1LKQ Hormone Growth Factor date Apr 25, 2002
title Nmr Structure Of Human Insulin Mutant Ile-A2-Gly, Val-A3- Gly, His-B10-Asp, Pro-B28-Lys, Lys-B29-Pro, 20 Structures
authors M.A.Weiss, Q.X.Hua, Y.C.Chu, W.Jia, N.F.Philips, R.Y.Wang, P.G.Katsoyannis
compound source
Molecule: Insulin
Chain: A
Engineered: Yes
Mutation: Yes
Other_details: Insulin A Chain (Residues 90-110)
Synthetic: Yes
Other_details: The Peptide Was Chemically Synthesized. The Sequence Of The Peptide Is Naturally Found In Homo Sapiens (Human).;

Molecule: Insulin
Chain: B
Engineered: Yes
Mutation: Yes
Other_details: Insulin B Chain (Residues 25-54)

Synthetic: Yes
Other_details: The Peptide Was Chemically Synthesized. The Sequence Of The Peptide Is Naturally Found In Homo Sapiens (Human).
methodSolution NMR
related structures by homologous chain: 1KMF, 5AIY


Primary referenceMechanism of insulin chain combination. Asymmetric roles of A-chain alpha-helices in disulfide pairing., Hua QX, Chu YC, Jia W, Phillips NF, Wang RY, Katsoyannis PG, Weiss MA, J Biol Chem 2002 Nov 8;277(45):43443-53. Epub 2002 Aug 23. PMID:12196530
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (257 Kb) [Save to disk]
  • CSU: Contacts of Structural Units for 1LKQ
  • Original NMR restraints for 1LKQ from PDB
  • Experimental data, such as chemical shifts, at BioMagResBank (BMRB)
  • NMR Restraints Grid from BioMagResBank (BMRB)
  • Retrieve 1LKQ in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1LKQ from S2C, [Save to disk]
  • View 1LKQ 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 1LKQ
  • 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 1LKQ, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1lkq.1, region B:,A [Jmol] [rasmolscript] [script source]
  • Fold representative 1lkq from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1lkq_B] [1lkq] [1lkq_A]
  • SWISS-PROT database: [P01308]
  • Domain organization of [INS_HUMAN] by SWISSPFAM
  • Domain found in 1LKQ: [IlGF ] by SMART
  • Other resources with information on 1LKQ
  • Community annotation for 1LKQ at PDBWiki (http://pdbwiki.org)
  • NMR Ensemble (OLDERADO: core, domain and representative structure database)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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