1PM1

Crystal structure of nitrophorin 2 L122V/L132V mutant complex with imidazole


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.10 Å
  • R-Value Free: 0.177 
  • R-Value Work: 0.154 
  • R-Value Observed: 0.155 

Starting Model: experimental
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Ligand Structure Quality Assessment 


This is version 1.5 of the entry. See complete history


Literature

Conformational change and heme ruffling in nitrophorin 2, a nitric oxide carrier from kissing bug

Weichsel, A.Montfort, W.R.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Nitrophorin 2A [auth X]180Rhodnius prolixusMutation(s): 2 
UniProt
Find proteins for Q26241 (Rhodnius prolixus)
Go to UniProtKB:  Q26241
Sequence Annotations
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  • Reference Sequence
Small Molecules
Ligands 2 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
HEM
Query on HEM

Download Ideal Coordinates CCD File 
B [auth X]PROTOPORPHYRIN IX CONTAINING FE
C34 H32 Fe N4 O4
KABFMIBPWCXCRK-RGGAHWMASA-L
IMD
Query on IMD

Download Ideal Coordinates CCD File 
C [auth X]IMIDAZOLE
C3 H5 N2
RAXXELZNTBOGNW-UHFFFAOYSA-O
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.10 Å
  • R-Value Free: 0.177 
  • R-Value Work: 0.154 
  • R-Value Observed: 0.155 
  • Space Group: P 21 21 2
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 39.31α = 90
b = 125.47β = 90
c = 33.88γ = 90
Software Package:
Software NamePurpose
REFMACrefinement
XDISPLAYFdata reduction
d*TREKdata scaling

Structure Validation

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Ligand Structure Quality Assessment 


Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2004-06-22
    Type: Initial release
  • Version 1.1: 2008-04-29
    Changes: Version format compliance
  • Version 1.2: 2011-07-13
    Changes: Version format compliance
  • Version 1.3: 2021-10-27
    Changes: Database references, Derived calculations
  • Version 1.4: 2023-08-16
    Changes: Data collection, Refinement description
  • Version 1.5: 2024-10-30
    Changes: Structure summary