3GGR	Cell Cycle	date	Mar 02, 2009
title	Crystal Structure Of The Human Rad9-Hus1-Rad1 Complex
authors	M.Xu, L.Bai, H.Y.Hang, T.Jiang
compound		source
Molecule: Cell Cycle Checkpoint Control Protein Rad9a Chain: A Fragment: Truncated Hrad9 (Residues 1-270) Synonym: Hrad9, Dna Repair Exonuclease Rad9 Homolog A Ec: 3.1.11.2 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Rad9 Expression_system: Pichia Pastoris Expression_system_taxid: 4922 Expression_system_vector_type: Plasmid Expression_system_plasmid: Ppicz C
Molecule: Checkpoint Protein Hus1 Chain: B Synonym: Hhus1 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Hus1 Expression_system: Pichia Pastoris Expression_system_taxid: 4922 Expression_system_vector_type: Plasmid Expression_system_plasmid: Ppicz C
Molecule: Cell Cycle Checkpoint Protein Rad1 Chain: C Synonym: Hrad1, Dna Repair Exonuclease Rad1 Homolog, Rad1-L Damage Checkpoint Protein; Ec: 3.1.11.2 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Rad1 Expression_system: Pichia Pastoris Expression_system_taxid: 4922 Expression_system_vector_type: Plasmid Expression_system_plasmid: Ppicz C
symmetry	Space Group: P 1 21 1	R_factor 0.289 R_Free 0.306
crystal cell	length a length b length c angle alpha angle beta angle gamma 71.029 67.164 83.405 90.00 97.58 90.00
method	X-Ray Diffraction	resolution	3.20 Å
ligand		enzyme	Hydrolase E.C.3.1.11.2 BRENDA
Gene Ontology	Chain Function Process Component A B C nuclease activity exonuclease activity 3'-5' exonuclease activity
Primary reference	Structure and functional implications of the human rad9-hus1-rad1 cell cycle checkpoint complex., Xu M, Bai L, Gong Y, Xie W, Hang H, Jiang T, J Biol Chem. 2009 Jul 31;284(31):20457-61. doi: 10.1074/jbc.C109.022384. Epub, 2009 Jun 17. PMID:19535328

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (120 Kb) [Save to disk] Biological Unit Coordinates (3ggr.pdb1.gz) 115 Kb CSU: Contacts of Structural Units for 3GGR Likely Quarternary Molecular Structure file(s) for 3GGR Structure Factors (97 Kb) Retrieve 3GGR in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3GGR from S2C, [Save to disk] Re-refined 3ggr structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Visual 3D analysis of 3GGR

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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 3GGR, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3ggr_C] [3ggr_A] [3ggr_B] [3ggr] SWISS-PROT database: [O60921] [O60671] [Q99638] Domain organization of [HUS1_HUMAN] [RAD1_HUMAN] [RAD9A_HUMAN] by SWISSPFAM

Other resources with information on 3GGR

Community annotation for 3GGR at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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