Macromolecule Content

Total Structure Weight: 79953.58
Atom Count: 5600
Residue Count: 716
Unique protein chains: 1

1FCM

CRYSTAL STRUCTURE OF THE E.COLI AMPC BETA-LACTAMASE MUTANT Q120L/Y150E COVALENTLY ACYLATED WITH THE INHIBITORY BETA-LACTAM, CLOXACILLIN

DOI: 10.2210/pdb1FCM/pdb

Classification: hydrolase/antibiotic
Organism(s): Escherichia coli (strain K12)
Expression System: Escherichia coli
Mutation(s): 2

Deposited: 2000-07-18 Released: 2000-12-04
Deposition Author(s): Patera, A., Blaszczak, L.C., Shoichet, B.K.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.46 Å
R-Value Free: 0.265
R-Value Work: 0.207

wwPDB Validation3D Report Full Report

This is version 1.4 of the entry. See complete history.

Literature

Crystal Structures of Substrate and Inhibitor Complexes with AmpC -Lactamase: Possible Implications for Substrate-Assisted Catalysis

Patera, A., Blaszczak, L.C., Shoichet, B.K.

(2000) J.Am.Chem.Soc. 122: 10504-10512

Macromolecules

Find similar proteins by: Sequence | Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details
BETA-LACTAMASE	A, B	358	Escherichia coli (strain K12)	Mutations: L117Q, E147Y Gene Names: ampC (ampA) EC: 3.5.2.6
Find proteins for P00811 (Escherichia coli (strain K12)) Go to UniProtKB: P00811
Protein Feature View Full Protein Feature View for P00811

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram & Interactions	3D Interactions
CXU Query on CXU Download SDF File Download CCD File	A, B	CLOXACILLIN (OPEN FORM) (2R,4S)-2-[(1R)-1-({[3-(2-chlorophenyl)-5-methyl-1,2-oxazol-4-yl]carbonyl}amino)-2-oxoethyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid C₁₉ H₂₀ Cl N₃ O₅ S DMRXQBXKFQMOBD-ISTRZQFTSA-N		Ligand Interaction

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.46 Å
R-Value Free: 0.265
R-Value Work: 0.207
Space Group: C 1 2 1

Unit Cell:

Length (Å)	Angle (°)
a = 118.520	α = 90.00
b = 76.190	β = 116.68
c = 98.280	γ = 90.00

Software Package:

Software Name	Purpose
X-PLOR	refinement

Structure Validation

View Full Validation Report or Ramachandran Plots

Entry History

Deposition Data

Deposited Date: 2000-07-18
Released Date: 2000-12-04
Deposition Author(s): Patera, A., Blaszczak, L.C., Shoichet, B.K.

Revision History

Version 1.0: 2000-12-04
Type: Initial release
Version 1.1: 2008-04-27
Type: Version format compliance
Version 1.2: 2011-07-13
Type: Version format compliance
Version 1.3: 2011-08-24
Type: Non-polymer description, Structure summary
Version 1.4: 2018-01-31
Type: Experimental preparation

The RCSB PDB is funded by a grant (DBI-1338415) from the National Science Foundation, the National Institutes of Health, and the US Department of Energy.