1O9K	Apoptosis	date	Dec 16, 2002
title	Crystal Structure Of The Retinoblastoma Tumour Suppressor Protein Bound To E2f Peptide
authors	B.Xiao, J.Spencer, A.Clements, N.Ali-Khan, S.Mittnacht, C.Broceno M.Burghammer, A.Perrakis, R.Marmorstein, S.J.Gamblin
compound		source
Molecule: Retinoblastoma-Associated Protein Chain: A, C, E, G Fragment: Domain A, Residues 372-589 Synonym: P105-Rb, Prb Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Retinoblastoma-Associated Protein Chain: B, D, F, H Fragment: Domain B, Residues 636-787 Synonym: P105-Rb, Prb Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Transcription Factor E2f1 Chain: P, Q, R, S Fragment: Residues 409-426 Synonym: Pbr3, Prb-Binding Protein E2f-1, Retinoblastoma-As Protein 1		Synthetic: Yes Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606
symmetry	Space Group: C 1 2 1	R_factor 0.229 R_Free 0.285
crystal cell	length a length b length c angle alpha angle beta angle gamma 101.996 158.548 110.617 90.00 93.70 90.00
method	X-Ray Diffraction	resolution	2.60 Å
related structures	by homologous chain: 1AD6, 1N4M
Gene Ontology	Chain Function Process Component A, E, C, G F, B, H, D
Primary reference	Crystal structure of the retinoblastoma tumor suppressor protein bound to E2F and the molecular basis of its regulation., Xiao B, Spencer J, Clements A, Ali-Khan N, Mittnacht S, Broceno C, Burghammer M, Perrakis A, Marmorstein R, Gamblin SJ, Proc Natl Acad Sci U S A 2003 Mar 4;100(5):2363-8. PMID:12598654

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (247 Kb) [Save to disk] Biological Unit Coordinates (1o9k.pdb1.gz) 62 Kb Biological Unit Coordinates (1o9k.pdb2.gz) 62 Kb Biological Unit Coordinates (1o9k.pdb3.gz) 62 Kb Biological Unit Coordinates (1o9k.pdb4.gz) 62 Kb CSU: Contacts of Structural Units for 1O9K Likely Quarternary Molecular Structure file(s) for 1O9K Structure Factors (393 Kb) Retrieve 1O9K in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1O9K from S2C, [Save to disk] Re-refined 1o9k structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1O9K in 3D

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Visual 3D analysis of 1O9K

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Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute Crystal Contacts, from CryCo at Weizmann Institute 3D motif for 1O9K, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1o9ka_, region A [Jmol] [rasmolscript] [script source]     - Domain d1o9kb_, region B [Jmol] [rasmolscript] [script source]     - Domain d1o9kc_, region C [Jmol] [rasmolscript] [script source]     - Domain d1o9kd_, region D [Jmol] [rasmolscript] [script source]     - Domain d1o9ke_, region E [Jmol] [rasmolscript] [script source]     - Domain d1o9kf_, region F [Jmol] [rasmolscript] [script source]     - Domain d1o9kg_, region G [Jmol] [rasmolscript] [script source]     - Domain d1o9kh_, region H [Jmol] [rasmolscript] [script source] Fold representative 1o9k from FSSP and Dali (Families of Structurally Similar Proteins) 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: [1o9k_R] [1o9k_B] [1o9k_E] [1o9k_F] [1o9k_H] [1o9k_P] [1o9k_G] [1o9k] [1o9k_C] [1o9k_S] [1o9k_D] [1o9k_Q] [1o9k_A] SWISS-PROT database: [Q01094] [P06400] Domain organization of [E2F1_HUMAN] [RB_HUMAN] by SWISSPFAM Domains found in 1O9K: [CYCLIN] [RB_A ] by SMART

Other resources with information on 1O9K

Community annotation for 1O9K at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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