5I7W

Crystal Structure of a Cysteine Synthase from Brucella suis

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Cysteine synthase A	polymer	363	39284.1	2	UniProt (A0A0H3G350) Pfam (PF00291) In PDB	Brucella suis biovar 1 (strain 1330)
2	A, B	MALONATE ION	non-polymer		102.0	3	Chemie (MLI)
3		water	water		18.0	468	Chemie (HOH)

Sequence modifications

A, B: 1 - 342 (UniProt: A0A0H3G350)

PDB	External Database	Details
Met -20	-	initiating methionine
Ala -19	-	expression tag
His -18	-	expression tag
His -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
Met -12	-	expression tag
Gly -11	-	expression tag
Thr -10	-	expression tag
Leu -9	-	expression tag
Glu -8	-	expression tag
Ala -7	-	expression tag
Gln -6	-	expression tag
Thr -5	-	expression tag
Gln -4	-	expression tag
Gly -3	-	expression tag
Pro -2	-	expression tag
Gly -1	-	expression tag
Ser 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	78568.2
Non-Polymers*	Number of molecules	3
	Total formula weight	306.1
All*	Total formula weight	78874.4

*Water molecules are not included.