1IHO

CRYSTAL APO-STRUCTURE OF PANTOTHENATE SYNTHETASE FROM E. COLI

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)	PANTOATE--BETA-ALANINE LIGASE	polymer	283	31639.7	2	UniProt (P31663) Pfam (PF02569)	Escherichia coli	PANTOTHENATE SYNTHETASE, PANTOATE ACTIVATING ENZYME
2	C (A)	2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL	non-polymer		122.1	1	Chemie (TRS)
3	D, E (A, B)	1,2-ETHANEDIOL	non-polymer		62.1	2	Chemie (EDO)
4	F, G (A, B)	water	water		18.0	614	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	63279.4
Non-Polymers*	Number of molecules	3
	Total formula weight	246.3
All*	Total formula weight	63525.7

*Water molecules are not included.