1L1N Viral Protein, Hydrolase date Feb 19, 2002
title Poliovirus 3c Proteinase
authors S.C.Mosimann, M.M.Chernaia, S.Sia, S.Plotch, M.N.G.James
compound source
Molecule: Genome Polyprotein: Picornain 3c
Chain: A, B
Fragment: Residues 1565-1747
Synonym: Protease 3c, P3c
Engineered: Yes
Organism_scientific: Human Poliovirus 1
Organism_taxid: 12081
Strain: Mahoney
Gene: 3c
Expression_system: Escherichia Coli Bl21
Expression_system_taxid: 511693
Expression_system_strain: Bl21
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pt7-3c
symmetry Space Group: P 21 21 21
R_factor 0.213 R_Free 0.259
length a length b length c angle alpha angle beta angle gamma
79.260 116.310 47.170 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.10 Å
enzyme Hydrolase E.C. BRENDA
A, B

Primary referenceRefined X-ray crystallographic structure of the poliovirus 3C gene product., Mosimann SC, Cherney MM, Sia S, Plotch S, James MN, J Mol Biol 1997 Nov 14;273(5):1032-47. PMID:9367789
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (61 Kb) [Save to disk]
  • Biological Unit Coordinates (1l1n.pdb1.gz) 30 Kb
  • Biological Unit Coordinates (1l1n.pdb2.gz) 29 Kb
  • CSU: Contacts of Structural Units for 1L1N
  • Likely Quarternary Molecular Structure file(s) for 1L1N
  • Retrieve 1L1N in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1L1N from S2C, [Save to disk]
  • View 1L1N 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 1L1N
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1L1N, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1l1na_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1l1nb_, region B [Jmol] [rasmolscript] [script source]
  • Fold representative 1l1n 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: [1l1n_A] [1l1n_B] [1l1n]
  • SWISS-PROT database: [P03300]
  • Domain organization of [POLG_POL1M] by SWISSPFAM
  • Other resources with information on 1L1N
  • Community annotation for 1L1N 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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