]	d6ijj3_	Membrane and cell surface proteins and peptides	Chlorophyll a-b binding protein	Chlorophyll a-b binding protein	automated matches	automated matches	(Chlamydomonas reinhardtii ) [TaxId: 3055 ],	SCOPe (2.08)
K [auth 1]	d6ijj1_	Membrane and cell surface proteins and peptides	Chlorophyll a-b binding protein	Chlorophyll a-b binding protein	automated matches	automated matches	(Chlamydomonas reinhardtii ) [TaxId: 3055 ],	SCOPe (2.08)
J [auth L]	d6ijjl_	Membrane and cell surface proteins and peptides	Photosystem I reaction center subunit XI, PsaL	Photosystem I reaction center subunit XI, PsaL	automated matches	automated matches	(Chlamydomonas reinhardtii ) [TaxId: 3055 ],	SCOPe (2.08)
A	d6ijja_	Membrane and cell surface proteins and peptides	Photosystem I subunits PsaA/PsaB	Photosystem I subunits PsaA/PsaB	Photosystem I subunits PsaA/PsaB	automated matches	(Chlamydomonas reinhardtii ) [TaxId: 3055 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
H [auth J]	SCOP2 Family	Subunit IX of photosystem I reaction centre, PsaJ	8094722	4002101	SCOP2 (2022-06-29)
H [auth J]	SCOP2 Superfamily	Subunit IX of photosystem I reaction centre, PsaJ	8094723	3000824	SCOP2 (2022-06-29)
F	SCOP2B Superfamily	Subunit III of photosystem I reaction centre, PsaF	8094180	3000813	SCOP2B (2022-06-29)
E	SCOP2 Family	Photosystem I accessory protein E (PsaE)	8094772	4001749	SCOP2 (2022-06-29)
E	SCOP2 Superfamily	Electron transport accessory proteins	8094773	3000325	SCOP2 (2022-06-29)
D	SCOP2 Family	Photosystem I subunit PsaD	8095070	4003498	SCOP2 (2022-06-29)
D	SCOP2 Superfamily	Photosystem I subunit PsaD	8095071	3000951	SCOP2 (2022-06-29)
C	SCOP2B Superfamily	4Fe-4S ferredoxins	8093860	3000020	SCOP2B (2022-06-29)
B	SCOP2 Family	Photosystem I subunits PsaA/PsaB	8094498	4002118	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	Photosystem I subunits PsaA/PsaB	8094499	3000850	SCOP2 (2022-06-29)
R [auth 8]	SCOP2B Superfamily	Chlorophyll a-b binding protein	8099930	3000343	SCOP2B (2022-06-29)
Q [auth 7]	SCOP2 Family	Chlorophyll a-b binding protein	8100067	4001763	SCOP2 (2022-06-29)
Q [auth 7]	SCOP2 Superfamily	Chlorophyll a-b binding protein	8100068	3000343	SCOP2 (2022-06-29)
P [auth 6]	SCOP2 Family	Chlorophyll a-b binding protein	8099927	4001763	SCOP2 (2022-06-29)
P [auth 6]	SCOP2 Superfamily	Chlorophyll a-b binding protein	8099928	3000343	SCOP2 (2022-06-29)
O [auth 5]	SCOP2 Family	Chlorophyll a-b binding protein	8099931	4001763	SCOP2 (2022-06-29)
O [auth 5]	SCOP2 Superfamily	Chlorophyll a-b binding protein	8099932	3000343	SCOP2 (2022-06-29)
N [auth 4]	SCOP2 Family	Chlorophyll a-b binding protein	8097183	4001763	SCOP2 (2022-06-29)
N [auth 4]	SCOP2 Superfamily	Chlorophyll a-b binding protein	8097184	3000343	SCOP2 (2022-06-29)
M [auth 3]	SCOP2 Family	Chlorophyll a-b binding protein	8095790	4001763	SCOP2 (2022-06-29)
M [auth 3]	SCOP2 Superfamily	Chlorophyll a-b binding protein	8095791	3000343	SCOP2 (2022-06-29)
L [auth a]	SCOP2 Family	Chlorophyll a-b binding protein	8099101	4001763	SCOP2 (2022-06-29)
L [auth a]	SCOP2 Superfamily	Chlorophyll a-b binding protein	8099102	3000343	SCOP2 (2022-06-29)
K [auth 1]	SCOP2B Superfamily	Chlorophyll a-b binding protein	8099102	3000343	SCOP2B (2022-06-29)
A	SCOP2 Family	Photosystem I subunits PsaA/PsaB	8094460	4002118	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Photosystem I subunits PsaA/PsaB	8094461	3000850	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
I [auth K]	MS_channel_2nd	e6ijjK1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: MS_channel_2nd	ECOD (v294.1)
H [auth J]	MS_channel_2nd	e6ijjJ1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: MS_channel_2nd	ECOD (v294.1)
G [auth I]	MS_channel_2nd	e6ijjI1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: MS_channel_2nd	ECOD (v294.1)
F	MS_channel_2nd	e6ijjF1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: MS_channel_2nd	ECOD (v294.1)
E	MS_channel_2nd	e6ijjE1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: MS_channel_2nd	ECOD (v294.1)
D	MS_channel_2nd	e6ijjD1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: MS_channel_2nd	ECOD (v294.1)
