9DQI

D306N Mutant of M.tuberculosis MenD (SEPHCHC Synthase)

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, D, B, C)	2-succinyl-5-enolpyruvyl-6-hydroxy-3-cyclohexene-1-carboxylate synthase	polymer	574	60068.0	4	UniProt (P9WK11) Pfam (PF02776)	Mycobacterium tuberculosis H37Rv	SEPHCHC synthase,Menaquinone biosynthesis protein MenD
2	E, F, K, N (A, D, B)	1,2-ETHANEDIOL	non-polymer		62.1	4	Chemie (EDO)
3	G, H, M, O, P (A, D, B)	CHLORIDE ION	non-polymer		35.5	5	Chemie (CL)
4	I, Q (D, C)	THIAMINE DIPHOSPHATE	non-polymer		425.3	2	Chemie (TPP)
5	J, R (D, C)	1,4-dihydroxy-2-naphthoic acid	non-polymer		204.2	2	Chemie (DNA)
6	L, S (D, C)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
7	T, U, V, W (A, D, B, C)	water	water		18.0	187	Chemie (HOH)

Sequence modifications

A, D, B, C: 1 - 554 (UniProt: P9WK11)

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
Asn 306	Asp 306	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	240271.8
Non-Polymers*	Number of molecules	15
	Total formula weight	1733.1
All*	Total formula weight	242005.0

*Water molecules are not included.