1KMM Aminoacyl-Trna Synthase date May 09, 1997
title Histidyl-Trna Synthetase Complexed With Histidyl-Adenylate
authors J.G.Arnez, C.S.Francklyn, D.Moras
compound source
Molecule: Histidyl-Trna Synthetase
Chain: A, B, C, D
Synonym: Histidine-Trna Ligase
Ec: 6.1.1.21
Engineered: Yes
Organism_scientific: Escherichia Coli
Organism_taxid: 562
Strain: Jm109
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_variant: Trp-Lac
Expression_system_plasmid: Phrs-7
Expression_system_gene: Hiss
Other_details: Induction With Iptg
symmetry Space Group: P 1
R_factor 0.221 R_Free 0.297
crystal
cell
length a length b length c angle alpha angle beta angle gamma
61.400 110.700 108.700 115.00 97.40 90.00
method X-Ray Diffractionresolution 2.60 Å
ligand HAM enzyme Ligase E.C.6.1.1.21 BRENDA
related structures by homologous chain: 1HTT
Gene
Ontology
ChainFunctionProcessComponent
A, D, C, B


Primary referenceThe first step of aminoacylation at the atomic level in histidyl-tRNA synthetase., Arnez JG, Augustine JG, Moras D, Francklyn CS, Proc Natl Acad Sci U S A 1997 Jul 8;94(14):7144-9. PMID:9207058
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (290 Kb) [Save to disk]
  • Biological Unit Coordinates (1kmm.pdb1.gz) 144 Kb
  • Biological Unit Coordinates (1kmm.pdb2.gz) 144 Kb
  • LPC: Ligand-Protein Contacts for 1KMM
  • CSU: Contacts of Structural Units for 1KMM
  • Likely Quarternary Molecular Structure file(s) for 1KMM
  • Structure Factors (549 Kb)
  • Retrieve 1KMM in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1KMM from S2C, [Save to disk]
  • Re-refined 1kmm structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1KMM 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 1KMM
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1KMM, from MSDmotif at EBI
  • Genome occurence of 1KMM's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1kmma1, region A:326-424 [Jmol] [rasmolscript] [script source]
        - Domain d1kmma2, region A:4-325 [Jmol] [rasmolscript] [script source]
        - Domain d1kmmb2, region B:2-325 [Jmol] [rasmolscript] [script source]
        - Domain d1kmmb1, region B:326-424 [Jmol] [rasmolscript] [script source]
        - Domain d1kmmc1, region C:326-424 [Jmol] [rasmolscript] [script source]
        - Domain d1kmmc2, region C:4-325 [Jmol] [rasmolscript] [script source]
        - Domain d1kmmd1, region D:326-424 [Jmol] [rasmolscript] [script source]
        - Domain d1kmmd2, region D:4-325 [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: [1kmm_B] [1kmm] [1kmm_D] [1kmm_C] [1kmm_A]
  • SWISS-PROT database: [P60906]
  • Domain organization of [SYH_ECOLI] by SWISSPFAM
  • Other resources with information on 1KMM
  • Community annotation for 1KMM at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

  • You may enter another PDB ID code
    Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]
    OCA© by Jaime Prilusky, 1996-2014,2022
    Bioinformatics Unit
    Weizmann Institute of Science