4X7U

MycF mycinamicin III 3'-O-methyltransferase in complex with Mg, SAH and mycinamicin III (substrate)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Mycinamicin III 3''-O-methyltransferase	polymer	274	30816.6	2	UniProt (Q49492) Pfam (PF05711) In PDB	Micromonospora griseorubida	Mycinamicin biosynthesis protein F
2	A, B	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
3	A, B	S-ADENOSYL-L-HOMOCYSTEINE	non-polymer		384.4	2	Chemie (SAH)
4	A, B	MYCINAMICIN III	non-polymer		681.9	2	Chemie (ZM3)
5		water	water		18.0	572	Chemie (HOH)

Sequence modifications

A, B: 1 - 254 (UniProt: Q49492)

PDB	External Database	Details
Met -19	-	initiating methionine
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	2
	Total formula weight	61633.1
Non-Polymers*	Number of molecules	6
	Total formula weight	2181.1
All*	Total formula weight	63814.3

*Water molecules are not included.