1AP4 Calcium-Binding date Jul 24, 1997
title Regulatory Domain Of Human Cardiac Troponin C In The Calcium State, Nmr, 40 Structures
authors M.X.Li, L.Spyracopoulos, S.K.Sia, S.M.Gagne, M.Chandra, R.J.Solar B.D.Sykes
compound source
Molecule: Cardiac N-Troponin C
Chain: A
Fragment: Regulatory
Synonym: Cntnc
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Cell_line: Bl21
Tissue: Cardiac Muscle
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21 (De3) Plyss
Expression_system_plasmid: Pet3d
methodSolution NMR
ligand CA enzyme
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceCalcium-induced structural transition in the regulatory domain of human cardiac troponin C., Spyracopoulos L, Li MX, Sia SK, Gagne SM, Chandra M, Solaro RJ, Sykes BD, Biochemistry 1997 Oct 7;36(40):12138-46. PMID:9315850
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (1033 Kb) [Save to disk]
  • Biological Unit Coordinates (1ap4.pdb1.gz) 26 Kb
  • LPC: Ligand-Protein Contacts for 1AP4
  • CSU: Contacts of Structural Units for 1AP4
  • Original NMR restraints for 1AP4 from PDB
  • Retrieve 1AP4 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1AP4 from S2C, [Save to disk]
  • View 1AP4 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 1AP4
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1AP4, from MSDmotif at EBI
  • Genome occurence of 1AP4's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1ap4__, region [Jmol] [rasmolscript] [script source]
  • 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: [1ap4_A] [1ap4]
  • SWISS-PROT database: [P63316]
  • Domain organization of [TNNC1_HUMAN] by SWISSPFAM
  • Domain found in 1AP4: [EFh ] by SMART
  • Other resources with information on 1AP4
  • Community annotation for 1AP4 at PDBWiki (http://pdbwiki.org)
  • NMR Ensemble (OLDERADO: core, domain and representative structure database)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Domain movements in 1AP4 from the Database of Macromolecular Movements.
  • Images from IMB Jena Image Library of Biological Macromolecules.

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