2PK9	Signaling Protein,Transferase Cell Cycle	date	Apr 17, 2007
title	Structure Of The Pho85-Pho80 Cdk-Cyclin Complex Of The Phosp Responsive Signal Transduction Pathway
authors	K.Huang, I.Ferrin-O'Connell, W.Zhang, G.A.Leonard, E.K.O'Shea, F.
compound		source
Molecule: Cyclin-Dependent Protein Kinase Pho85 Chain: A, C Synonym: Serinethreonine-Protein Kinase Pho85; Negative Re The Pho System; Ec: 2.7.11.22 Engineered: Yes		Organism_scientific: Saccharomyces Cerevisiae Organism_common: Baker'S Yeast Organism_taxid: 4932 Gene: Pho85, Ssg3 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21 (De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pqe60
Molecule: Pho85 Cyclin Pho80 Chain: B, D Synonym: Phosphate System Cyclin Pho80; Aminoglycoside Anti Sensitivity Protein 3; Engineered: Yes		Organism_scientific: Saccharomyces Cerevisiae Organism_common: Baker'S Yeast Organism_taxid: 4932 Gene: Pho80, Ags3, Tup7, Vac5 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21 (De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Psbet
symmetry	Space Group: P 31 2 1	R_factor 0.281 R_Free 0.315
crystal cell	length a length b length c angle alpha angle beta angle gamma 147.775 147.775 211.825 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.91 Å
ligand	MES	enzyme	Transferase E.C.2.7.11.22 BRENDA
note	2PK9 is a representative structure
Gene Ontology	Chain Function Process Component A, C D, B
Primary reference	Structure of the Pho85-Pho80 CDK-Cyclin Complex of the Phosphate-Responsive Signal Transduction Pathway., Huang K, Ferrin-O'Connell I, Zhang W, Leonard GA, O'Shea EK, Quiocho FA, Mol Cell. 2007 Nov 30;28(4):614-23. PMID:18042456

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (336 Kb) [Save to disk] Biological Unit Coordinates (2pk9.pdb1.gz) 167 Kb Biological Unit Coordinates (2pk9.pdb2.gz) 164 Kb Biological Unit Coordinates (2pk9.pdb3.gz) 328 Kb LPC: Ligand-Protein Contacts for 2PK9 CSU: Contacts of Structural Units for 2PK9 Likely Quarternary Molecular Structure file(s) for 2PK9 Structure Factors (697 Kb) Retrieve 2PK9 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2PK9 from S2C, [Save to disk] Re-refined 2pk9 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2PK9 in 3D

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Visual 3D analysis of 2PK9

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 2PK9, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2pk9_B] [2pk9_D] [2pk9_A] [2pk9_C] [2pk9] SWISS-PROT database: [P20052] [P17157] Domain organization of [PHO80_YEAST] [PHO85_YEAST] by SWISSPFAM Domain found in 2PK9: [S_TKc ] by SMART

Other resources with information on 2PK9

Community annotation for 2PK9 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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