2NZ2 Ligase date Nov 22, 2006
title Crystal Structure Of Human Argininosuccinate Synthase In Com Aspartate And Citrulline
authors T.Karlberg, J.Uppenberg, C.Arrowsmith, H.Berglund, R.D.Busam, R.C A.Edwards, U.B.Ericsson, S.Flodin, A.Flores, S.Graslund, B.M.Hal M.Hammarstrom, M.Hogbom, I.Johansson, T.Kotenyova, A.Magnusdott M.Moche, M.E.Nilsson, P.Nordlund, T.Nyman, D.Ogg, C.Persson, J.Sa P.Stenmark, M.Sundstrom, A.G.Thorsell, S.Van Den Berg, K.Wallde J.Weigelt, L.Holmberg-Schiavone, Structural Genomics Consorti
compound source
Molecule: Argininosuccinate Synthase
Chain: A
Synonym: Citrulline--Aspartate Ligase
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Ass1, Ass
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl-21 (De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pnic-Bsa4
symmetry Space Group: F 2 2 2
R_factor 0.194 R_Free 0.265
length a length b length c angle alpha angle beta angle gamma
95.940 117.470 155.150 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.40 Å
ligand ASP, CIR, NA enzyme Ligase E.C. BRENDA

Primary referenceStructure of human argininosuccinate synthetase., Karlberg T, Collins R, van den Berg S, Flores A, Hammarstrom M, Hogbom M, Holmberg Schiavone L, Uppenberg J, Acta Crystallogr D Biol Crystallogr. 2008 Mar;64(Pt 3):279-86. Epub 2008, Feb 20. PMID:18323623
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (75 Kb) [Save to disk]
  • Biological Unit Coordinates (2nz2.pdb1.gz) 271 Kb
  • LPC: Ligand-Protein Contacts for 2NZ2
  • CSU: Contacts of Structural Units for 2NZ2
  • Likely Quarternary Molecular Structure file(s) for 2NZ2
  • Structure Factors (151 Kb)
  • Retrieve 2NZ2 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2NZ2 from S2C, [Save to disk]
  • Re-refined 2nz2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2NZ2 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 2NZ2
  • 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 2NZ2, from MSDmotif at EBI
  • Fold representative 2nz2 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2nz2_A] [2nz2]
  • SWISS-PROT database: [P00966]
  • Domain organization of [ASSY_HUMAN] by SWISSPFAM
  • Other resources with information on 2NZ2
  • Community annotation for 2NZ2 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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