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1I8L

HUMAN B7-1/CTLA-4 CO-STIMULATORY COMPLEX

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
T LYMPHOCYTE ACTIVATION ANTIGEN CD80polymer20823892.02UniProt (P33681)
Pfam (PF07686)
Pfam (PF08205)
Homo sapiens (human)ACTIVATION B7-1 ANTIGEN, CTLA-4 COUNTER-RECEPTOR B7.1
2C, D
(C, D)
CYTOTOXIC T-LYMPHOCYTE PROTEIN 4polymer12613480.32UniProt (P16410)
Pfam (PF07686)
Homo sapiens (human)CTLA-4, CYTOTOXIC T-LYMPHOCYTE-ASSOCIATED ANTIGEN 4
3E, F, G, H, J...
(A, B, C, D)
2-acetamido-2-deoxy-beta-D-glucopyranosenon-polymer221.218Chemie (NAG)
4I, Q
(A, B)
alpha-D-mannopyranosenon-polymer180.22Chemie (MAN)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight74744.7
Non-Polymers*Number of molecules20
Total formula weight4342.1
All*Total formula weight79086.7
*Water molecules are not included.

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PDB entries from 2025-12-10

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