2PB2

Structure of biosynthetic N-acetylornithine aminotransferase from Salmonella typhimurium: studies on substrate specificity and inhibitor binding

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)	Acetylornithine/succinyldiaminopimelate aminotransferase	polymer	420	45466.7	2	UniProt (P40732) Pfam (PF00202)	Salmonella typhimurium	ACOAT, Succinyldiaminopimelate transferase, DapATase
2	C (A)	PYRIDOXAL-5'-PHOSPHATE	non-polymer		247.1	1	Chemie (PLP)
3	D, E, F, G, H... (A, B)	1,2-ETHANEDIOL	non-polymer		62.1	6	Chemie (EDO)
4	J (B)	GLYCEROL	non-polymer		92.1	1	Chemie (GOL)
5	K, L (A, B)	water	water		18.0	573	Chemie (HOH)

Sequence modifications

A, B: 1 - 405 (UniProt: P40732)

PDB	External Database	Details
Met -14	-	expression tag
Arg -13	-	expression tag
Gly -12	-	expression tag
Ser -11	-	expression tag
His -10	-	expression tag
His -9	-	expression tag
His -8	-	expression tag
His -7	-	expression tag
His -6	-	expression tag
His -5	-	expression tag
Gly -4	-	expression tag
Met -3	-	expression tag
Ala -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	90933.3
Non-Polymers*	Number of molecules	8
	Total formula weight	711.6
All*	Total formula weight	91645.0

*Water molecules are not included.