1LI4 Hydrolase date Apr 17, 2002
title Human S-Adenosylhomocysteine Hydrolase Complexed With Neplan
authors X.Yang, Y.Hu, D.H.Yin, M.A.Turner, M.Wang, R.T.Borchardt, P.L.Howe K.Kuczera, R.L.Schowen
compound source
Molecule: S-Adenosylhomocysteine Hydrolase
Chain: A
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_plasmid: Pprokcd20
symmetry Space Group: F 2 2 2
R_factor 0.197 R_Free 0.236
length a length b length c angle alpha angle beta angle gamma
92.830 135.670 171.490 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.01 Å
ligand IPA, NAD, NOC BindingDB enzyme Hydrolase E.C. BRENDA
related structures by homologous chain: 1D4F

Primary referenceCatalytic strategy of S-adenosyl-L-homocysteine hydrolase: transition-state stabilization and the avoidance of abortive reactions., Yang X, Hu Y, Yin DH, Turner MA, Wang M, Borchardt RT, Howell PL, Kuczera K, Schowen RL, Biochemistry 2003 Feb 25;42(7):1900-9. PMID:12590576
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (78 Kb) [Save to disk]
  • Biological Unit Coordinates (1li4.pdb1.gz) 287 Kb
  • LPC: Ligand-Protein Contacts for 1LI4
  • CSU: Contacts of Structural Units for 1LI4
  • Likely Quarternary Molecular Structure file(s) for 1LI4
  • Structure Factors (296 Kb)
  • Retrieve 1LI4 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1LI4 from S2C, [Save to disk]
  • Re-refined 1li4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1LI4 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 1LI4
  • 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 1LI4, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1li4a1, region A:190-352 [Jmol] [rasmolscript] [script source]
        - Domain d1li4a2, region A:3-189,A:353-432 [Jmol] [rasmolscript] [script source]
  • Fold representative 1li4 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: [1li4_A] [1li4]
  • SWISS-PROT database: [P23526]
  • Domain organization of [SAHH_HUMAN] by SWISSPFAM
  • Domains found in 1LI4: [AdoHcyase] [AdoHcyase_NAD ] by SMART
  • Other resources with information on 1LI4
  • Community annotation for 1LI4 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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