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3SBZ

Crystal Structure of Apo-MMACHC (1-244), a human B12 processing enzyme

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Methylmalonic aciduria and homocystinuria type C proteinpolymer25228915.11UniProt (Q9Y4U1)
Pfam (PF16690)
Homo sapiens (human)
2B, C, D
(A)
MALONATE IONnon-polymer102.03Chemie (MLI)
3E
(A)
GLYCEROLnon-polymer92.11Chemie (GOL)
4F
(A)
waterwater18.0142Chemie (HOH)
Sequence modifications
A: 1 - 244 (UniProt: Q9Y4U1)
PDBExternal DatabaseDetails
Leu 245-expression tag
Glu 246-expression tag
His 247-expression tag
His 248-expression tag
His 249-expression tag
His 250-expression tag
His 251-expression tag
His 252-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight28915.1
Non-Polymers*Number of molecules4
Total formula weight398.2
All*Total formula weight29313.3
*Water molecules are not included.

245663

PDB entries from 2025-12-03

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