1N9B

Ultrahigh resolution structure of a class A beta-lactamase: On the mechanism and specificity of the extended-spectrum SHV-2 enzyme

Structural Biology Knowledgebase: 1N9B SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 0.9 Å
  • R-Value Free: 0.150
  • R-Value Work: 0.125

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1N9B

Classification: HYDROLASE

Total Structure Weight: 30310.91

Macromolecule Entities
Molecule Chains Length Organism Details
BETA-LACTAMASE SHV-2 A 265 Klebsiella pneumoniae EC#: 3.5.2.6 IUBMB
Gene Name(s): bla shv3

Small Molecules
Ligands 3 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
MA4
Query on MA4

A CYCLOHEXYL-HEXYL-BETA-D-MALTOSIDE
C24 H44 O11
WUCWJXGMSXTDAV-QKMCSOCLSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
EPE
Query on EPE

A 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID
HEPES (Synonym)
C8 H18 N2 O4 S
JKMHFZQWWAIEOD-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MPD
Query on MPD

A (4S)-2-METHYL-2,4-PENTANEDIOL
C6 H14 O2
SVTBMSDMJJWYQN-YFKPBYRVSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 0.9 Å
  • R-Value Free: 0.150
  • R-Value Work: 0.125
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 49.74 α = 90.00
b = 55.58 β = 90.00
c = 83.30 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2002-11-22
  • Released Date: 2003-04-08
  • Deposition author(s): Nukaga, M., Mayama, K., Hujer, A.M., Bonomo, R.A., Knox, J.R.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4