1B12

CRYSTAL STRUCTURE OF TYPE 1 SIGNAL PEPTIDASE FROM ESCHERICHIA COLI IN COMPLEX WITH A BETA-LACTAM INHIBITOR


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.95 Å
  • R-Value Free: 0.246
  • R-Value Work: 0.220

Literature

Macromolecules
Sequence Display for 1B12

Classification: HYDROLASE

Total Structure Weight: 112634.20

Macromolecule Entities
Molecule Chains Length Organism Details
SIGNAL PEPTIDASE I A, B, C, D 248 Escherichia coli EC#: 3.4.21.89 IUBMB
Fragment: CATALYTIC DOMAIN
Gene Name(s): lepB b2568 JW2552
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Membrane Protein

Source: mpstruc | Group: MONOTOPIC MEMBRANE PROTEINS

Subgroup Name: Peptidases

Protein Name: LepB Signal Peptidase (SPase) in complex with a β-lactam inhibitor


Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
1PN
Query on 1PN

A, B, C, D prop-2-en-1-yl (2S)-2-[(2S,3R)-3-(acetyloxy)- 1-oxobutan-2-yl]-2,3-dihydro-1,3-thiazole- 4-carboxylate
"(5S,6S)-6-[(R)ACETOXYETH-2-YL]-PENEM-3-CARBOXYLATEPROPANE, Bound form" (Synonym)
C13 H17 N O5 S
KYVQFVHQVGHNFK-UISBYWKRSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
PO4
Query on PO4

B PHOSPHATE ION
O4 P
NBIIXXVUZAFLBC-UHFFFAOYSA-K
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.95 Å
  • R-Value Free: 0.246
  • R-Value Work: 0.220
  • Space Group: P 21 21 2

Unit Cell:

Length (Å) Angle (°)
a = 110.70 α = 90.00
b = 113.20 β = 90.00
c = 99.20 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1999-11-24
  • Released Date: 1999-12-10
  • Deposition author(s): Paetzel, M., Dalbey, R., Strynadka, N.C.J.

Revision History

  • Version 1_0: 1999-12-10

    Type: Initial release

  • Version 1_1: 2008-04-26

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Source and taxonomy, Version format compliance

  • Version 1_3: 2012-05-09

    Type: Other