4M2Q Metal Binding Protein date Aug 05, 2013
title Crystal Structure Of Non-Myristoylated Recoverin With Cystei Oxidized To Sulfenic Acid
authors R.Prem Kumar, K.Chakrabarti, D.Kern, D.D.Oprian
compound source
Molecule: Recoverin
Chain: A
Synonym: P26
Engineered: Yes
Organism_scientific: Bos Taurus
Organism_common: Bovine,Cow,Domestic Cattle,Domestic Cow
Organism_taxid: 9913
Gene: Rcv1, Rcvrn, Recoverin
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: T7 Express (Neb)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet15b
symmetry Space Group: I 4
R_factor 0.189 R_Free 0.221
length a length b length c angle alpha angle beta angle gamma
84.640 84.640 59.480 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.90 Å
ligand CA, CSX enzyme

Primary referenceA Highly Conserved Cysteine of Neuronal Calcium-sensing Proteins Controls Cooperative Binding of Ca2+ to Recoverin., Ranaghan MJ, Kumar RP, Chakrabarti KS, Buosi V, Kern D, Oprian DD, J Biol Chem. 2013 Dec 13;288(50):36160-7. doi: 10.1074/jbc.M113.524355. Epub 2013, Nov 4. PMID:24189072
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (43 Kb) [Save to disk]
  • Biological Unit Coordinates (4m2q.pdb1.gz) 39 Kb
  • Biological Unit Coordinates (4m2q.pdb2.gz) 151 Kb
  • LPC: Ligand-Protein Contacts for 4M2Q
  • CSU: Contacts of Structural Units for 4M2Q
  • Structure Factors (280 Kb)
  • Retrieve 4M2Q in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 4M2Q from S2C, [Save to disk]
  • Re-refined 4m2q structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 4M2Q 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 4M2Q
  • 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 4M2Q, from MSDmotif at EBI
  • Fold representative 4m2q from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [4m2q_A] [4m2q]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domain found in 4M2Q: [EFh ] by SMART
  • Other resources with information on 4M2Q
  • Community annotation for 4M2Q at PDBWiki (http://pdbwiki.org)

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