1H8X Hydrolase date Feb 16, 2001
title Domain-Swapped Dimer Of A Human Pancreatic Ribonuclease Vari
authors A.Canals, J.Pous, A.Guasch, A.Benito, M.Ribo, M.Vilanova, M.Coll
compound source
Molecule: Ribonuclease 1
Chain: A, B
Fragment: Rnase 1, Hp-Rnase
Ec: 3.1.27.5
Engineered: Yes
Mutation: Yes
Other_details: Residie 100 Is A Formilmethionine (Fme)
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Organ: Pancreas
Gene: Pm8
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pm8
Expression_system_gene: Pm8
Other_details: Synthetic Gene
symmetry Space Group: P 21 21 21
R_factor 0.196 R_Free 0.243
crystal
cell
length a length b length c angle alpha angle beta angle gamma
50.610 61.430 75.140 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.00 Å
ligand
enzyme Hydrolase E.C.3.1.27.5 BRENDA
related structures by homologous chain: 1AQP, 1KH8
Gene
Ontology
ChainFunctionProcessComponent
A, B
  • ribonuclease A activity


  • Primary referenceThe structure of an engineered domain-swapped ribonuclease dimer and its implications for the evolution of proteins toward oligomerization., Canals A, Pous J, Guasch A, Benito A, Ribo M, Vilanova M, Coll M, Structure (Camb) 2001 Oct;9(10):967-76. PMID:11591351
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (52 Kb) [Save to disk]
  • Biological Unit Coordinates (1h8x.pdb1.gz) 47 Kb
  • CSU: Contacts of Structural Units for 1H8X
  • Likely Quarternary Molecular Structure file(s) for 1H8X
  • Retrieve 1H8X in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1H8X from S2C, [Save to disk]
  • View 1H8X 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 1H8X
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1H8X, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1h8xa_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1h8xb_, region 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: [1h8x] [1h8x_B] [1h8x_A]
  • SWISS-PROT database: [P07998]
  • Domain organization of [RNAS1_HUMAN] by SWISSPFAM
  • Domain found in 1H8X: [RNAse_Pc ] by SMART
  • Other resources with information on 1H8X
  • Community annotation for 1H8X 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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