2ZAL

Crystal structure of E. coli isoaspartyl aminopeptidase/L-asparaginase in complex with L-aspartate

Replaces:  1SEO

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C	L-asparaginase	polymer	160	17071.5	2	UniProt (P37595) Pfam (PF01112) In PDB	Escherichia coli	L-ASPARAGINASE SUBUNIT ALPHA, L-asparagine amidohydrolase
2	B, D	L-asparaginase	polymer	137	13812.5	2	UniProt (P37595) Pfam (PF01112) In PDB	Escherichia coli	L-ASPARAGINASE SUBUNIT BETA, L-asparagine amidohydrolase
3	A, C	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
4	A, B	CALCIUM ION	non-polymer		40.1	5	Chemie (CA)
5	A, B, D	ASPARTIC ACID	non-polymer		133.1	5	Chemie (ASP)
6	C	CHLORIDE ION	non-polymer		35.5	1	Chemie (CL)
7	C	2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL	non-polymer		122.1	2	Chemie (TRS)
8		water	water		18.0	248	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	61768.1
Non-Polymers*	Number of molecules	15
	Total formula weight	1191.6
All*	Total formula weight	62959.7

*Water molecules are not included.