3P2X Hormone date Oct 04, 2010
title Insulin Fibrillation Is The Janus Face Of Induced Fit. A Chi Stabilizes The Native State At The Expense Of Activity
authors Q.X.Hua, Z.L.Wan, K.Huang, S.Q.Hu, N.F.Phillip, W.H.Jia, J.Whittin G.G.Dodson, P.G.Katsoyannis, M.A.Weiss
compound source
Molecule: Insulin
Chain: A, C
Fragment: Unp Residues 90-110
Synonym: Insulin A Chain
Engineered: Yes
Synthetic: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606

Molecule: Insulin
Chain: B, D
Fragment: Unp Residues 25-54
Synonym: Insulin B Chain
Engineered: Yes
Mutation: Yes

Synthetic: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
symmetry Space Group: H 3
R_factor 0.229 R_Free 0.314
length a length b length c angle alpha angle beta angle gamma
78.363 78.363 36.848 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.00 Å
ligand CL, DAL, IPH, ZN enzyme
A, C

D, B

Primary referenceDiabetes-associated mutations in human insulin: crystal structure and photo-cross-linking studies of a-chain variant insulin Wakayama., Wan ZL, Huang K, Xu B, Hu SQ, Wang S, Chu YC, Katsoyannis PG, Weiss MA, Biochemistry. 2005 Apr 5;44(13):5000-16. PMID:15794638
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (24 Kb) [Save to disk]
  • Biological Unit Coordinates (3p2x.pdb1.gz) 28 Kb
  • Biological Unit Coordinates (3p2x.pdb2.gz) 28 Kb
  • LPC: Ligand-Protein Contacts for 3P2X
  • CSU: Contacts of Structural Units for 3P2X
  • Structure Factors (97 Kb)
  • Retrieve 3P2X in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3P2X from S2C, [Save to disk]
  • Re-refined 3p2x structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3P2X 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 3P2X
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 3P2X, from MSDmotif at EBI
  • Fold representative 3p2x from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3p2x_B] [3p2x_C] [3p2x] [3p2x_A] [3p2x_D]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domain found in 3P2X: [IlGF ] by SMART
  • Other resources with information on 3P2X
  • Community annotation for 3P2X at PDBWiki (http://pdbwiki.org)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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