2KGB Contractile Protein Ca Binding Protein date Mar 07, 2009
title Nmr Solution Of The Regulatory Domain Cardiac F77w-Troponin C In Complex With The Cardiac Troponin I 144-163 Switch Peptide
authors P.Mercier, O.Julien, M.L.Crane, B.D.Sykes
compound source
Molecule: Troponin C, Slow Skeletal And Cardiac Muscles
Chain: C
Fragment: Regulatory Domain
Synonym: Tn-C
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Tnnc1, Tnnc
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21 (De3) Plyss
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet3d

Molecule: Troponin I, Cardiac Muscle
Chain: I
Synonym: Cardiac Troponin I
Engineered: Yes

Synthetic: Yes
methodSolution NMR
ligand CA enzyme
Primary referenceThe effect of the cosolvent trifluoroethanol on a tryptophan side chain orientation in the hydrophobic core of troponin C., Julien O, Mercier P, Crane ML, Sykes BD, Protein Sci. 2009 Jun;18(6):1165-74. PMID:19472326
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (658 Kb) [Save to disk]
  • LPC: Ligand-Protein Contacts for 2KGB
  • CSU: Contacts of Structural Units for 2KGB
  • Original NMR restraints for 2KGB from PDB
  • Retrieve 2KGB in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2KGB from S2C, [Save to disk]
  • View 2KGB 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 2KGB
  • 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 2KGB, from MSDmotif at EBI
  • Fold representative 2kgb from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2kgb_C] [2kgb_I] [2kgb]
  • SWISS-PROT database: [P63316] [P19429]
  • Domain organization of [TNNC1_HUMAN] [TNNI3_HUMAN] by SWISSPFAM
  • Domain found in 2KGB: [EFh ] by SMART
  • Alignments of the sequence of 2KGB with the sequences similar proteins can be viewed for 2KGB's classification [TNNC1_HUMAN] [TNNI3_HUMAN] at ProtoMap. Click on "Neighbors List", then on the "See Alignments" button below the list.
  • A sequence distance tree ("phylogenetic tree") can be viewed for 1ACL's classification [TNNC1_HUMAN] [TNNI3_HUMAN] at ProtoMap. Click on the Cluster number.
  • Other resources with information on 2KGB
  • Community annotation for 2KGB 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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