6R21

Cryo-EM structure of T7 bacteriophage fiberless tail complex

External Resource: Annotation

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
N	SCOP2B Superfamily	YqbG/phage connector protein-like	8104061	3001980	SCOP2B (2022-06-29)
O	SCOP2B Superfamily	YqbG/phage connector protein-like	8104061	3001980	SCOP2B (2022-06-29)
P	SCOP2B Superfamily	YqbG/phage connector protein-like	8104061	3001980	SCOP2B (2022-06-29)
R	SCOP2B Superfamily	YqbG/phage connector protein-like	8104061	3001980	SCOP2B (2022-06-29)
S	SCOP2B Superfamily	YqbG/phage connector protein-like	8104061	3001980	SCOP2B (2022-06-29)
T	SCOP2B Superfamily	YqbG/phage connector protein-like	8104061	3001980	SCOP2B (2022-06-29)
U	SCOP2B Superfamily	YqbG/phage connector protein-like	8104061	3001980	SCOP2B (2022-06-29)
W	SCOP2B Superfamily	YqbG/phage connector protein-like	8104061	3001980	SCOP2B (2022-06-29)
X	SCOP2B Superfamily	YqbG/phage connector protein-like	8104061	3001980	SCOP2B (2022-06-29)
M	SCOP2B Superfamily	YqbG/phage connector protein-like	8104061	3001980	SCOP2B (2022-06-29)
Q	SCOP2B Superfamily	YqbG/phage connector protein-like	8104061	3001980	SCOP2B (2022-06-29)
V	SCOP2B Superfamily	YqbG/phage connector protein-like	8104061	3001980	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)
A	Head-tail_con_2nd	e6r21A1	A: beta barrels	X: Barrel domain in upper collar protein (From Topology)	H: Barrel domain in upper collar protein (From Topology)	T: Barrel domain in upper collar protein	F: Head-tail_con_2nd	ECOD (1.6)
A	Head-tail_con_1st	e6r21A2	A: alpha bundles	X: Alpha-helical domain in upper collar protein (From Topology)	H: Alpha-helical domain in upper collar protein (From Topology)	T: Alpha-helical domain in upper collar protein	F: Head-tail_con_1st	ECOD (1.6)
B	Head-tail_con_2nd	e6r21B2	A: beta barrels	X: Barrel domain in upper collar protein (From Topology)	H: Barrel domain in upper collar protein (From Topology)	T: Barrel domain in upper collar protein	F: Head-tail_con_2nd	ECOD (1.6)
B	Head-tail_con_1st	e6r21B1	A: alpha bundles	X: Alpha-helical domain in upper collar protein (From Topology)	H: Alpha-helical domain in upper collar protein (From Topology)	T: Alpha-helical domain in upper collar protein	F: Head-tail_con_1st	ECOD (1.6)
C	Head-tail_con_2nd	e6r21C2	A: beta barrels	X: Barrel domain in upper collar protein (From Topology)	H: Barrel domain in upper collar protein (From Topology)	T: Barrel domain in upper collar protein	F: Head-tail_con_2nd	ECOD (1.6)
C	Head-tail_con_1st	e6r21C1	A: alpha bundles	X: Alpha-helical domain in upper collar protein (From Topology)	H: Alpha-helical domain in upper collar protein (From Topology)	T: Alpha-helical domain in upper collar protein	F: Head-tail_con_1st	ECOD (1.6)
E	Head-tail_con_2nd	e6r21E2	A: beta barrels	X: Barrel domain in upper collar protein (From Topology)	H: Barrel domain in upper collar protein (From Topology)	T: Barrel domain in upper collar protein	F: Head-tail_con_2nd	ECOD (1.6)
E	Head-tail_con_1st	e6r21E1	A: alpha bundles	X: Alpha-helical domain in upper collar protein (From Topology)	H: Alpha-helical domain in upper collar protein (From Topology)	T: Alpha-helical domain in upper collar protein	F: Head-tail_con_1st	ECOD (1.6)
F	Head-tail_con_2nd	e6r21F1	A: beta barrels	X: Barrel domain in upper collar protein (From Topology)	H: Barrel domain in upper collar protein (From Topology)	T: Barrel domain in upper collar protein	F: Head-tail_con_2nd	ECOD (1.6)
F	Head-tail_con_1st	e6r21F2	A: alpha bundles	X: Alpha-helical domain in upper collar protein (From Topology)	H: Alpha-helical domain in upper collar protein (From Topology)	T: Alpha-helical domain in upper collar protein	F: Head-tail_con_1st	ECOD (1.6)
G	Head-tail_con_2nd	e6r21G2	A: beta barrels	X: Barrel domain in upper collar protein (From Topology)	H: Barrel domain in upper collar protein (From Topology)	T: Barrel domain in upper collar protein	F: Head-tail_con_2nd	ECOD (1.6)
