1ZXM	Isomerase	date	Jun 08, 2005
title	Human Topo Iia Atpaseamp-Pnp
authors	H.Wei, A.J.Ruthenburg, S.K.Bechis, G.L.Verdine
compound		source
Molecule: Dna Topoisomerase II, Alpha Isozyme Chain: A, B Synonym: Topo Iia Atpase Ec: 5.99.1.3 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Top2a, Top2 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Rosetta(De3)Plyss Expression_system_vector_type: Plasmid Expression_system_plasmid: Psb23
symmetry	Space Group: P 21 21 21	R_factor 0.220 R_Free 0.243
crystal cell	length a length b length c angle alpha angle beta angle gamma 70.772 75.285 164.887 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.87 Å
ligand	ANP, MG	enzyme	Isomerase E.C.5.99.1.3 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Nucleotide-dependent domain movement in the ATPase domain of a human type IIA DNA topoisomerase., Wei H, Ruthenburg AJ, Bechis SK, Verdine GL, J Biol Chem 2005 Nov 4;280(44):37041-7. Epub 2005 Aug 12. PMID:16100112

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (135 Kb) [Save to disk] Biological Unit Coordinates (1zxm.pdb1.gz) 130 Kb LPC: Ligand-Protein Contacts for 1ZXM CSU: Contacts of Structural Units for 1ZXM Likely Quarternary Molecular Structure file(s) for 1ZXM Structure Factors (615 Kb) Retrieve 1ZXM in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1ZXM from S2C, [Save to disk] Re-refined 1zxm structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1ZXM 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 1ZXM

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 3D motif for 1ZXM, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1zxm_B] [1zxm_A] [1zxm] SWISS-PROT database: [P11388] Domain organization of [TOP2A_HUMAN] by SWISSPFAM Domains found in 1ZXM: [HATPase_c] [TOP2c ] by SMART

Other resources with information on 1ZXM

Community annotation for 1ZXM 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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