1HCN Hormone date Jul 01, 1994
title Structure Of Human Chorionic Gonadotropin At 2.6 Angstroms R From Mad Analysis Of The Selenomethionyl Protein
authors H.Wu, J.W.Lustbader, Y.Liu, R.E.Canfield, W.A.Hendrickson
compound source
Molecule: Human Chorionic Gonadotropin
Chain: A
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606

Molecule: Human Chorionic Gonadotropin
Chain: B
Engineered: Yes

symmetry Space Group: P 65 2 2
R_factor 0.199 R_Free NULL
length a length b length c angle alpha angle beta angle gamma
85.100 85.100 177.700 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.60 Å
ligand NAG enzyme
note 1HCN is a representative structure
related structures by homologous chain: 1HRP, 1XWD


Primary referenceStructure of human chorionic gonadotropin at 2.6 A resolution from MAD analysis of the selenomethionyl protein., Wu H, Lustbader JW, Liu Y, Canfield RE, Hendrickson WA, Structure 1994 Jun 15;2(6):545-58. PMID:7922031
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (37 Kb) [Save to disk]
  • Biological Unit Coordinates (1hcn.pdb1.gz) 32 Kb
  • Biological Unit Coordinates (1hcn.pdb2.gz) 63 Kb
  • LPC: Ligand-Protein Contacts for 1HCN
  • CSU: Contacts of Structural Units for 1HCN
  • Likely Quarternary Molecular Structure file(s) for 1HCN
  • Retrieve 1HCN in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1HCN from S2C, [Save to disk]
  • View 1HCN 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 1HCN
  • 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 1HCN, from MSDmotif at EBI
  • Genome occurence of 1HCN's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1hcna_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1hcnb_, region B [Jmol] [rasmolscript] [script source]
  • Fold representative 1hcn 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: [1hcn] [1hcn_A] [1hcn_B]
  • SWISS-PROT database: [P01233] [P01215]
  • Domain organization of [CGHB_HUMAN] [GLHA_HUMAN] by SWISSPFAM
  • Domains found in 1HCN: [GHA] [GHB ] by SMART
  • Other resources with information on 1HCN
  • Community annotation for 1HCN 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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