1G3N Cell Cycle, Signaling Protein date Oct 24, 2000
title Structure Of A P18(Ink4c)-Cdk6-K-Cyclin Ternary Complex
authors P.D.Jeffrey, L.Tong, N.P.Pavletich
compound source
Molecule: Cyclin-Dependent Kinase 6
Chain: A, E
Synonym: Cell Division Protein Kinase 6, Protein Kinase Cdk
Ec: 2.7.1.37
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Cyclin-Dependent Kinase 6
Expression_system: Unidentified Baculovirus
Expression_system_taxid: 10469
Expression_system_strain: Hi5

Molecule: Cyclin-Dependent Kinase 6 Inhibitor
Chain: B, F
Synonym: P18(Ink4c), Cyclin-Dependent Kinase Inhibitor 2c, Inhibits Cdk4, Cyclin-Dependent Kinase 4 Inhibitor C, P18-I
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: P18(Ink4c)
Expression_system: Escherichia Coli
Expression_system_taxid: 562

Molecule: V-Cyclin
Chain: C, G
Synonym: K-Cyclin, Functional Cyclin D Homolog
Engineered: Yes

Organism_scientific: Human Herpesvirus 8
Organism_taxid: 37296
Gene: K-Cyclin (Viral Cyclind Homolog)
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 21 21 21
R_factor 0.224 R_Free 0.262
crystal
cell
length a length b length c angle alpha angle beta angle gamma
77.780 146.950 164.820 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.90 Å
ligand
enzyme Transferase E.C.2.7.1.37 BRENDA
related structures by homologous chain: 1BI8, 1BU9, 1MX2, 1XO2
Gene
Ontology
ChainFunctionProcessComponent
A, E


C, G


F, B


Primary referenceStructural basis of inhibition of CDK-cyclin complexes by INK4 inhibitors., Jeffrey PD, Tong L, Pavletich NP, Genes Dev 2000 Dec 15;14(24):3115-25. PMID:11124804
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (220 Kb) [Save to disk]
  • Biological Unit Coordinates (1g3n.pdb1.gz) 109 Kb
  • Biological Unit Coordinates (1g3n.pdb2.gz) 109 Kb
  • Biological Unit Coordinates (1g3n.pdb3.gz) 167 Kb
  • Biological Unit Coordinates (1g3n.pdb4.gz) 142 Kb
  • CSU: Contacts of Structural Units for 1G3N
  • Likely Quarternary Molecular Structure file(s) for 1G3N
  • Retrieve 1G3N in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1G3N from S2C, [Save to disk]
  • View 1G3N 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 1G3N
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1G3N, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1g3na_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1g3nb_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1g3nc2, region C:148-253 [Jmol] [rasmolscript] [script source]
        - Domain d1g3nc1, region C:16-147 [Jmol] [rasmolscript] [script source]
        - Domain d1g3ne_, region E [Jmol] [rasmolscript] [script source]
        - Domain d1g3nf_, region F [Jmol] [rasmolscript] [script source]
        - Domain d1g3ng2, region G:148-253 [Jmol] [rasmolscript] [script source]
        - Domain d1g3ng1, region G:16-147 [Jmol] [rasmolscript] [script source]
  • Fold representative 1g3n 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: [1g3n_G] [1g3n_F] [1g3n] [1g3n_E] [1g3n_B] [1g3n_A] [1g3n_C]
  • SWISS-PROT database: [Q00534] [P42773] [O40946]
  • Domain organization of [CDK6_HUMAN] [CDN2C_HUMAN] [O40946_HHV8] by SWISSPFAM
  • Domains found in 1G3N: [ANK] [CYCLIN] [S_TKc ] by SMART
  • Other resources with information on 1G3N
  • Community annotation for 1G3N 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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