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1D3K

HUMAN SERUM TRANSFERRIN

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
SERUM TRANSFERRINpolymer32936407.41UniProt (P02787)
Pfam (PF00405)
Homo sapiens (human)
2B
(A)
CARBONATE IONnon-polymer60.01Chemie (CO3)
3C
(A)
FE (III) IONnon-polymer55.81Chemie (FE)
4D
(A)
waterwater18.0139Chemie (HOH)
Sequence modifications
A: 3 - 331 (UniProt: P02787)
PDBExternal DatabaseDetails
Gln 206Lys 225engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight36407.4
Non-Polymers*Number of molecules2
Total formula weight115.9
All*Total formula weight36523.2
*Water molecules are not included.

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PDB entries from 2025-07-30

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