1S76 Transferase date Jan 29, 2004
title T7 Rna Polymerase Alpha Beta Methylene Atp Elongation Complex
authors Y.W.Yin, T.A.Steitz
compound source
Molecule: Dna (5'- D(Pgpcpcpgptpgpcpgpcpaptptpcpgpcpcpgptpg Ptpt)-3');
Chain: T
Engineered: Yes
Synthetic: Yes
Other_details: Dna Oligomer Is Synthesized

Molecule: Dna (5'- D(Ptptptpapcpgptptpgpcpgpcpapcpgpgpc)-3');
Chain: N
Engineered: Yes

Synthetic: Yes
Other_details: Dna Oligomer Is Synthesized

Molecule: Rna (5'-R(Papcpapcpgpgpcpgpa)-3')
Chain: R
Engineered: Yes

Synthetic: Yes
Other_details: Rna Oligomer Is Synthesized

Molecule: Dna-Directed Rna Polymerase
Chain: D
Engineered: Yes

Organism_scientific: Enterobacteria Phage T7
Organism_taxid: 10760
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: C 2 2 21
R_factor 0.248 R_Free 0.290
length a length b length c angle alpha angle beta angle gamma
138.720 143.320 146.650 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.88 Å
ligand APC, MG enzyme Transferase E.C. BRENDA
related structures by homologous chain: 1ARO, 1H38

Primary referenceThe structural mechanism of translocation and helicase activity in T7 RNA polymerase., Yin YW, Steitz TA, Cell. 2004 Feb 6;116(3):393-404. PMID:15016374
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (158 Kb) [Save to disk]
  • Biological Unit Coordinates (1s76.pdb1.gz) 151 Kb
  • LPC: Ligand-Protein Contacts for 1S76
  • CSU: Contacts of Structural Units for 1S76
  • Likely Quarternary Molecular Structure file(s) for 1S76
  • Structure Factors (279 Kb)
  • Retrieve 1S76 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1S76 from S2C, [Save to disk]
  • Re-refined 1s76 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1S76 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 1S76
  • 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 1S76, from MSDmotif at EBI
  • Structure summary from SCOR (Structural Classification of RNA)
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1s76d_, region D [Jmol] [rasmolscript] [script source]
  • Fold representative 1s76 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: [1s76_D] [1s76] [1s76_N] [1s76_R] [1s76_T]
  • SWISS-PROT database: [P00573]
  • Domain organization of [RPOL_BPT7] by SWISSPFAM
  • Domain found in 1S76: [RPOL_N ] by SMART
  • Other resources with information on 1S76
  • Community annotation for 1S76 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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