3H2B

Crystal structure of the SAM-dependent methyltransferase cg3271 from Corynebacterium glutamicum in complex with S-adenosyl-L-homocysteine and pyrophosphate. Northeast Structural Genomics Consortium Target CgR113A

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	SAM-dependent methyltransferase	polymer	203	22248.2	2	UniProt (Q6M1Q8)	Corynebacterium glutamicum ATCC 13032
2	C, E (A, B)	S-ADENOSYL-L-HOMOCYSTEINE	non-polymer		384.4	2	Chemie (SAH)
3	D (A)	PYROPHOSPHATE	non-polymer		178.0	1	Chemie (PPV)
4	F, G (A, B)	water	water		18.0	308	Chemie (HOH)

Sequence modifications

A, B: 58 - 252 (UniProt: Q6M1Q8)

PDB	External Database	Details
Leu 253	-	expression tag
Glu 254	-	expression tag
His 255	-	expression tag
His 256	-	expression tag
His 257	-	expression tag
His 258	-	expression tag
His 259	-	expression tag
His 260	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	44496.4
Non-Polymers*	Number of molecules	3
	Total formula weight	946.8
All*	Total formula weight	45443.2

*Water molecules are not included.