Annotations: 2WZP

Structures of Lactococcal Phage p2 Baseplate Shed Light on a Novel Mechanism of Host Attachment and Activation in Siphoviridae

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
IMGT Antibody Annotation
SAbDab Antibody Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
L	d2wzpl1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	LLAMA (Lama glama ) [TaxId: 9844 ],	SCOPe (2.08)
L	d2wzpl2	Artifacts	Tags	Tags	Tags	N-terminal Tags	LLAMA (Lama glama ) [TaxId: 9844 ],	SCOPe (2.08)
K	d2wzpk1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	LLAMA (Lama glama ) [TaxId: 9844 ],	SCOPe (2.08)
K	d2wzpk2	Artifacts	Tags	Tags	Tags	N-terminal Tags	LLAMA (Lama glama ) [TaxId: 9844 ],	SCOPe (2.08)
J	d2wzpj1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	LLAMA (Lama glama ) [TaxId: 9844 ],	SCOPe (2.08)
J	d2wzpj2	Artifacts	Tags	Tags	Tags	N-terminal Tags	LLAMA (Lama glama ) [TaxId: 9844 ],	SCOPe (2.08)
F	d2wzpf1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	LLAMA (Lama glama ) [TaxId: 9844 ],	SCOPe (2.08)
F	d2wzpf2	Artifacts	Tags	Tags	Tags	N-terminal Tags	LLAMA (Lama glama ) [TaxId: 9844 ],	SCOPe (2.08)
E	d2wzpe1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	LLAMA (Lama glama ) [TaxId: 9844 ],	SCOPe (2.08)
E	d2wzpe2	Artifacts	Tags	Tags	Tags	N-terminal Tags	LLAMA (Lama glama ) [TaxId: 9844 ],	SCOPe (2.08)
D	d2wzpd1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	LLAMA (Lama glama ) [TaxId: 9844 ],	SCOPe (2.08)
D	d2wzpd2	Artifacts	Tags	Tags	Tags	N-terminal Tags	LLAMA (Lama glama ) [TaxId: 9844 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
I	SCOP2B Superfamily	Bacteriophage trimeric proteins domain	8036194	3000915	SCOP2B (2022-06-29)
I	SCOP2B Superfamily	Phage fibre proteins	8036192	3000351	SCOP2B (2022-06-29)
I	SCOP2B Superfamily	Virus attachment protein globular domain	8036189	3001376	SCOP2B (2022-06-29)
H	SCOP2B Superfamily	Bacteriophage trimeric proteins domain	8036194	3000915	SCOP2B (2022-06-29)
H	SCOP2B Superfamily	Virus attachment protein globular domain	8036189	3001376	SCOP2B (2022-06-29)
H	SCOP2B Superfamily	Phage fibre proteins	8036192	3000351	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	Bacteriophage trimeric proteins domain	8036194	3000915	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	Phage fibre proteins	8036192	3000351	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	Virus attachment protein globular domain	8036189	3001376	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Virus attachment protein globular domain	8036189	3001376	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Bacteriophage trimeric proteins domain	8036194	3000915	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Phage fibre proteins	8036192	3000351	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Virus attachment protein globular domain	8036189	3001376	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Phage fibre proteins	8036192	3000351	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Bacteriophage trimeric proteins domain	8036194	3000915	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Phage fibre proteins	8036192	3000351	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Bacteriophage trimeric proteins domain	8036194	3000915	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Virus attachment protein globular domain	8036189	3001376	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)