C	MS_channel_2nd	e6ijjC1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: MS_channel_2nd	ECOD (v294.1)
B	MS_channel_2nd	e6ijjB1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: MS_channel_2nd	ECOD (v294.1)
R [auth 8]	MS_channel_2nd	e6ijj81	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: MS_channel_2nd	ECOD (v294.1)
Q [auth 7]	MS_channel_2nd	e6ijj71	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: MS_channel_2nd	ECOD (v294.1)
P [auth 6]	MS_channel_2nd	e6ijj61	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: MS_channel_2nd	ECOD (v294.1)
O [auth 5]	MS_channel_2nd	e6ijj51	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: MS_channel_2nd	ECOD (v294.1)
N [auth 4]	MS_channel_2nd	e6ijj41	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: MS_channel_2nd	ECOD (v294.1)
M [auth 3]	MS_channel_2nd	e6ijj31	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: MS_channel_2nd	ECOD (v294.1)
L [auth a]	MS_channel_2nd	e6ijja1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: MS_channel_2nd	ECOD (v294.1)
K [auth 1]	MS_channel_2nd	e6ijj11	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: MS_channel_2nd	ECOD (v294.1)
J [auth L]	MS_channel_2nd	e6ijjL1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: MS_channel_2nd	ECOD (v294.1)
A	MS_channel_2nd	e6ijjA1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: MS_channel_2nd	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
H [auth J]	1.20.5.510	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	Single helix bin	CATH (4.3.0)
F	1.10.8.110	Mainly Alpha	Orthogonal Bundle	Helicase, Ruva Protein	domain 3	CATH (4.3.0)
E	2.30.30.50	Mainly Beta	Roll	SH3 type barrels.		CATH (4.3.0)
D	3.30.1470.10	Alpha Beta	2-Layer Sandwich	Photosystem 1 Reaction Centre Subunit Ii	Chain: D	CATH (utative)
C	3.30.70.20	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits		CATH (4.3.0)
B	1.20.1130.10	Mainly Alpha	Up-down Bundle	Photosystem I p700 chlorophyll A apoprotein A1	Photosystem I PsaA/PsaB	CATH (utative)
O [auth 5]	1.10.3460.10	Mainly Alpha	Orthogonal Bundle	Chlorophyll a-b binding protein	Chlorophyll a/b binding protein domain	CATH (utative)
A	1.20.1130.10	Mainly Alpha	Up-down Bundle	Photosystem I p700 chlorophyll A apoprotein A1	Photosystem I PsaA/PsaB	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
H [auth J]	PF01701	Photosystem I reaction centre subunit IX / PsaJ (PSI_PsaJ)	Photosystem I reaction centre subunit IX / PsaJ	-	Family
G [auth I]	PF00796	Photosystem I reaction centre subunit VIII (PSI_8)	Photosystem I reaction centre subunit VIII	-	Family
C	PF12838	4Fe-4S dicluster domain (Fer4_7)	4Fe-4S dicluster domain	Superfamily includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. Structure of the domain is an alpha-antiparallel beta sandwich. Domain contai ...	Superfamily includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. Structure of the domain is an alpha-antiparallel beta sandwich. Domain contains two 4Fe4S clusters.	Domain
B	PF00223	Photosystem I psaA/psaB protein (PsaA_PsaB)	Photosystem I psaA/psaB protein	-	Family
R [auth 8]	PF00504	Chlorophyll A-B binding protein (Chloroa_b-bind)	Chlorophyll A-B binding protein	-	Family
Q [auth 7]	PF00504	Chlorophyll A-B binding protein (Chloroa_b-bind)	Chlorophyll A-B binding protein	-	Family
P [auth 6]	PF00504	Chlorophyll A-B binding protein (Chloroa_b-bind)	Chlorophyll A-B binding protein	-	Family
O [auth 5]	PF00504	Chlorophyll A-B binding protein (Chloroa_b-bind)	Chlorophyll A-B binding protein	-	Family
K [auth 1], L [auth a]	PF00504	Chlorophyll A-B binding protein (Chloroa_b-bind)	Chlorophyll A-B binding protein	-	Family
A	PF00504	Chlorophyll A-B binding protein (Chloroa_b-bind)	Chlorophyll A-B binding protein	-	Family
A	PF00223	Photosystem I psaA/psaB protein (PsaA_PsaB)	Photosystem I psaA/psaB protein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
