2PCU Hydrolase date Mar 30, 2007
title Human Carboxypeptidase A4 In Complex With A Cleaved Hexapept
authors A.Bayes, D.Fernandez, M.Sola, A.Marrero, S.Garcia-Pique, F.X.Avil J.Vendrell, F.X.Gomis-Ruth
compound source
Molecule: Carboxypeptidase A4
Chain: A
Fragment: Carboxypeptidase A4
Synonym: Carboxypeptidase A3
Ec: 3.4.17.-
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Cpa4, Cpa3
Expression_system: Pichia Pastoris
Expression_system_taxid: 4922
Expression_system_vector_type: Ppic9

Molecule: Peptide
Chain: B
Engineered: Yes

Synthetic: Yes
Other_details: Chemically Synthesised
symmetry Space Group: P 21 21 21
R_factor 0.159 R_Free 0.176
crystal
cell
length a length b length c angle alpha angle beta angle gamma
50.304 72.494 81.575 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.60 Å
ligand ASP, GOL, NAG, SCN, ZN enzyme Hydrolase E.C.3.4.17 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceCaught after the Act: a human A-type metallocarboxypeptidase in a product complex with a cleaved hexapeptide., Bayes A, Fernandez D, Sola M, Marrero A, Garcia-Pique S, Aviles FX, Vendrell J, Gomis-Ruth FX, Biochemistry. 2007 Jun 12;46(23):6921-30. Epub 2007 May 17. PMID:17506531
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (61 Kb) [Save to disk]
  • Biological Unit Coordinates (2pcu.pdb1.gz) 55 Kb
  • LPC: Ligand-Protein Contacts for 2PCU
  • CSU: Contacts of Structural Units for 2PCU
  • Likely Quarternary Molecular Structure file(s) for 2PCU
  • Structure Factors (301 Kb)
  • Retrieve 2PCU in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2PCU from S2C, [Save to disk]
  • Re-refined 2pcu structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2PCU 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 2PCU
  • 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
  • 3D motif for 2PCU, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2pcu_A] [2pcu_B] [2pcu]
  • SWISS-PROT database: [Q9UI42]
  • Domain organization of [CBPA4_HUMAN] by SWISSPFAM
  • Domain found in 2PCU: [Zn_pept ] by SMART
  • Other resources with information on 2PCU
  • Community annotation for 2PCU 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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