2BZ4

structure of E.coli KAS I H298Q mutant

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	3-OXOACYL-[ACYL-CARRIER-PROTEIN] SYNTHASE I	polymer	418	44051.7	4	UniProt (P14926) Pfam (PF00109) Pfam (PF02801) UniProt (by SIFTS) (P0A953) In PDB	ESCHERICHIA COLI	BETA-KETOACYL-ACP SYNTHASE I, KAS I
2	A, B, C, D	AMMONIUM ION	non-polymer		18.0	4	Chemie (NH4)
3	C, D	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
4		water	water		18.0	1129	Chemie (HOH)

Sequence modifications

A, B, C, D: -11 - 0 (PDB: 2BZ4)
A, B, C, D: 1 - 406 (UniProt: P14926)

PDB	External Database	Details
Gln 298	His 298	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	176206.8
Non-Polymers*	Number of molecules	6
	Total formula weight	264.3
All*	Total formula weight	176471.1

*Water molecules are not included.