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2IDX

Structure of Human ATP:Cobalamin adenosyltransferase bound to ATP.

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B, C
(A, B, C)
Cob(I)yrinic acid a,c-diamide adenosyltransferasepolymer19621720.73UniProt (Q96EY8)
Pfam (PF01923)
Homo sapiens (human)CobI, alamin adenosyltransferase, Methylmalonic aciduria type B protein
2D, I, L
(A, B, C)
SULFATE IONnon-polymer96.13Chemie (SO4)
3E
(A)
CHLORIDE IONnon-polymer35.51Chemie (CL)
4F, G, J, M
(A, B, C)
MAGNESIUM IONnon-polymer24.34Chemie (MG)
5H, K
(A, B)
ADENOSINE-5'-TRIPHOSPHATEnon-polymer507.22Chemie (ATP)
6N, O, P
(A, B, C)
waterwater18.0171Chemie (HOH)
Sequence modifications
A, B, C: 56 - 250 (UniProt: Q96EY8)
PDBExternal DatabaseDetails
Met 55-cloning artifact
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains3
Total formula weight65162.1
Non-Polymers*Number of molecules10
Total formula weight1435.2
All*Total formula weight66597.3
*Water molecules are not included.

247536

PDB entries from 2026-01-14

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