3AB2

Crystal structure of aspartate kinase from Corynebacterium glutamicum in complex with threonine

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C, E, G, I...	Aspartokinase	polymer	421	44798.5	8	UniProt (P26512) Pfam (PF00696) Pfam (PF22468) In PDB	Corynebacterium glutamicum (Brevibacterium flavum)	Aspartate kinase
2	B, D, F, H, J...	Aspartokinase	polymer	178	19384.8	8	UniProt (P26512) Pfam (PF22468) In PDB	Corynebacterium glutamicum (Brevibacterium flavum)	Aspartate kinase
3	L, M, N, O, P...	THREONINE	non-polymer		119.1	15	Chemie (THR)
4		water	water		18.0	246	Chemie (HOH)

Sequence modifications

B, D, F, H, J, L, N, P: 2 - 172 (UniProt: P26512)

PDB	External Database	Details
Met 1	-	initiating methionine
His 173	-	expression tag
His 174	-	expression tag
His 175	-	expression tag
His 176	-	expression tag
His 177	-	expression tag
His 178	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	16
	Total formula weight	513466.2
Non-Polymers*	Number of molecules	15
	Total formula weight	1786.8
All*	Total formula weight	515253.0

*Water molecules are not included.