1A7A Hydrolase date Mar 10, 1998
title Structure Of Human Placental S-Adenosylhomocysteine Hydrolas Determination Of A 30 Selenium Atom Substructure From Data Single Wavelength
authors M.A.Turner, C.S.Yuan, R.T.Borchardt, M.S.Hershfield, G.D.Smith, P.L.Howell
compound source
Molecule: S-Adenosylhomocysteine Hydrolase
Chain: A, B
Ec: 3.3.1.1
Engineered: Yes
Other_details: Selenomethionine Derivatized Protein
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Tissue: Placenta
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: B834
Expression_system_cellular_location: Cytoplasm
symmetry Space Group: C 2 2 2
R_factor 0.227 R_Free 0.247
crystal
cell
length a length b length c angle alpha angle beta angle gamma
91.930 168.020 137.770 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.80 Å
ligand ADC, MSE, NAD BindingDB enzyme Hydrolase E.C.3.3.1.1 BRENDA
related structures by homologous chain: 1KY4, 1KY5
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceStructure determination of selenomethionyl S-adenosylhomocysteine hydrolase using data at a single wavelength., Turner MA, Yuan CS, Borchardt RT, Hershfield MS, Smith GD, Howell PL, Nat Struct Biol 1998 May;5(5):369-76. PMID:9586999
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (145 Kb) [Save to disk]
  • Biological Unit Coordinates (1a7a.pdb1.gz) 272 Kb
  • LPC: Ligand-Protein Contacts for 1A7A
  • CSU: Contacts of Structural Units for 1A7A
  • Likely Quarternary Molecular Structure file(s) for 1A7A
  • Structure Factors (356 Kb)
  • Retrieve 1A7A in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1A7A from S2C, [Save to disk]
  • Re-refined 1a7a structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1A7A 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 1A7A
  • 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 1A7A, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1a7aa1, region A:190-352 [Jmol] [rasmolscript] [script source]
        - Domain d1a7aa2, region A:2-189,A:353-432 [Jmol] [rasmolscript] [script source]
        - Domain d1a7ab1, region B:190-352 [Jmol] [rasmolscript] [script source]
        - Domain d1a7ab2, region B:3-189,B:353-432 [Jmol] [rasmolscript] [script source]
  • Fold representative 1a7a 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: [1a7a] [1a7a_A] [1a7a_B]
  • SWISS-PROT database: [P23526]
  • Domain organization of [SAHH_HUMAN] by SWISSPFAM
  • Domains found in 1A7A: [AdoHcyase] [AdoHcyase_NAD ] by SMART
  • Other resources with information on 1A7A
  • Community annotation for 1A7A 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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