I [auth K]	PsaK	-	photosynthesis metabolic process cellular process	chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope cellular anatomical structure bounding membrane of organelle membraneless organelle plastid envelope chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope cellular anatomical structure bounding membrane of organelle membraneless organelle plastid envelope thylakoid chloroplast membrane intracellular membraneless organelle intracellular membrane-bounded organelle thylakoid membrane organelle chloroplast thylakoid outer membrane cytoplasm photosynthetic membrane organelle membrane protein-containing complex photosystem photosystem I membrane protein complex
H [auth J]	PsaJ	-	photosynthesis metabolic process cellular process	chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope cellular anatomical structure bounding membrane of organelle membraneless organelle plastid envelope chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope cellular anatomical structure bounding membrane of organelle membraneless organelle plastid envelope thylakoid chloroplast membrane intracellular membraneless organelle intracellular membrane-bounded organelle thylakoid membrane organelle chloroplast thylakoid outer membrane cytoplasm photosynthetic membrane organelle membrane protein-containing complex photosystem photosystem I membrane protein complex
G [auth I]	PsaI	-	photosynthesis metabolic process cellular process	chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope cellular anatomical structure bounding membrane of organelle membraneless organelle plastid envelope chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope cellular anatomical structure bounding membrane of organelle membraneless organelle plastid envelope thylakoid chloroplast membrane intracellular membraneless organelle intracellular membrane-bounded organelle thylakoid membrane organelle chloroplast thylakoid outer membrane cytoplasm photosynthetic membrane organelle membrane protein-containing complex photosystem photosystem I membrane protein complex
F	PsaF	-	photosynthesis metabolic process cellular process	protein-containing complex photosystem intracellular anatomical structure photosystem I membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane photosystem I reaction center thylakoid protein-containing complex photosystem intracellular anatomical structure photosystem I membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane photosystem I reaction center thylakoid membrane-bounded organelle plastid intracellular membrane-bounded organelle plastid thylakoid plastid thylakoid lumen chloroplast thylakoid lumen chloroplast thylakoid cytoplasm thylakoid lumen chloroplast
E	PsaE	-	photosynthesis metabolic process cellular process	protein-containing complex photosystem intracellular anatomical structure photosystem I membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane photosystem I reaction center thylakoid protein-containing complex photosystem intracellular anatomical structure photosystem I membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane photosystem I reaction center 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	PsaD	-	photosynthesis metabolic process cellular process	protein-containing complex photosystem intracellular anatomical structure photosystem I membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane photosystem I reaction center thylakoid protein-containing complex photosystem intracellular anatomical structure photosystem I membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane photosystem I reaction center 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
C	PsaC	oxidoreductase activity catalytic activity iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding electron transfer activity cation binding ion binding metal ion binding	photosynthesis metabolic process cellular process photosynthesis, light reaction photosynthetic electron transport chain electron transport chain generation of precursor metabolites and energy photosynthetic electron transport in photosystem I	chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope cellular anatomical structure bounding membrane of organelle membraneless organelle plastid envelope chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope cellular anatomical structure bounding membrane of organelle membraneless organelle plastid envelope thylakoid chloroplast membrane intracellular membraneless organelle intracellular membrane-bounded organelle thylakoid membrane organelle chloroplast thylakoid outer membrane cytoplasm photosynthetic membrane organelle membrane protein-containing complex photosystem photosystem I membrane protein complex