G	Head-tail_con_1st	e6r21G1	A: alpha bundles	X: Alpha-helical domain in upper collar protein (From Topology)	H: Alpha-helical domain in upper collar protein (From Topology)	T: Alpha-helical domain in upper collar protein	F: Head-tail_con_1st	ECOD (1.6)
I	Head-tail_con_2nd	e6r21I2	A: beta barrels	X: Barrel domain in upper collar protein (From Topology)	H: Barrel domain in upper collar protein (From Topology)	T: Barrel domain in upper collar protein	F: Head-tail_con_2nd	ECOD (1.6)
I	Head-tail_con_1st	e6r21I1	A: alpha bundles	X: Alpha-helical domain in upper collar protein (From Topology)	H: Alpha-helical domain in upper collar protein (From Topology)	T: Alpha-helical domain in upper collar protein	F: Head-tail_con_1st	ECOD (1.6)
D	Head-tail_con_2nd	e6r21D2	A: beta barrels	X: Barrel domain in upper collar protein (From Topology)	H: Barrel domain in upper collar protein (From Topology)	T: Barrel domain in upper collar protein	F: Head-tail_con_2nd	ECOD (1.6)
D	Head-tail_con_1st	e6r21D1	A: alpha bundles	X: Alpha-helical domain in upper collar protein (From Topology)	H: Alpha-helical domain in upper collar protein (From Topology)	T: Alpha-helical domain in upper collar protein	F: Head-tail_con_1st	ECOD (1.6)
H	Head-tail_con_2nd	e6r21H2	A: beta barrels	X: Barrel domain in upper collar protein (From Topology)	H: Barrel domain in upper collar protein (From Topology)	T: Barrel domain in upper collar protein	F: Head-tail_con_2nd	ECOD (1.6)
H	Head-tail_con_1st	e6r21H1	A: alpha bundles	X: Alpha-helical domain in upper collar protein (From Topology)	H: Alpha-helical domain in upper collar protein (From Topology)	T: Alpha-helical domain in upper collar protein	F: Head-tail_con_1st	ECOD (1.6)
J	Head-tail_con_2nd	e6r21J1	A: beta barrels	X: Barrel domain in upper collar protein (From Topology)	H: Barrel domain in upper collar protein (From Topology)	T: Barrel domain in upper collar protein	F: Head-tail_con_2nd	ECOD (1.6)
J	Head-tail_con_1st	e6r21J2	A: alpha bundles	X: Alpha-helical domain in upper collar protein (From Topology)	H: Alpha-helical domain in upper collar protein (From Topology)	T: Alpha-helical domain in upper collar protein	F: Head-tail_con_1st	ECOD (1.6)
K	Head-tail_con_2nd	e6r21K1	A: beta barrels	X: Barrel domain in upper collar protein (From Topology)	H: Barrel domain in upper collar protein (From Topology)	T: Barrel domain in upper collar protein	F: Head-tail_con_2nd	ECOD (1.6)
K	Head-tail_con_1st	e6r21K2	A: alpha bundles	X: Alpha-helical domain in upper collar protein (From Topology)	H: Alpha-helical domain in upper collar protein (From Topology)	T: Alpha-helical domain in upper collar protein	F: Head-tail_con_1st	ECOD (1.6)
L	Head-tail_con_2nd	e6r21L2	A: beta barrels	X: Barrel domain in upper collar protein (From Topology)	H: Barrel domain in upper collar protein (From Topology)	T: Barrel domain in upper collar protein	F: Head-tail_con_2nd	ECOD (1.6)
L	Head-tail_con_1st	e6r21L1	A: alpha bundles	X: Alpha-helical domain in upper collar protein (From Topology)	H: Alpha-helical domain in upper collar protein (From Topology)	T: Alpha-helical domain in upper collar protein	F: Head-tail_con_1st	ECOD (1.6)
N	Tube	e6r21N1	A: alpha arrays	X: Hypothetical protein YqbG-like (From Topology)	H: Hypothetical protein YqbG-like (From Topology)	T: Hypothetical protein YqbG-like	F: Tube	ECOD (1.6)
O	Tube	e6r21O1	A: alpha arrays	X: Hypothetical protein YqbG-like (From Topology)	H: Hypothetical protein YqbG-like (From Topology)	T: Hypothetical protein YqbG-like	F: Tube	ECOD (1.6)
P	Tube	e6r21P1	A: alpha arrays	X: Hypothetical protein YqbG-like (From Topology)	H: Hypothetical protein YqbG-like (From Topology)	T: Hypothetical protein YqbG-like	F: Tube	ECOD (1.6)
