1IOI

x-ray crystalline structures of pyrrolidone carboxyl peptidase from a hyperthermophile, pyrococcus furiosus, and its cys-free 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 (A, B, C, D)	PYRROLIDONE CARBOXYL PEPTIDASE	polymer	208	22819.7	4	UniProt (O73944) Pfam (PF01470)	Pyrococcus furiosus
2	E, F, G, H (A, B, C, D)	water	water		18.0	124	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 208 (UniProt: O73944)

PDB	External Database	Details
Ser 142	Cys 142	engineered mutation
Ser 188	Cys 188	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	91278.6
All*	Total formula weight	91278.6

*Water molecules are not included.