B	PsaB	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding oxidoreductase activity catalytic activity iron-sulfur cluster binding 4 iron, 4 sulfur cluster binding metal cluster binding chlorophyll binding tetrapyrrole binding electron transfer activity	photosynthesis metabolic process cellular process	chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope cellular anatomical structure bounding membrane of organelle membraneless organelle plastid envelope chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope cellular anatomical structure bounding membrane of organelle membraneless organelle plastid envelope thylakoid chloroplast membrane intracellular membraneless organelle intracellular membrane-bounded organelle thylakoid membrane organelle chloroplast thylakoid outer membrane cytoplasm photosynthetic membrane organelle membrane protein-containing complex photosystem photosystem I membrane protein complex
R [auth 8]	Lhca8	chlorophyll binding binding tetrapyrrole binding	response to light stimulus response to stimulus response to radiation response to abiotic stimulus photosynthesis, light harvesting in photosystem I photosynthesis photosynthesis, light reaction photosynthesis, light harvesting 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 photosystem I
Q [auth 7]	Lhca7	chlorophyll binding binding tetrapyrrole binding	response to light stimulus response to stimulus response to radiation response to abiotic stimulus photosynthesis, light harvesting in photosystem I photosynthesis photosynthesis, light reaction photosynthesis, light harvesting 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 photosystem I
P [auth 6]	Lhca6	chlorophyll binding binding tetrapyrrole binding	response to light stimulus response to stimulus response to radiation response to abiotic stimulus photosynthesis, light harvesting in photosystem I photosynthesis photosynthesis, light reaction photosynthesis, light harvesting 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 photosystem I
O [auth 5]	Lhca5	chlorophyll binding binding tetrapyrrole binding	response to light stimulus response to stimulus response to radiation response to abiotic stimulus photosynthesis, light harvesting in photosystem I photosynthesis photosynthesis, light reaction photosynthesis, light harvesting 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 photosystem I
N [auth 4]	Lhca4	-	-	-
M [auth 3]	Lhca3	-	-	-
K [auth 1], L [auth a]	Lhca1	chlorophyll binding binding tetrapyrrole binding cation binding ion binding metal ion binding small molecule binding	response to light stimulus response to stimulus response to radiation response to abiotic stimulus photosynthesis, light harvesting in photosystem I photosynthesis photosynthesis, light reaction photosynthesis, light harvesting 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 photosystem I
J [auth L]	PsaL	-	photosynthesis metabolic process cellular process	protein-containing complex photosystem intracellular anatomical structure photosystem I membrane membrane protein complex intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle photosynthetic membrane photosystem I reaction center thylakoid
A	PsaA	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding oxidoreductase activity catalytic activity iron-sulfur cluster binding 4 iron, 4 sulfur cluster binding metal cluster binding chlorophyll binding tetrapyrrole binding electron transfer activity	photosynthesis metabolic process cellular process	chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope cellular anatomical structure bounding membrane of organelle membraneless organelle plastid envelope chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope cellular anatomical structure bounding membrane of organelle membraneless organelle plastid envelope thylakoid chloroplast membrane intracellular membraneless organelle intracellular membrane-bounded organelle thylakoid membrane organelle chloroplast thylakoid outer membrane cytoplasm photosynthetic membrane organelle membrane protein-containing complex photosystem photosystem I membrane protein complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
