1JQE Transferase date Aug 06, 2001
title Crystal Structure Analysis Of Human Histamine Methyltransfer (Ile105 Polymorphic Variant) Complexed With Adohcy And Anti Drug Quinacrine
authors J.R.Horton, K.Sawada, M.Nishibori, X.Zhang, X.Cheng
compound source
Molecule: Histamine N-Methyltransferase
Chain: A, B
Synonym: Hnmt, Hmt
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Hnmt
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Dh5a
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pgex-4t-3
symmetry Space Group: P 6
R_factor 0.195 R_Free 0.235
length a length b length c angle alpha angle beta angle gamma
130.340 130.340 63.010 90.00 90.00 120.00
method X-Ray Diffractionresolution 1.91 Å
ligand QUN, SAH, UNX BindingDB enzyme Transferase E.C. BRENDA
related structures by homologous chain: 1JQD
A, B

Primary referenceTwo polymorphic forms of human histamine methyltransferase: structural, thermal, and kinetic comparisons., Horton JR, Sawada K, Nishibori M, Zhang X, Cheng X, Structure (Camb) 2001 Sep;9(9):837-49. PMID:11566133
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (102 Kb) [Save to disk]
  • Biological Unit Coordinates (1jqe.pdb1.gz) 52 Kb
  • Biological Unit Coordinates (1jqe.pdb2.gz) 48 Kb
  • LPC: Ligand-Protein Contacts for 1JQE
  • CSU: Contacts of Structural Units for 1JQE
  • Likely Quarternary Molecular Structure file(s) for 1JQE
  • Retrieve 1JQE in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1JQE from S2C, [Save to disk]
  • View 1JQE 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 1JQE
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1JQE, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1jqea_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1jqeb_, region B [Jmol] [rasmolscript] [script source]
  • Fold representative 1jqe from FSSP and Dali (Families of Structurally Similar Proteins)
  • 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: [1jqe_B] [1jqe] [1jqe_A]
  • SWISS-PROT database: [P50135]
  • Domain organization of [HNMT_HUMAN] by SWISSPFAM
  • Other resources with information on 1JQE
  • Community annotation for 1JQE 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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