9LAC

Comparative analysis of functions and catalytic mechanisms of methyltransferases involved in anthracycline biosynthesis

This is a non-PDB format compatible entry.

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)	Methyltransferase domain-containing protein	polymer	376	40942.4	2	UniProt (A0A5J6IBS5)	Streptomyces coeruleorubidus
2	C, E (A, B)	(7S,9R,10R)-7-[(2R,4S,5S,6S)-4-azanyl-6-methyl-5-oxidanyl-oxan-2-yl]oxy-9-ethyl-4-methoxy-6,9,10,11-tetrakis(oxidanyl)-8,10-dihydro-7H-tetracene-5,12-dione	non-polymer		529.5	2	Chemie (A1EI6)
3	D, F (A, B)	S-ADENOSYL-L-HOMOCYSTEINE	non-polymer		384.4	2	Chemie (SAH)
4	G, H (A, B)	water	water		18.0	766	Chemie (HOH)

Sequence modifications

A, B: 1 - 356 (UniProt: A0A5J6IBS5)

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
Lys 52	Glu 52	conflict
Ala 299	Glu 299	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	81884.7
Non-Polymers*	Number of molecules	4
	Total formula weight	1827.9
All*	Total formula weight	83712.6

*Water molecules are not included.