I [auth K]	IPR023618	Photosystem I PsaG/PsaK domain, chloroplastic	Homologous Superfamily
I [auth K]	IPR016370	Photosystem I reaction center subunit V/PsaK, plant	Family
I [auth K]	IPR000549	Photosystem I reaction center subunit V/PsaK	Family
I [auth K]	IPR017493	Photosystem I reaction center subunit psaK, plant	Family
H [auth J]	IPR002615	Photosystem I PsaJ, reaction centre subunit IX	Family
H [auth J]	IPR036062	Photosystem I PsaJ, reaction centre subunit IX superfamily	Homologous Superfamily
G [auth I]	IPR036357	Photosystem I reaction centre subunit VIII superfamily	Homologous Superfamily
G [auth I]	IPR001302	Photosystem I reaction centre subunit VIII	Family
F	IPR036577	Photosystem I PsaF, reaction centre subunit III superfamily	Homologous Superfamily
F	IPR003666	Photosystem I PsaF, reaction centre subunit III	Family
E	IPR008990	Electron transport accessory-like domain superfamily	Homologous Superfamily
E	IPR003375	Photosystem I PsaE, reaction centre subunit IV	Family
D	IPR003685	Photosystem I PsaD	Family
D	IPR036579	Photosystem I, reaction centre subunit PsaD superfamily	Homologous Superfamily
C	IPR017900	4Fe-4S ferredoxin, iron-sulphur binding, conserved site	Conserved Site
C	IPR050157	Photosystem I iron-sulfur center	Family
C	IPR017896	4Fe-4S ferredoxin-type, iron-sulphur binding domain	Domain
C	IPR017491	Photosystem I protein PsaC	Family
B	IPR036408	Photosystem I PsaA/PsaB superfamily	Homologous Superfamily
B	IPR001280	Photosystem I PsaA/PsaB	Family
B	IPR006244	Photosystem I PsaB	Family
B	IPR020586	Photosystem I PsaA/PsaB, conserved site	Conserved Site
R [auth 8]	IPR001344	Chlorophyll A-B binding protein, plant and chromista	Family
R [auth 8]	IPR022796	Chlorophyll A-B binding protein	Family
Q [auth 7]	IPR001344	Chlorophyll A-B binding protein, plant and chromista	Family
Q [auth 7]	IPR022796	Chlorophyll A-B binding protein	Family
P [auth 6]	IPR001344	Chlorophyll A-B binding protein, plant and chromista	Family
P [auth 6]	IPR022796	Chlorophyll A-B binding protein	Family
O [auth 5]	IPR001344	Chlorophyll A-B binding protein, plant and chromista	Family
O [auth 5]	IPR022796	Chlorophyll A-B binding protein	Family
K [auth 1], L [auth a]	IPR001344	Chlorophyll A-B binding protein, plant and chromista	Family
K [auth 1], L [auth a]	IPR022796	Chlorophyll A-B binding protein	Family
J [auth L]	IPR003757	Photosystem I PsaL, reaction centre subunit XI	Domain
J [auth L]	IPR022980	Photosystem I, reaction centre subunit XI	Family
J [auth L]	IPR036592	Photosystem I PsaL, reaction centre subunit XI superfamily	Homologous Superfamily
A	IPR006243	Photosystem I PsaA	Family
A	IPR036408	Photosystem I PsaA/PsaB superfamily	Homologous Superfamily
A	IPR001280	Photosystem I PsaA/PsaB	Family
A	IPR020586	Photosystem I PsaA/PsaB, conserved site	Conserved Site

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B, C, D, E A, B, C, D, E, F, G [auth I], H [auth J], I [auth K], J [auth L], K [auth 1], L [auth a]	OPM	Transmembrane	Alpha-helical polytopic	Photosystems	Photosystem I

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B, C, D, E A, B, C, D, E, F, G [auth I], H [auth J], I [auth K], J [auth L], K [auth 1], L [auth a]	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B, C, D, E A, B, C, D, E, F, G [auth I], H [auth J], I [auth K], J [auth L], K [auth 1], L [auth a]	MemProtMD	Annotated as membrane protein by MemProtMD

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B, C, D, E A, B, C, D, E, F, G [auth I], H [auth J], I [auth K], J [auth L], K [auth 1], L [auth a]	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Photosystem+Light-Harvesting Complex Supercomplex	Photosystem I supercomplex with 8 light-harvesting complexes I