Annotations: 6QX5

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
L	Head-tail_con_2nd	e6qx5L2	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	e6qx5L1	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	e6qx5K2	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	e6qx5K1	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	e6qx5J2	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	e6qx5J1	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	e6qx5I2	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	e6qx5I1	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	e6qx5H1	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	e6qx5H2	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	e6qx5G2	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	e6qx5G1	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	e6qx5F2	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	e6qx5F1	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	e6qx5E1	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	e6qx5E2	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	e6qx5D1	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	e6qx5D2	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	e6qx5C2	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	e6qx5C1	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	e6qx5B2	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	e6qx5B1	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)
A	Head-tail_con_2nd	e6qx5A1	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	e6qx5A2	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)

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

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

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