1H26 Cell Cycle date Jul 31, 2002
title Cdk2cyclin A In Complex With An 11-Residue Recruitment Peptide From P53
authors I.Tews, K.Y.Cheng, E.D.Lowe, M.E.M.Noble, N.R.Brown, S.Gul, S.Gamblin, L.N.Johnson
compound source
Molecule: Cell Division Protein Kinase 2
Chain: A, C
Synonym: Cyclin-Dependent Kinase 2, P33 Protein Kinase
Ec: 2.7.1.-
Engineered: Yes
Other_details: Phosphorylated On Thr160
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: B834
Expression_system_plasmid: Pgex

Molecule: Cyclin A2
Chain: B, D
Fragment: Cyclin Fold, Residues 175-432
Synonym: Cyclin A
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: B834
Expression_system_plasmid: Pet21d

Molecule: Cellular Tumor Antigen P53
Chain: E
Fragment: Residues 376-386
Synonym: P53 Recruitment Peptide 11mer

Synthetic: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
symmetry Space Group: P 21 21 21
R_factor 0.216 R_Free 0.268
crystal
cell
length a length b length c angle alpha angle beta angle gamma
73.667 134.035 147.936 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.24 Å
ligand TPO enzyme Transferase E.C.2.7.1 BRENDA
related structures by homologous chain: 1JSU, 1P5E, 1UNG
Gene
Ontology
ChainFunctionProcessComponent
A, C


Primary referenceSpecificity determinants of recruitment peptides bound to phospho-CDK2/cyclin A., Lowe ED, Tews I, Cheng KY, Brown NR, Gul S, Noble ME, Gamblin SJ, Johnson LN, Biochemistry 2002 Dec 31;41(52):15625-34. PMID:12501191
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (187 Kb) [Save to disk]
  • Biological Unit Coordinates (1h26.pdb1.gz) 97 Kb
  • Biological Unit Coordinates (1h26.pdb2.gz) 89 Kb
  • LPC: Ligand-Protein Contacts for 1H26
  • CSU: Contacts of Structural Units for 1H26
  • Likely Quarternary Molecular Structure file(s) for 1H26
  • Structure Factors (536 Kb)
  • Retrieve 1H26 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1H26 from S2C, [Save to disk]
  • Re-refined 1h26 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1H26 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 1H26
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1H26, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1h26a_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1h26b1, region B:175-309 [Jmol] [rasmolscript] [script source]
        - Domain d1h26b2, region B:310-432 [Jmol] [rasmolscript] [script source]
        - Domain d1h26c_, region C [Jmol] [rasmolscript] [script source]
        - Domain d1h26d1, region D:175-309 [Jmol] [rasmolscript] [script source]
        - Domain d1h26d2, region D:310-432 [Jmol] [rasmolscript] [script source]
  • Fold representative 1h26 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: [1h26_D] [1h26_E] [1h26_A] [1h26] [1h26_C] [1h26_B]
  • SWISS-PROT database: [P20248] [P24941] [P04637]
  • Belongs to the pore-forming pnc-27 peptide of 32 aas from the p53 tumor suppressor protein (pnc-27) family according to TCDB.
  • Domain organization of [CCNA2_HUMAN] [CDK2_HUMAN] [P53_HUMAN] by SWISSPFAM
  • Domains found in 1H26: [CYCLIN] [S_TKc ] by SMART
  • Other resources with information on 1H26
  • Community annotation for 1H26 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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