6RBK

Cryo-EM structure of the anti-feeding prophage (AFP) baseplate in extended state, 3-fold symmetrised

External Resource: Annotation


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
CUNK_F_TYPEe6rbkC3 A: beta barrelsX: cradle loop barrelH: RIFT-relatedT: Phage tail proteinsF: UNK_F_TYPEECOD (1.6)
CPhage_base_Ve6rbkC1 A: beta barrelsX: OB-foldH: Tail-associated lysozyme gp5-N (From Topology)T: Tail-associated lysozyme gp5-NF: Phage_base_VECOD (1.6)
CPhage_GPD_2nde6rbkC2 A: a+b complex topologyX: N0 domain in phage tail proteins and secretins-likeH: N0 domain in phage tail proteins and secretins (From Topology)T: N0 domain in phage tail proteins and secretinsF: Phage_GPD_2ndECOD (1.6)
CUNK_F_TYPEe6rbkC4 A: a+b complex topologyX: C-terminal insertion domain in phage tail proteins (From Topology)H: C-terminal insertion domain in phage tail proteins (From Topology)T: C-terminal insertion domain in phage tail proteinsF: UNK_F_TYPEECOD (1.6)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A, B
PF19266Contractile injection system tube protein (CIS_tube)Contractile injection system tube protein- Family
PF04717Type VI secretion system/phage-baseplate injector OB domain (Phage_base_V)Type VI secretion system/phage-baseplate injector OB domainFamily of bacterial and phage baseplate assembly proteins responsible for forming the small spike at the end of the tail or bacterial pathogenic needle-shaft [1]. This entry represents the OB fold part of the structure. This structure contains an unu ...Family of bacterial and phage baseplate assembly proteins responsible for forming the small spike at the end of the tail or bacterial pathogenic needle-shaft [1]. This entry represents the OB fold part of the structure. This structure contains an unusual extra beta hairpin that forms the foundation of the spike protein's beta helix [3].
Domain

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A, B
IPR045361Contractile injection system tube protein, N-terminal domainDomain
IPR006531Gp5/Type VI secretion system Vgr protein, OB-fold domainDomain
IPR037026Vgr protein, OB-fold domain superfamilyHomologous Superfamily