8C9S

Catechol O-methyltransferase from Streptomyces avermitilis in complex with SAH

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Putative O-methyltransferase	polymer	232	25215.3	2	UniProt (Q82B68) Pfam (PF01596) In PDB	Streptomyces avermitilis MA-4680 = NBRC 14893
2	A, B	S-ADENOSYL-L-HOMOCYSTEINE	non-polymer		384.4	2	Chemie (SAH)
3	A, B	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
4	A, B	pyrrolidin-2-one	non-polymer		85.1	2	Chemie (BAQ)
5		water	water		18.0	173	Chemie (HOH)

Sequence modifications

A, B: 1 - 224 (UniProt: Q82B68)

PDB	External Database	Details
Leu 225	-	expression tag
Glu 226	-	expression tag
His 227	-	expression tag
His 228	-	expression tag
His 229	-	expression tag
His 230	-	expression tag
His 231	-	expression tag
His 232	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	50430.7
Non-Polymers*	Number of molecules	6
	Total formula weight	987.6
All*	Total formula weight	51418.3

*Water molecules are not included.