3SSN

MycE Methyltransferase from the Mycinamycin Biosynthetic Pathway in Complex with Mg, SAH, and Mycinamycin VI

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D (A, B, C, D)	Methyltransferase	polymer	419	47035.6	4	UniProt (Q83WF2) Pfam (PF17843)	Micromonospora griseorubida
2	E, J, N (A, C, D)	MAGNESIUM ION	non-polymer		24.3	3	Chemie (MG)
3	F, K, O (A, C, D)	S-ADENOSYL-L-HOMOCYSTEINE	non-polymer		384.4	3	Chemie (SAH)
4	G, L (A, C)	Mycinamicin VI	non-polymer		667.8	2	Chemie (MVI)
5	H, I, M (A, C)	DIMETHYL SULFOXIDE	non-polymer		78.1	3	Chemie (DMS)
6	P (D)	GLYCEROL	non-polymer		92.1	1	Chemie (GOL)
7	Q, R, S, T (A, B, C, D)	water	water		18.0	522	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 399 (UniProt: Q83WF2)

PDB	External Database	Details
Met -19	-	expression tag
Gly -18	-	expression tag
Ser -17	-	expression tag
Ser -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Ser -9	-	expression tag
Ser -8	-	expression tag
Gly -7	-	expression tag
Leu -6	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	188142.5
Non-Polymers*	Number of molecules	12
	Total formula weight	2888.3
All*	Total formula weight	191030.7

*Water molecules are not included.