4L20

Crystal structure of Cimex nitrophorin A21V mutant ferrous NO complex


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.68 Å
  • R-Value Free: 0.221 
  • R-Value Work: 0.176 
  • R-Value Observed: 0.178 

wwPDB Validation   3D Report Full Report


Ligand Structure Quality Assessment 


This is version 1.0 of the entry. See complete history


Literature

Proximal Cysteine Protonation in Cimex Nitrophorin is key to efficient NO transport and release.

Badgandi, H.B.Hazzard, J.T.Weichsel, A.Tollin, G.Montfort, W.R.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Salivary nitrophorinA280Cimex lectulariusMutation(s): 1 
UniProt
Find proteins for O76745 (Cimex lectularius)
Explore O76745 
Go to UniProtKB:  O76745
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupO76745
Protein Feature View
Expand
  • Reference Sequence
Small Molecules
Ligands 2 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
HEM
Query on HEM

Download Ideal Coordinates CCD File 
B [auth A]PROTOPORPHYRIN IX CONTAINING FE
C34 H32 Fe N4 O4
KABFMIBPWCXCRK-RGGAHWMASA-L
 Ligand Interaction
NO
Query on NO

Download Ideal Coordinates CCD File 
C [auth A]NITRIC OXIDE
N O
ODUCDPQEXGNKDN-UHFFFAOYAM
 Ligand Interaction
Modified Residues  1 Unique
IDChainsTypeFormula2D DiagramParent
SNC
Query on SNC
A L-PEPTIDE LINKINGC3 H6 N2 O3 SCYS
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.68 Å
  • R-Value Free: 0.221 
  • R-Value Work: 0.176 
  • R-Value Observed: 0.178 
  • Space Group: P 1 21 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 48.963α = 90
b = 41.814β = 94.91
c = 65.241γ = 90
Software Package:
Software NamePurpose
Blu-Icedata collection
REFMACrefinement
CrystalCleardata reduction
CrystalCleardata scaling
REFMACphasing

Structure Validation

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Ligand Structure Quality Assessment 



Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2014-06-04
    Type: Initial release