2BZG

Crystal structure of thiopurine S-methyltransferase.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	THIOPURINE S-METHYLTRANSFERASE	polymer	232	26787.3	1	UniProt (P51580) Pfam (PF05724) In PDB	HOMO SAPIENS (HUMAN)	THIOPURINE METHYLTRANSFERASE
2	A	S-ADENOSYL-L-HOMOCYSTEINE	non-polymer		384.4	1	Chemie (SAH)
3	A	2-[3-(2-HYDROXY-1,1-DIHYDROXYMETHYL-ETHYLAMINO)-PROPYLAMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL	non-polymer		282.3	1	Chemie (B3P)
4		water	water		18.0	231	Chemie (HOH)

Sequence modifications

A: 14 - 15 (PDB: 2BZG)
A: 16 - 245 (UniProt: P51580)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	26787.3
Non-Polymers*	Number of molecules	2
	Total formula weight	666.7
All*	Total formula weight	27454.1

*Water molecules are not included.