O [auth R]	Caud_bapl16_1st	e2wzpR1	A: alpha arrays	X: C-terminal insertion domain in phage tail proteins	H: C-terminal insertion domain in phage tail proteins	T: C-terminal insertion domain in phage tail proteins	F: Caud_bapl16_1st	ECOD (v295.2)
O [auth R]	Caud_bapl16_2nd	e2wzpR2	A: alpha arrays	X: C-terminal insertion domain in phage tail proteins	H: C-terminal insertion domain in phage tail proteins	T: C-terminal insertion domain in phage tail proteins	F: Caud_bapl16_2nd	ECOD (v295.2)
O [auth R]	Caud_bapl16_4th	e2wzpR3	A: alpha arrays	X: C-terminal insertion domain in phage tail proteins	H: C-terminal insertion domain in phage tail proteins	T: C-terminal insertion domain in phage tail proteins	F: Caud_bapl16_4th	ECOD (v295.2)
O [auth R]	Caud_bapl16_3rd	e2wzpR4	A: alpha arrays	X: C-terminal insertion domain in phage tail proteins	H: C-terminal insertion domain in phage tail proteins	T: C-terminal insertion domain in phage tail proteins	F: Caud_bapl16_3rd	ECOD (v295.2)
N [auth Q]	Fz	e2wzpQ1	A: alpha arrays	X: Suppressor of Fused, C-terminal domain	H: HTH	T: winged helix domain	F: Fz	ECOD (v295.2)
M [auth P]	Dit_N	e2wzpP1	A: alpha arrays	X: Cupredoxin-like	H: Surface antigen 1 (SAG1)-related-sequence (SRS) family	T: Surface antigen 1 (SAG1)-related-sequence (SRS) family	F: Dit_N	ECOD (v295.2)
M [auth P]	RYDR_ITPR	e2wzpP2	A: alpha arrays	X: Cupredoxin-like	H: Surface antigen 1 (SAG1)-related-sequence (SRS) family	T: Surface antigen 1 (SAG1)-related-sequence (SRS) family	F: RYDR_ITPR	ECOD (v295.2)
L	Tachylectin	e2wzpL1	A: alpha arrays	X: Alpha-beta plaits	H: Phage tail protein-like	T: Transmembrane protein 14A	F: Tachylectin	ECOD (v295.2)
K	Tachylectin	e2wzpK1	A: alpha arrays	X: Alpha-beta plaits	H: Phage tail protein-like	T: Transmembrane protein 14A	F: Tachylectin	ECOD (v295.2)
J	Tachylectin	e2wzpJ1	A: alpha arrays	X: Alpha-beta plaits	H: Phage tail protein-like	T: Transmembrane protein 14A	F: Tachylectin	ECOD (v295.2)
F	Tachylectin	e2wzpF1	A: alpha arrays	X: Alpha-beta plaits	H: Phage tail protein-like	T: Transmembrane protein 14A	F: Tachylectin	ECOD (v295.2)
E	Tachylectin	e2wzpE1	A: alpha arrays	X: Alpha-beta plaits	H: Phage tail protein-like	T: Transmembrane protein 14A	F: Tachylectin	ECOD (v295.2)
D	FeS_assembly_P	e2wzpD1	A: alpha arrays	X: Immunoglobulin-like beta-sandwich	H: HTH	T: winged helix domain	F: FeS_assembly_P	ECOD (v295.2)
I	A2M_BRD	e2wzpI1	A: alpha arrays	X: Thioredoxin-like	H: Thioredoxin-like	T: Thioredoxin-like	F: A2M_BRD	ECOD (v295.2)
H	A2M_BRD	e2wzpH1	A: alpha arrays	X: Thioredoxin-like	H: Thioredoxin-like	T: Thioredoxin-like	F: A2M_BRD	ECOD (v295.2)
G	A2M_BRD	e2wzpG1	A: alpha arrays	X: Thioredoxin-like	H: Thioredoxin-like	T: Thioredoxin-like	F: A2M_BRD	ECOD (v295.2)
C	A2M_BRD	e2wzpC1	A: alpha arrays	X: Thioredoxin-like	H: Thioredoxin-like	T: Thioredoxin-like	F: A2M_BRD	ECOD (v295.2)
