1AB5

STRUCTURE OF CHEY MUTANT F14N, V21T

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)	CHEY	polymer	125	13634.7	2	UniProt (P06143) Pfam (PF00072) UniProt (by SIFTS) (P0AE67)	Escherichia coli
2	C, D (A, B)	water	water		18.0	45	Chemie (HOH)

Sequence modifications

A, B: 5 - 129 (UniProt: P06143)

PDB	External Database	Details
Asn 14	Phe 13	engineered mutation
Thr 21	Val 20	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	27269.4
All*	Total formula weight	27269.4

*Water molecules are not included.