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4FSD

ArsM arsenic(III) S-adenosylmethionine methyltransferase with As(III)

Replaces:  3QNH
Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Arsenic methyltransferasepolymer38342312.71UniProt (C0JV69)
Pfam (PF13847)
Cyanidioschyzon sp. 5508
2B
(A)
ARSENICnon-polymer74.91Chemie (ARS)
3C
(A)
CHLORIDE IONnon-polymer35.51Chemie (CL)
4D, E
(A)
CALCIUM IONnon-polymer40.12Chemie (CA)
5F
(A)
waterwater18.0207Chemie (HOH)
Sequence modifications
A: 1 - 370 (UniProt: C0JV69)
PDBExternal DatabaseDetails
Ser 371-expression tag
Gly 372-expression tag
Ala 373-expression tag
Ala 374-expression tag
Ala 375-expression tag
Leu 376-expression tag
Glu 377-expression tag
His 378-expression tag
His 379-expression tag
His 380-expression tag
His 381-expression tag
His 382-expression tag
His 383-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight42312.7
Non-Polymers*Number of molecules4
Total formula weight190.5
All*Total formula weight42503.3
*Water molecules are not included.

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PDB entries from 2025-06-11

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