1NHQ Oxidoreductase (H2o2(A)) date Dec 09, 1994
title Crystallographic Analyses Of Nadh Peroxidase Cys42ala And Cy Mutants: Active Site Structure, Mechanistic Implications, A Unusual Environment Of Arg303
authors S.S.Mande, A.Claiborne, W.G.J.Hol
compound source
Molecule: Nadh Peroxidase
Chain: A
Ec: 1.11.1.1
Engineered: Yes
Mutation: Yes
 Organism_scientific: Enterococcus Faecalis
Organism_taxid: 1351
symmetry Space Group: I 2 2 2
R_factor 0.183 R_Free NULL
crystal
cell
length a length b length c angle alpha angle beta angle gamma
77.600 135.100 146.500 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.00 Å
ligand FAD, SO4 enzyme Oxidoreductase E.C.1.11.1.1 BRENDA
related structures by homologous chain: 1NHP, 1NHR
Gene
Ontology
ChainFunctionProcessComponent
A
  • peroxidase activity
  • NADH peroxidase activity


    • Primary referenceCrystallographic analyses of NADH peroxidase Cys42Ala and Cys42Ser mutants: active site structures, mechanistic implications, and an unusual environment of Arg 303., Mande SS, Parsonage D, Claiborne A, Hol WG, Biochemistry 1995 May 30;34(21):6985-92. PMID:7766608
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (82 Kb) [Save to disk]
  • Biological Unit Coordinates (1nhq.pdb1.gz) 78 Kb
  • Biological Unit Coordinates (1nhq.pdb2.gz) 153 Kb
  • LPC: Ligand-Protein Contacts for 1NHQ
  • CSU: Contacts of Structural Units for 1NHQ
  • Likely Quarternary Molecular Structure file(s) for 1NHQ
  • Retrieve 1NHQ in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1NHQ from S2C, [Save to disk]
    • View 1NHQ in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
    • Visual 3D analysis of 1NHQ
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1NHQ, from MSDmotif at EBI
  • Genome occurence of 1NHQ's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1nhq_1, region 1-119,243-321 [Jmol] [rasmolscript] [script source]
        - Domain d1nhq_2, region 120-242 [Jmol] [rasmolscript] [script source]
        - Domain d1nhq_3, region 322-447 [Jmol] [rasmolscript] [script source]
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1nhq_A] [1nhq]
  • SWISS-PROT database: [P37062]
  • Domain organization of [NAPE_ENTFA] by SWISSPFAM
    • Other resources with information on 1NHQ
  • Community annotation for 1NHQ at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
    • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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