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1MSW  Download PDB file  Display PDB file Learn more: [M
DOI 10.2210/pdb1msw/pdb
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Red - Derived Information
Title Structural basis for the transition from initiation to elongation transcription in T7 RNA polymerase
Authors Yin, Y.W.,  Steitz, T.A.
Primary Citation
Yin, Y.W.,  Steitz, T.A. (2002) Structural Basis for the Transition from Initiation to Elongation Transcription in T7 RNA Polymerase Science 298: 1387-1395
Abstract ]    View PubMed Abstract at NCBI
History Deposition   2002-09-19  Release  2002-11-15
Experimental Method Type   X-RAY DIFFRACTION Data N/A
Parameters
Resolution[Å] View a histogram of Resolution R-Value R-Free Space Group
2.10 0.241 (obs.) 0.275 C 2 2 21
Unit Cell
Length [Å] a 142.91 b 145.46 c 145.60
Angles [°] alpha 90.00  beta 90.00  gamma 90.00 
Molecular Description Asymmetric Unit

Polymer:
 1   Molecule: Template DNA   Chains: T   Other Details: 20-mer  
Polymer:
 2   Molecule: Non-Tempate DNA   Chains: N   Other Details: 17-mer  
Polymer:
 3   Molecule: RNA message   Chains: R  
Polymer:
 4   Molecule: DNA-directed RNA polymerase   Chains: D   EC no.: 2.7.7.6 Go to IUBMB EC entry   
Classification Transcription/dna/rna      
Source
Polymer:  1    Scientific Name:  Synthetic construct   Go to NCBI Taxonomy entry Polymer:  2    Scientific Name:  Synthetic construct   Go to NCBI Taxonomy entry Polymer:  3    Scientific Name:  Synthetic construct   Go to NCBI Taxonomy entry Polymer:  4    Scientific Name:  Bacteriophage t7   Go to NCBI Taxonomy entry Common Name:  Phage   Expression system:  Escherichia coli  
SCOP Classification (version 1.71)
Domain Info Class Fold Superfamily Family Domain Species
d1mswd_ Multi-domain proteins (alpha and beta) DNA/RNA polymerases DNA/RNA polymerases T7 RNA polymerase T7 RNA polymerase Bacteriophage T7
CATH Classification (version v3.1.0)
Domain Class Architecture Topology Homology
1mswD01 Mainly Alpha Orthogonal Bundle T7 RNA polymerase; domain 1 T7 RNA polymerase, domain 1
1mswD02 Mainly Alpha Orthogonal Bundle Helix Hairpins
1mswD03 Alpha Beta 2-Layer Sandwich Alpha-Beta Plaits
1mswD04 Mainly Alpha Orthogonal Bundle Helix Hairpins
1mswD05 Mainly Alpha Orthogonal Bundle DNA polymerase; domain 1 5' to 3' exonuclease, C-terminal subdomain
PFAM Classification
Chain PFAM Accession PFAM ID Description Type Clan ID
D PF00940 Link out to PFAM:PF00940 RNA_pol DNA-dependent RNA polymerase Family n/a
GO Terms
Polymer Molecular Function Biological Process Cellular Component
Template DNA (1MSW:T)
  • none
  • none
  • none
Non-Tempate DNA (1MSW:N)
  • none
  • none
  • none
RNA message (1MSW:R)
  • none
  • none
  • none
DNA-directed RNA polymerase (1MSW:D)
  • none
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