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2XPG

Crystal structure of a MHC class I-peptide complex

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
HLA CLASS I HISTOCOMPATIBILITY ANTIGEN, A-3 ALPHA CHAINpolymer27431628.81UniProt (P04439)
Pfam (PF00129)
Pfam (PF07654)
HOMO SAPIENS (HUMAN)HLA-A3, MHC CLASS I ANTIGEN A*3
2B
(B)
BETA-2-MICROGLOBULINpolymer9811574.91UniProt (P61769)
Pfam (PF07654)
HOMO SAPIENS (HUMAN)HLA-A3
3C
(C)
MYELIN PROTEOLIPID PROTEINpolymer91130.31UniProt (P60201)HOMO SAPIENSPLP PEPTIDE, PLP, LIPOPHILIN
4D, E, F
(A, B, C)
waterwater18.016Chemie (HOH)
Sequence modifications
B: 2 - 98 (UniProt: P61769)
PDBExternal DatabaseDetails
Ala 1-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains3
Total formula weight44334.1
All*Total formula weight44334.1
*Water molecules are not included.

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PDB entries from 2025-06-11

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