1OHQ Immunoglobulin date May 30, 2003
title Crystal Structure Of Hel4, A Soluble Human Vh Antibody Domain Resistant To Aggregation
authors L.Jespers, O.Schon, L.C.James, D.Veprintsev, G.Winter
compound source
Molecule: Immunoglobulin
Chain: A, B
Fragment: Fv Fragment, Residues 1-120
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Pichia Pastoris
Expression_system_taxid: 4922
symmetry Space Group: I 41 2 2
R_factor 0.182 R_Free 0.26
length a length b length c angle alpha angle beta angle gamma
76.121 76.121 187.069 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.0 Å
related structures by homologous chain: 1RIU, 1SBS
A, B

Primary referenceCrystal structure of HEL4, a soluble, refoldable human V(H) single domain with a germ-line scaffold., Jespers L, Schon O, James LC, Veprintsev D, Winter G, J Mol Biol 2004 Apr 2;337(4):893-903. PMID:15033359
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (43 Kb) [Save to disk]
  • Biological Unit Coordinates (1ohq.pdb1.gz) 40 Kb
  • CSU: Contacts of Structural Units for 1OHQ
  • Likely Quarternary Molecular Structure file(s) for 1OHQ
  • Structure Factors (266 Kb)
  • Retrieve 1OHQ in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1OHQ from S2C, [Save to disk]
  • Re-refined 1ohq structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1OHQ 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 1OHQ
  • 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 1OHQ, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1ohqa_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1ohqb_, region B [Jmol] [rasmolscript] [script source]
  • Fold representative 1ohq 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: [1ohq_B] [1ohq] [1ohq_A]
  • SWISS-PROT database: [P01764]
  • Domain organization of [HV303_HUMAN] by SWISSPFAM
  • Domain found in 1OHQ: [IGv ] by SMART
  • Other resources with information on 1OHQ
  • Community annotation for 1OHQ 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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