1HCK	Protein Kinase	date	Jun 03, 1996
title	Human Cyclin-Dependent Kinase 2
authors	U.Schulze-Gahmen, H.L.De Bondt, S.H.Kim
compound		source
Molecule: Human Cyclin-Dependent Kinase 2 Chain: A Synonym: Cdk2 Ec: 2.7.1.37 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Cell_line: Sf9 Expression_system: Spodoptera Frugiperda Expression_system_common: Fall Armyworm Expression_system_taxid: 7108 Expression_system_strain: Sf9 Expression_system_plasmid: Baculovirus
symmetry	Space Group: P 21 21 21	R_factor 0.185 R_Free 0.272
crystal cell	length a length b length c angle alpha angle beta angle gamma 72.820 72.660 54.070 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	ATP, MG	enzyme	Transferase E.C.2.7.1.37 BRENDA
related structures	by homologous chain: 1H0V, 2BHE
Gene Ontology	Chain Function Process Component A
Primary reference	High-resolution crystal structures of human cyclin-dependent kinase 2 with and without ATP: bound waters and natural ligand as guides for inhibitor design., Schulze-Gahmen U, De Bondt HL, Kim SH, J Med Chem 1996 Nov 8;39(23):4540-6. PMID:8917641

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (55 Kb) [Save to disk] Biological Unit Coordinates (1hck.pdb1.gz) 51 Kb LPC: Ligand-Protein Contacts for 1HCK CSU: Contacts of Structural Units for 1HCK Likely Quarternary Molecular Structure file(s) for 1HCK Structure Factors (182 Kb) Retrieve 1HCK in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1HCK from S2C, [Save to disk] Re-refined 1hck structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1HCK 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 1HCK

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 1HCK, from MSDmotif at EBI Genome occurence of 1HCK's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1hck__, region [Jmol] [rasmolscript] [script source] 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: [1hck_A] [1hck] SWISS-PROT database: [P24941] Domain organization of [CDK2_HUMAN] by SWISSPFAM Domain found in 1HCK: [S_TKc ] by SMART

Other resources with information on 1HCK

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

Movements, Movies and Images

Domain movements in 1HCK from the Database of Macromolecular Movements. Images from IMB Jena Image Library of Biological Macromolecules.

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