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1SYS

Crystal structure of HLA, B*4403, and peptide EEPTVIKKY

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
leukocyte antigen (HLA) class I moleculepolymer27631978.31UniProt (P30481)
Pfam (PF00129)
Pfam (PF07654)
UniProt (by SIFTS) (P01889)
Homo sapiens (human)
2B
(B)
Beta-2-microglobulinpolymer10011879.41UniProt (P61769)
Pfam (PF07654)
Homo sapiens (human)HDCMA22P
3C
(C)
Sorting nexin 5polymer91108.31UniProt (Q9Y5X3)
4D, E, F
(A, B, C)
waterwater18.0186Chemie (HOH)
Sequence modifications
B: 1 - 99 (UniProt: P61769)
PDBExternal DatabaseDetails
Met 0-initiating methionine
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains3
Total formula weight44966.0
All*Total formula weight44966.0
*Water molecules are not included.

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PDB entries from 2025-06-11

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