4XFJ

Crystal structure of Argininosuccinate synthase from Mycobacterium thermoresistibile in complex with AMPPNP and Arginine

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Argininosuccinate synthase	polymer	408	45177.7	2	UniProt (G7CBN9) Pfam (PF00764) Pfam (PF20979) In PDB	Mycobacterium thermoresistibile ATCC 19527	Citrulline--aspartate ligase
2	A, B	PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER	non-polymer		506.2	2	Chemie (ANP)
3	A, B	MAGNESIUM ION	non-polymer		24.3	3	Chemie (MG)
4	A, B	ARGININE	non-polymer		175.2	2	Chemie (ARG)
5	A, B	1,2-ETHANEDIOL	non-polymer		62.1	6	Chemie (EDO)
6		water	water		18.0	837	Chemie (HOH)

Sequence modifications

A, B: 1 - 400 (UniProt: G7CBN9)

PDB	External Database	Details
Met -7	-	expression tag
Ala -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	90355.3
Non-Polymers*	Number of molecules	13
	Total formula weight	1808.1
All*	Total formula weight	92163.5

*Water molecules are not included.