8I0Q

Structure of beta-arrestin1 in complex with a phosphopeptide corresponding to the human C-X-C chemokine receptor type 4, CXCR4 (Local refine)


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
APF00339e8i0qA1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF00339ECOD (1.6)
APF02752e8i0qA2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF02752ECOD (1.6)
BPF00339e8i0qB2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF00339ECOD (1.6)
BPF02752e8i0qB1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF02752ECOD (1.6)
C [auth H]PF07686e8i0qH1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07686ECOD (1.6)
D [auth I]PF07686e8i0qI1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07686ECOD (1.6)
E [auth L]PF07686e8i0qL1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07686ECOD (1.6)
F [auth M]PF07686e8i0qM1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07686ECOD (1.6)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
C [auth H],
D [auth I]
Heavy ChainIGHV3 -beta-arrestin-1 | c-x-c chemokine receptor type 4SAbDab (2024-05-03)
E [auth L],
F [auth M]
Light ChainIGKV1 Kappabeta-arrestin-1 | c-x-c chemokine receptor type 4SAbDab (2024-05-03)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A, B
PF00339Arrestin (or S-antigen), N-terminal domain (Arrestin_N)Arrestin (or S-antigen), N-terminal domainIg-like beta-sandwich fold. Scop reports duplication with C-terminal domain.Domain
A, B
PF02752Arrestin (or S-antigen), C-terminal domain (Arrestin_C)Arrestin (or S-antigen), C-terminal domainIg-like beta-sandwich fold. Scop reports duplication with N-terminal domain.Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A, B
Beta-arrestin-1
C [auth H],
D [auth I]
Fab30 Heavy Chain---
E [auth L],
F [auth M]
Fab30 Light Chain---
G [auth U],
H [auth V]
C-X-C chemokine receptor type 4

Protein Modification Annotation

Modified Residue(s)
ChainResidue(s)Description
G [auth U],
H [auth V]
SEP Parent Component: SER

RESIDAA0037

PSI-MOD :  O-phospho-L-serine MOD:00046
G [auth U],
H [auth V]
TPO Parent Component: THR

RESIDAA0037 , AA0038

PSI-MOD :  O-phospho-L-serine MOD:00046 , O-phospho-L-threonine MOD:00047