4A94 Hydrolase Hydrolase Inhibitor date Nov 23, 2011
title Structure Of The Carboxypeptidase Inhibitor From Nerita Vers In Complex With Human Cpa4
authors G.Covaleda, M.Alonso, M.A.Chavez, F.X.Aviles, D.Reverter
compound source
Molecule: Carboxypeptidase A4
Chain: A, B
Fragment: Residues 112-421
Synonym: Carboxypeptidase A3
Ec: 3.4.17.-
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Komagataella Pastoris
Expression_system_taxid: 4922
Expression_system_vector: Ppicz

Molecule: Carboxypeptidase Inhibitor
Chain: C, D

Organism_scientific: Nerita Versicolor
Organism_taxid: 159942
Expression_system: Komagataella Pastoris
Expression_system_taxid: 4922
Expression_system_vector: Ppicz
symmetry Space Group: P 1 21 1
R_factor 0.2054 R_Free 0.2346
length a length b length c angle alpha angle beta angle gamma
69.220 71.980 79.840 90.00 108.84 90.00
method X-Ray Diffractionresolution 1.70 Å
ligand NO3, ZN enzyme Hydrolase E.C.3.4.17 BRENDA
note 4A94 is a representative structure
A, B

D, C
  • metalloendopeptidase inhibit...

  • Primary referenceCrystal structure of a novel metallo-carboxypeptidase inhibitor from the marine mollusk Nerita versicolor in complex with human carboxypeptidase A4., Covaleda G, Alonso Del Rivero M, Chavez MA, Aviles FX, Reverter D, J Biol Chem. 2012 Jan 31. PMID:22294694
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (124 Kb) [Save to disk]
  • Biological Unit Coordinates (4a94.pdb1.gz) 61 Kb
  • Biological Unit Coordinates (4a94.pdb2.gz) 61 Kb
  • LPC: Ligand-Protein Contacts for 4A94
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  • 3D motif for 4A94, from MSDmotif at EBI
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  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [4a94_C] [4a94_B] [4a94_A] [4a94] [4a94_D]
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  • Domain found in 4A94: [Zn_pept ] by SMART
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