2QBY	Replication Dna	date	Jun 18, 2007
title	Crystal Structure Of A Heterodimer Of Cdc6orc1 Initiators B Origin Dna (From S. Solfataricus)
authors	E.L.Cunningham Dueber, J.E.Corn, S.D.Bell, J.M.Berger
compound		source
Molecule: Dna (33-Mer) Chain: C Engineered: Yes		Synthetic: Yes
Molecule: Dna (33-Mer) Chain: D Engineered: Yes		Synthetic: Yes
Molecule: Cell Division Control Protein 6 Homolog 1 Chain: A Fragment: Residues 15-397 Synonym: Cdc6 Homolog 1 Engineered: Yes		Organism_scientific: Sulfolobus Solfataricus Organism_taxid: 2287 Gene: Cdc6-1 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3) Codon+ Expression_system_vector_type: Plasmid Expression_system_plasmid: Psv271
Molecule: Cell Division Control Protein 6 Homolog 3 Chain: B Fragment: Residues 14-394 Synonym: Cdc6 Homolog 3 Engineered: Yes		Organism_scientific: Sulfolobus Solfataricus Organism_taxid: 2287 Gene: Cdc6-3 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3) Codon+ Expression_system_vector_type: Plasmid Expression_system_plasmid: Psv271
symmetry	Space Group: C 2 2 21	R_factor 0.226 R_Free 0.269
crystal cell	length a length b length c angle alpha angle beta angle gamma 77.649 199.143 213.405 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	3.35 Å
ligand	ADP, K, MG, SPD	enzyme
Gene Ontology	Chain Function Process Component A, B
Primary reference	Replication origin recognition and deformation by a heterodimeric archaeal Orc1 complex., Dueber EL, Corn JE, Bell SD, Berger JM, Science. 2007 Aug 31;317(5842):1210-3. PMID:17761879

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (316 Kb) [Save to disk] Biological Unit Coordinates (2qby.pdb1.gz) 310 Kb LPC: Ligand-Protein Contacts for 2QBY CSU: Contacts of Structural Units for 2QBY Likely Quarternary Molecular Structure file(s) for 2QBY Structure Factors (575 Kb) Retrieve 2QBY in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2QBY from S2C, [Save to disk] Re-refined 2qby structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2QBY 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 2QBY

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2QBY, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2qby] [2qby_D] [2qby_C] [2qby_A] [2qby_B] SWISS-PROT database: [Q980N4] [Q97WM8] Domain organization of [CDC61_SULSO] [CDC63_SULSO] by SWISSPFAM Domains found in 2QBY: [AAA] [Cdc6_C ] by SMART

Other resources with information on 2QBY

Community annotation for 2QBY at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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