1SSB Hydrolase(Endoribonuclease) date Aug 03, 1993
title A Structural Investigation Of Catalytically Modified F12ol A Semisynthetic Ribonucleases
authors V.S.J.Demel, M.S.Doscher, M.A.Glinn, P.D.Martin, M.L.Ram, B.F.P.E
compound source
Molecule: Ribonuclease A
Chain: A
Engineered: Yes
 Organism_scientific: Bos Taurus
Organism_common: Bovine
Organism_taxid: 9913
Tissue: Pancreas

Molecule: Ribonuclease A
Chain: B
Engineered: Yes
Synthetic: Yes
symmetry Space Group: P 32 2 1
R_factor 0.184 R_Free NULL
crystal
cell
length a length b length c angle alpha angle beta angle gamma
68.150 68.150 65.150 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.00 Å
ligand SO4 enzyme
related structures by homologous chain: 1B6V, 1RSM
Gene
Ontology
ChainFunctionProcessComponent
A
  • ribonuclease A activity


    • Primary referenceStructural investigation of catalytically modified F120L and F120Y semisynthetic ribonucleases., deMel VS, Doscher MS, Glinn MA, Martin PD, Ram ML, Edwards BF, Protein Sci 1994 Jan;3(1):39-50. PMID:8142897
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (26 Kb) [Save to disk]
  • Biological Unit Coordinates (1ssb.pdb1.gz) 22 Kb
  • LPC: Ligand-Protein Contacts for 1SSB
  • CSU: Contacts of Structural Units for 1SSB
  • Likely Quarternary Molecular Structure file(s) for 1SSB
  • Retrieve 1SSB in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1SSB from S2C, [Save to disk]
    • View 1SSB 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 1SSB
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1SSB, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1ssb.1, region A:,B [Jmol] [rasmolscript] [script source]
  • 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: [1ssb_B] [1ssb_A] [1ssb]
  • SWISS-PROT database: [P61823]
  • Domain organization of [RNAS1_BOVIN] by SWISSPFAM
  • Domain found in 1SSB: [RNAse_Pc ] by SMART
    • Other resources with information on 1SSB
  • Community annotation for 1SSB 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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