2PHA Hydrolase date Apr 10, 2007
title Crystal Structure Of Native, Unliganded Human Arginase At 1. Resolution
authors L.Di Costanzo, M.E.Pique, D.W.Christianson
compound source
Molecule: Arginase-1
Chain: A, B
Synonym: Type I Arginase, Liver-Type Arginase
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Arg1
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pbs(Ks)
symmetry Space Group: P 3
R_factor 0.198 R_Free 0.244
length a length b length c angle alpha angle beta angle gamma
90.770 90.770 69.740 90.00 90.00 120.00
method X-Ray Diffractionresolution 1.90 Å
ligand MN enzyme Hydrolase E.C. BRENDA
A, B

Primary referenceCrystal structure of human arginase I complexed with thiosemicarbazide reveals an unusual thiocarbonyl mu-sulfide ligand in the binuclear manganese cluster., Di Costanzo L, Pique ME, Christianson DW, J Am Chem Soc. 2007 May 23;129(20):6388-9. Epub 2007 May 1. PMID:17469833
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (105 Kb) [Save to disk]
  • Biological Unit Coordinates (2pha.pdb1.gz) 151 Kb
  • Biological Unit Coordinates (2pha.pdb2.gz) 51 Kb
  • Biological Unit Coordinates (2pha.pdb3.gz) 149 Kb
  • LPC: Ligand-Protein Contacts for 2PHA
  • CSU: Contacts of Structural Units for 2PHA
  • Likely Quarternary Molecular Structure file(s) for 2PHA
  • Structure Factors (2104 Kb)
  • Retrieve 2PHA in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2PHA from S2C, [Save to disk]
  • Re-refined 2pha structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2PHA 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 2PHA
  • 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 2PHA, from MSDmotif at EBI
  • Fold representative 2pha from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2pha_B] [2pha_A] [2pha]
  • SWISS-PROT database: [P05089]
  • Domain organization of [ARGI1_HUMAN] by SWISSPFAM
  • Other resources with information on 2PHA
  • Community annotation for 2PHA 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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