4KW7

The structure of an As(III) S-adenosylmethionine methyltransferase with Phenylarsine oxide(PAO)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Arsenic methyltransferase	polymer	377	41800.2	1	UniProt (C0JV69) Pfam (PF13847) In PDB	Cyanidioschyzon sp. 5508
2	A	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
3	A	Phenylarsine oxide	non-polymer		168.0	1	Chemie (PA0)
4		water	water		18.0	215	Chemie (HOH)

Sequence modifications

A: 1 - 370 (UniProt: C0JV69)

PDB	External Database	Details
Ser 371	-	expression tag
His 372	-	expression tag
His 373	-	expression tag
His 374	-	expression tag
His 375	-	expression tag
His 376	-	expression tag
His 377	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	41800.2
Non-Polymers*	Number of molecules	3
	Total formula weight	248.2
All*	Total formula weight	42048.4

*Water molecules are not included.