1SVM	Viral Protein	date	Mar 29, 2004
title	Co-Crystal Structure Of Sv40 Large T Antigen Helicase Domain
authors	D.Gai, R.Zhao, C.V.Finkielstein, X.S.Chen
compound		source
Molecule: Large T Antigen Chain: A, B, C, D, E, F Fragment: Helicase Domain Engineered: Yes		Organism_scientific: Simian Virus 40 Organism_taxid: 10633 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 1 21 1	R_factor 0.218 R_Free 0.241
crystal cell	length a length b length c angle alpha angle beta angle gamma 125.021 89.377 148.506 90.00 91.31 90.00
method	X-Ray Diffraction	resolution	1.94 Å
ligand	ATP, MG, ZN	enzyme
note	1SVM (Molecule of the Month:pdb80)
related structures	by homologous chain: 1SVL
Gene Ontology	Chain Function Process Component F, A, D, C, E, B
Primary reference	Mechanisms of conformational change for a replicative hexameric helicase of SV40 large tumor antigen., Gai D, Zhao R, Li D, Finkielstein CV, Chen XS, Cell 2004 Oct 1;119(1):47-60. PMID:15454080

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (374 Kb) [Save to disk] Biological Unit Coordinates (1svm.pdb1.gz) 367 Kb LPC: Ligand-Protein Contacts for 1SVM CSU: Contacts of Structural Units for 1SVM Likely Quarternary Molecular Structure file(s) for 1SVM Retrieve 1SVM in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1SVM from S2C, [Save to disk]

View 1SVM 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 1SVM

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1SVM, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1svma_, region A [Jmol] [rasmolscript] [script source]     - Domain d1svmb_, region B [Jmol] [rasmolscript] [script source]     - Domain d1svmc_, region C [Jmol] [rasmolscript] [script source]     - Domain d1svmd_, region D [Jmol] [rasmolscript] [script source]     - Domain d1svme_, region E [Jmol] [rasmolscript] [script source]     - Domain d1svmf_, region F [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: [1svm] [1svm_D] [1svm_A] [1svm_E] [1svm_B] [1svm_C] [1svm_F] SWISS-PROT database: [P03070] Domain organization of [LT_SV40] by SWISSPFAM

Other resources with information on 1SVM

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

Movements, Movies and Images

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