1MSW	Transcription Dna Rna	date	Sep 19, 2002
title	Structural Basis For The Transition From Initiation To Elong Transcription In T7 Rna Polymerase
authors	Y.W.Yin, T.A.Steitz
compound		source
Molecule: Template Dna Chain: T Engineered: Yes Other_details: 20-Mer		Synthetic: Yes Other_details: This Sequence Occurs Naturally In Bacterioph
Molecule: Non-Template Dna Chain: N Engineered: Yes Other_details: 17-Mer		Synthetic: Yes Other_details: This Sequence Occurs Naturally In Bacterioph
Molecule: Rna Message Chain: R Engineered: Yes		Synthetic: Yes Other_details: This Sequence Occurs Naturally In Bacterioph
Molecule: Dna-Directed Rna Polymerase Chain: D Synonym: T7 Rna Polymerase; Bacteriophage T7 Rna Polymerase Ec: 2.7.7.6 Engineered: Yes		Organism_scientific: Enterobacteria Phage T7 Organism_taxid: 10760 Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Par1219
symmetry	Space Group: C 2 2 21	R_factor 0.241 R_Free 0.275
crystal cell	length a length b length c angle alpha angle beta angle gamma 142.910 145.460 145.600 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.10 Å
ligand		enzyme	Transferase E.C.2.7.7.6 BRENDA
note	1MSW (Molecule of the Month:pdb40)
related structures	by homologous chain: 1QLN
Gene Ontology	Chain Function Process Component D
Primary reference	Structural basis for the transition from initiation to elongation transcription in T7 RNA polymerase., Yin YW, Steitz TA, Science 2002 Nov 15;298(5597):1387-95. Epub 2002 Sep 19. PMID:12242451

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (163 Kb) [Save to disk] Biological Unit Coordinates (1msw.pdb1.gz) 157 Kb CSU: Contacts of Structural Units for 1MSW Likely Quarternary Molecular Structure file(s) for 1MSW Retrieve 1MSW in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1MSW from S2C, [Save to disk]

View 1MSW 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 1MSW

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1MSW, from MSDmotif at EBI Structure summary from SCOR (Structural Classification of RNA) Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1mswd_, region D [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: [1msw_R] [1msw] [1msw_N] [1msw_T] [1msw_D] SWISS-PROT database: [P00573] Domain organization of [RPOL_BPT7] by SWISSPFAM Domain found in 1MSW: [RPOL_N ] by SMART

Other resources with information on 1MSW

Community annotation for 1MSW at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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