3DTN

Crystal structure of putative Methyltransferase-MM_2633 from Methanosarcina mazei .

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)	Putative Methyltransferase MM_2633	polymer	234	27317.8	2	UniProt (Q8PTS9) Pfam (PF13649)	Methanosarcina mazei (Methanosarcina frisia)
2	C, E (A, B)	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
3	D, F (A, B)	ACETATE ION	non-polymer		59.0	2	Chemie (ACT)
4	G, H (A, B)	water	water		18.0	135	Chemie (HOH)

Sequence modifications

A, B: 2 - 224 (UniProt: Q8PTS9)

PDB	External Database	Details
Met -1	-	expression tag
Ser 0	-	expression tag
Leu 1	-	expression tag
Glu 225	-	expression tag
Gly 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	54635.7
Non-Polymers*	Number of molecules	4
	Total formula weight	198.2
All*	Total formula weight	54833.9

*Water molecules are not included.