4ECA

ASPARAGINASE FROM E. COLI, MUTANT T89V WITH COVALENTLY BOUND ASPARTATE

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D (A, B, C, D)	L-ASPARAGINE AMIDOHYDROLASE	polymer	326	34739.9	4	UniProt (P00805) Pfam (PF00710) Pfam (PF17763)	Escherichia coli	ASPARAGINASE
2	E, F, G, H (A, B, C, D)	water	water		18.0	720	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 326 (UniProt: P00805)

PDB	External Database	Details
Aei 12	Thr 34	modified residue
Val 89	Thr 111	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	138959.7
All*	Total formula weight	138959.7

*Water molecules are not included.