B	A2M_BRD	e2wzpB1	A: alpha arrays	X: Thioredoxin-like	H: Thioredoxin-like	T: Thioredoxin-like	F: A2M_BRD	ECOD (v295.2)
A	A2M_BRD	e2wzpA1	A: alpha arrays	X: Thioredoxin-like	H: Thioredoxin-like	T: Thioredoxin-like	F: A2M_BRD	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
O [auth R]	2.30.300.20	Mainly Beta	Roll	Phage tail proteins - horseshoe like beta roll fold	Phage tail base-plate attachment protein, domain D1/D2	CATH (4.3.0)
O [auth R]	3.55.50.50	Alpha Beta	3-Layer(bab) Sandwich	Phage tail protein beta-alpha-beta fold	Phage tail base-plate attachment protein, domain D4	CATH (4.3.0)
O [auth R]	3.30.1920.20	Alpha Beta	2-Layer Sandwich	Phage tail proteins - 2 layer sandwich fold	Phage tail base-plate attachment protein, domain D3	CATH (4.3.0)
N [auth Q]	2.40.30.210	Mainly Beta	Beta Barrel	Elongation Factor Tu (Ef-tu)	domain 3	CATH (4.3.0)
N [auth Q]	6.20.370.40	Special	Other non-globular	Rhinovirus 14, subunit 4		CATH (4.3.0)
N [auth Q]	2.60.120.880	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
N [auth Q]	2.10.25.60	Mainly Beta	Ribbon	Laminin		CATH (4.3.0)
M [auth P]	2.40.30.210	Mainly Beta	Beta Barrel	Elongation Factor Tu (Ef-tu)	domain 3	CATH (4.3.0)
M [auth P]	6.20.370.40	Special	Other non-globular	Rhinovirus 14, subunit 4		CATH (4.3.0)
M [auth P]	2.60.120.880	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
M [auth P]	2.10.25.60	Mainly Beta	Ribbon	Laminin		CATH (4.3.0)
L	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
K	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
J	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
F	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
E	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
D	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
I	2.60.520.10	Mainly Beta	Sandwich	Triple-stranded beta-helix	Phage fibre proteins	CATH (4.3.0)
I	2.60.40.1830	Mainly Beta	Sandwich	Immunoglobulin-like	Phage tail base-plate Siphoviridae RBP, head domain	CATH (4.3.0)
H	2.60.520.10	Mainly Beta	Sandwich	Triple-stranded beta-helix	Phage fibre proteins	CATH (4.3.0)
H	2.60.40.1830	Mainly Beta	Sandwich	Immunoglobulin-like	Phage tail base-plate Siphoviridae RBP, head domain	CATH (4.3.0)
G	2.60.520.10	Mainly Beta	Sandwich	Triple-stranded beta-helix	Phage fibre proteins	CATH (4.3.0)
G	2.60.40.1830	Mainly Beta	Sandwich	Immunoglobulin-like	Phage tail base-plate Siphoviridae RBP, head domain	CATH (4.3.0)
C	2.60.520.10	Mainly Beta	Sandwich	Triple-stranded beta-helix	Phage fibre proteins	CATH (4.3.0)
C	2.60.40.1830	Mainly Beta	Sandwich	Immunoglobulin-like	Phage tail base-plate Siphoviridae RBP, head domain	CATH (4.3.0)
B	2.60.520.10	Mainly Beta	Sandwich	Triple-stranded beta-helix	Phage fibre proteins	CATH (4.3.0)
B	2.60.40.1830	Mainly Beta	Sandwich	Immunoglobulin-like	Phage tail base-plate Siphoviridae RBP, head domain	CATH (4.3.0)
A	2.60.520.10	Mainly Beta	Sandwich	Triple-stranded beta-helix	Phage fibre proteins	CATH (4.3.0)
A	2.60.40.1830	Mainly Beta	Sandwich	Immunoglobulin-like	Phage tail base-plate Siphoviridae RBP, head domain	CATH (4.3.0)

