1R1D

Structure of a Carboxylesterase from Bacillus stearothermophilus

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)	Carboxylesterase	polymer	247	28859.4	2	UniProt (Q06174) Pfam (PF12146)	Geobacillus stearothermophilus
2	C, D (A, B)	4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID	non-polymer		238.3	2	Chemie (EPE)
3	E, F (A, B)	water	water		18.0	658	Chemie (HOH)

Sequence modifications

A, B: 0 - 246 (UniProt: Q06174)

PDB	External Database	Details
Gln 77	Glu 78	conflict
Arg 154	Lys 155	conflict
Ala 175	Asp 176	conflict
Val 180	Ile 181	conflict

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	57718.8
Non-Polymers*	Number of molecules	2
	Total formula weight	476.6
All*	Total formula weight	58195.4

*Water molecules are not included.