1K5Q

PENICILLIN ACYLASE, MUTANT COMPLEXED WITH PAA

Structural Biology Knowledgebase: 1K5Q SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.34 Å
  • R-Value Free: 0.218
  • R-Value Work: 0.163

Literature

Macromolecules
Sequence Display for 1K5Q

Classification: HYDROLASE

Total Structure Weight: 86383.39

Macromolecule Entities
Molecule Chains Length Organism Details
PENICILLIN G ACYLASE ALPHA SUBUNIT A 209 Escherichia coli EC#: 3.5.1.11 IUBMB
Gene Name(s): pac
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
PENICILLIN G ACYLASE BETA SUBUNIT B 557 Escherichia coli EC#: 3.5.1.11 IUBMB
Mutation: F24A, V148L
Gene Name(s): pac

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

B 2-PHENYLACETIC ACID
C8 H8 O2
WLJVXDMOQOGPHL-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

B CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
PAC N/A in BindingDB
Ki: 1100000 nM  BindingMOAD
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.34 Å
  • R-Value Free: 0.218
  • R-Value Work: 0.163
  • Space Group: P 1

Unit Cell:

Length (Å) Angle (°)
a = 50.76 α = 72.86
b = 63.96 β = 73.91
c = 64.24 γ = 73.50

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-10-12
  • Released Date: 2003-09-02
  • Deposition author(s): Hensgens, C.M.H., Keizer, E., Snijder, H.J., Dijkstra, B.W.

Revision History

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