1PQ3 Hydrolase date Jun 17, 2003
title Human Arginase II: Crystal Structure And Physiological Role And Female Sexual Arousal
authors E.Cama, D.M.Colleluori, F.A.Emig, H.Shin, S.W.Kim, N.N.Kim, A.M.Tr D.E.Ash, D.W.Christianson
compound source
Molecule: Arginase II, Mitochondrial Precursor
Chain: A, B, C, D, E, F
Synonym: Non-Hepatic Arginase, Kidney-Type Arginase
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Arg2
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
symmetry Space Group: P 32
R_factor 0.227 R_Free 0.247
length a length b length c angle alpha angle beta angle gamma
142.994 142.994 127.328 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.70 Å
ligand CL, MN, S2C, SO4 enzyme Hydrolase E.C. BRENDA
related structures by homologous chain: 1T4P, 5RLA
F, A, D, C, E, B

Primary referenceHuman arginase II: crystal structure and physiological role in male and female sexual arousal., Cama E, Colleluori DM, Emig FA, Shin H, Kim SW, Kim NN, Traish AM, Ash DE, Christianson DW, Biochemistry 2003 Jul 22;42(28):8445-51. PMID:12859189
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (302 Kb) [Save to disk]
  • Biological Unit Coordinates (1pq3.pdb1.gz) 150 Kb
  • Biological Unit Coordinates (1pq3.pdb2.gz) 150 Kb
  • LPC: Ligand-Protein Contacts for 1PQ3
  • CSU: Contacts of Structural Units for 1PQ3
  • Likely Quarternary Molecular Structure file(s) for 1PQ3
  • Retrieve 1PQ3 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1PQ3 from S2C, [Save to disk]
  • View 1PQ3 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 1PQ3
  • 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 1PQ3, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1pq3a_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1pq3b_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1pq3c_, region C [Jmol] [rasmolscript] [script source]
        - Domain d1pq3d_, region D [Jmol] [rasmolscript] [script source]
        - Domain d1pq3e_, region E [Jmol] [rasmolscript] [script source]
        - Domain d1pq3f_, region F [Jmol] [rasmolscript] [script source]
  • Fold representative 1pq3 from FSSP and Dali (Families of Structurally Similar Proteins)
  • 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: [1pq3_B] [1pq3_E] [1pq3_D] [1pq3] [1pq3_F] [1pq3_C] [1pq3_A]
  • SWISS-PROT database: [P78540]
  • Domain organization of [ARGI2_HUMAN] by SWISSPFAM
  • Other resources with information on 1PQ3
  • Community annotation for 1PQ3 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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