R	Tube	e6r21R1	A: alpha arrays	X: Hypothetical protein YqbG-like (From Topology)	H: Hypothetical protein YqbG-like (From Topology)	T: Hypothetical protein YqbG-like	F: Tube	ECOD (1.6)
S	Tube	e6r21S1	A: alpha arrays	X: Hypothetical protein YqbG-like (From Topology)	H: Hypothetical protein YqbG-like (From Topology)	T: Hypothetical protein YqbG-like	F: Tube	ECOD (1.6)
T	Tube	e6r21T1	A: alpha arrays	X: Hypothetical protein YqbG-like (From Topology)	H: Hypothetical protein YqbG-like (From Topology)	T: Hypothetical protein YqbG-like	F: Tube	ECOD (1.6)
U	Tube	e6r21U1	A: alpha arrays	X: Hypothetical protein YqbG-like (From Topology)	H: Hypothetical protein YqbG-like (From Topology)	T: Hypothetical protein YqbG-like	F: Tube	ECOD (1.6)
W	Tube	e6r21W1	A: alpha arrays	X: Hypothetical protein YqbG-like (From Topology)	H: Hypothetical protein YqbG-like (From Topology)	T: Hypothetical protein YqbG-like	F: Tube	ECOD (1.6)
X	Tube	e6r21X1	A: alpha arrays	X: Hypothetical protein YqbG-like (From Topology)	H: Hypothetical protein YqbG-like (From Topology)	T: Hypothetical protein YqbG-like	F: Tube	ECOD (1.6)
M	Tube	e6r21M1	A: alpha arrays	X: Hypothetical protein YqbG-like (From Topology)	H: Hypothetical protein YqbG-like (From Topology)	T: Hypothetical protein YqbG-like	F: Tube	ECOD (1.6)
Q	Tube	e6r21Q1	A: alpha arrays	X: Hypothetical protein YqbG-like (From Topology)	H: Hypothetical protein YqbG-like (From Topology)	T: Hypothetical protein YqbG-like	F: Tube	ECOD (1.6)
V	Tube	e6r21V1	A: alpha arrays	X: Hypothetical protein YqbG-like (From Topology)	H: Hypothetical protein YqbG-like (From Topology)	T: Hypothetical protein YqbG-like	F: Tube	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	PF12236	Bacteriophage head to tail connecting protein (Head-tail_con)	Bacteriophage head to tail connecting protein	-	Family
M, N, O, P, Q M, N, O, P, Q, R, S, T, U, V, W, X	PF17212	Tail tubular protein (Tube)	Tail tubular protein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	Portal protein	-	virion assembly viral process viral life cycle viral genome packaging viral DNA genome packaging symbiont genome ejection through host cell envelope biological process involved in interspecies interaction between organisms symbiont entry into host cell symbiont entry into host symbiont genome ejection through host cell envelope, short tail mechanism biological process involved in interaction with host biological process involved in symbiotic interaction	protein-containing complex viral capsid virion component viral portal complex
M, N, O, P, Q M, N, O, P, Q, R, S, T, U, V, W, X	Tail tubular protein gp11	-	symbiont genome ejection through host cell envelope biological process involved in interspecies interaction between organisms symbiont entry into host cell viral process symbiont entry into host symbiont genome ejection through host cell envelope, short tail mechanism viral life cycle biological process involved in interaction with host biological process involved in symbiotic interaction	virus tail, tube virus tail virion component
AA [auth c], BA [auth d], CA [auth e], DA [auth f], Y [auth a], AA [auth c], BA [auth d], CA [auth e], DA [auth f], Y [auth a], Z [auth b]	Tail tubular protein gp12	-	symbiont genome ejection through host cell envelope biological process involved in interspecies interaction between organisms symbiont entry into host cell viral process symbiont entry into host symbiont genome ejection through host cell envelope, short tail mechanism viral life cycle biological process involved in interaction with host biological process involved in symbiotic interaction	virus tail, tube virus tail virion component

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR038995	Portal protein, Caudovirales	Family
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR020991	Head-to-tail connector protein, podovirus-type	Family
M, N, O, P, Q M, N, O, P, Q, R, S, T, U, V, W, X	IPR033767	Tail tubular protein Gp11	Family