IMGT Antibody Annotation IMGT Database Homepage

Chain	Protein Name	Description	Organism Name	Gene Allele Name(s)	Domain Name(s)	Receptor Type	Receptor Description	Provenance Source
D, E, F, J, K D, E, F, J, K, L	Llama heavy chain VH domain H5	VH	Lama glama (llama)	IGHV3S301, IGHJ401	V-DOMAIN VH	IG	(VH)	IMGT (202632-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
D, E, F, J, K D, E, F, J, K, L	Heavy Chain	IGHV1	-	putative receptor binding protein	SAbDab (2026-08-21)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
O [auth R]	LACTOCOCCAL PHAGE P2 ORF16	-	symbiont genome ejection through host cell envelope biological process involved in interspecies interaction between organisms symbiont genome ejection through host cell envelope, long flexible tail mechanism symbiont entry into host cell viral process symbiont entry into host viral life cycle biological process involved in interaction with host biological process involved in symbiotic interaction	virus tail virion component virus tail, baseplate
M [auth P], N [auth Q]	LACTOCOCCAL PHAGE P2 ORF15	-	symbiont genome ejection through host cell envelope biological process involved in interspecies interaction between organisms symbiont genome ejection through host cell envelope, long flexible tail mechanism symbiont entry into host cell viral process symbiont entry into host viral life cycle biological process involved in interaction with host biological process involved in symbiotic interaction	virus tail virion component
D, E, F, J, K D, E, F, J, K, L	CAMELID VHH5	-	-	-
A, B, C, G, H A, B, C, G, H, I	PUTATIVE RECEPTOR BINDING PROTEIN	-	virion attachment to host cell biological process involved in interspecies interaction between organisms adhesion of symbiont to host cell viral process viral life cycle adhesion of symbiont to host biological process involved in interaction with host biological process involved in symbiotic interaction receptor-mediated virion attachment to host cell entry receptor-mediated virion attachment to host cell cell adhesion cellular process symbiont entry into host cell symbiont entry into host	virus tail virion component virus tail, baseplate

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
O [auth R]	IPR048782	Phage tail base-plate attachment protein, C-terminal barrel domain	Domain
O [auth R]	IPR043073	Baseplate protein Gp16, domain D4	Homologous Superfamily
O [auth R]	IPR048784	Phage tail base-plate attachment protein, N0 domain	Domain
O [auth R]	IPR048783	Phage tail base-plate attachment protein, C-terminal insertion domain	Domain
O [auth R]	IPR043075	Baseplate protein Gp16, domain 1 and 2	Homologous Superfamily
O [auth R]	IPR031861	Phage tail base-plate attachment protein, N-terminal barrel domain	Domain
M [auth P], N [auth Q]	IPR048272	Distal tail protein, C-terminal domain	Domain
M [auth P], N [auth Q]	IPR031899	Distal tail protein, N-terminal domain	Domain
A, B, C, G, H A, B, C, G, H, I	IPR048779	Receptor binding protein, neck domain	Domain
A, B, C, G, H A, B, C, G, H, I	IPR048780	Receptor-binding protein, N-terminal shoulder domain	Domain
A, B, C, G, H A, B, C, G, H, I	IPR008982	Adenovirus pIV-like, attachment domain	Homologous Superfamily
A, B, C, G, H A, B, C, G, H, I	IPR015027	Receptor-binding protein of phage tail base-plate Siphoviridae, head	Domain

2WZP | pdb_00002wzp

Structures of Lactococcal Phage p2 Baseplate Shed Light on a Novel Mechanism of Host Attachment and Activation in Siphoviridae

External Resource: Annotation

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Domain Annotation: ECOD Classification ECOD Database Homepage

Domain Annotation: CATH CATH Database Homepage

IMGT Antibody Annotation IMGT Database Homepage

SAbDab Antibody Annotation SAbDab Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage