3FGP

2.05 a Crystal Structure of CysM from Mycobacterium Tuberculosis - Open and Closed Conformations

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)	Cysteine synthase B	polymer	326	34952.2	2	UniProt (P63873) Pfam (PF00291) UniProt (by SIFTS) (P9WP53)	Mycobacterium tuberculosis	CysM, O-acetylserine sulfhydrylase B, CSase B, O-acetylserine (Thiol)-lyase B
2	C, D (A, B)	water	water		18.0	324	Chemie (HOH)

Sequence modifications

A, B: 1 - 323 (UniProt: P63873)

PDB	External Database	Details
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag
Ala 2	Thr 2	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	69904.5
All*	Total formula weight	69904.5

*Water molecules are not included.