1K55

OXA 10 class D beta-lactamase at pH 7.5


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.39 Å
  • R-Value Free: 0.181
  • R-Value Work: 0.153

Literature

Macromolecules
Sequence Display for 1K55

Classification: HYDROLASE

Total Structure Weight: 112470.91

Macromolecule Entities
Molecule Chains Length Organism Details
Beta lactamase OXA-10 A, B 246 Pseudomonas aeruginosa EC#: 3.5.2.6 IUBMB
Details: RESIDUE 70 OF CHAINS A AND B, KCX ARE CARBAMYLATED LYSINE.
Gene Name(s): bla oxa10 pse2
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Beta lactamase OXA-10 C, D 246 Pseudomonas aeruginosa EC#: 3.5.2.6 IUBMB
Mutation: K70X
Details: RESIDUE 70 OF CHAINS C AND D EXISTS IN TWO ALTERNATE CONFORMATIONS: KCX, CARBAMYLATED LYSINE, AND LYSINE.
Gene Name(s): bla oxa10 pse2

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
SO4
Query on SO4

A, B, C, D SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
EDO
Query on EDO

A, B, D 1,2-ETHANEDIOL
ETHYLENE GLYCOL (Synonym)
C2 H6 O2
LYCAIKOWRPUZTN-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
KCX
Query on KCX
A, B, C, D L-PEPTIDE LINKING C7 H14 N2 O4 LYS

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.39 Å
  • R-Value Free: 0.181
  • R-Value Work: 0.153
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 66.51 α = 90.00
b = 82.29 β = 95.44
c = 101.71 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-10-10
  • Released Date: 2001-11-07
  • Deposition author(s): Golemi, D., Maveyraud, L., Vakulenko, S., Samama, J.P., Mobashery, S.

Revision History

  • Version 1_0: 2001-11-07

    Type: Initial release

  • Version 1_1: 2008-04-27

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance