1URC	Transferase Inhibitor	date	Oct 28, 2003
title	Cyclin A Binding Groove Inhibitor Ace-Arg-Lys-Leu-Phe-Gly
authors	G.Kontopidis, M.Andrews, C.Mcinnes, A.Cowan, H.Powers, L.Innes, A. G.Griffiths, D.Paterson, D.Zheleva, D.Lane, S.Green, M.Walkinsha P.Fischer
compound		source
Molecule: Cell Division Protein Kinase 2 Chain: A, C Synonym: P33 Protein Kinase, Cdk2, Cyclin-Dependent Kinase- Ec: 2.7.1.37, 2.7.11.22 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Spodoptera Frugiperda Expression_system_taxid: 7108 Expression_system_vector_type: Baculovirus
Molecule: Cyclin A2 Chain: B, D Fragment: Residues 173 - 432 Synonym: Cyclin A, Ccna2, Ccna, Ccn1 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Peptide Inhibitor Chain: E, F Engineered: Yes Other_details: Cyclin Groove-Bound Cyclic(2-5) Pentapeptide Lys-Leu-Phe-Gly		Synthetic: Yes Organism_scientific: Synthetic Construct Organism_taxid: 32630 Other_details: Cyclin Groove-Bound Cyclic(2-5) Pentapeptide Lys-Leu-Phe-Gly
symmetry	Space Group: P 21 21 21	R_factor 0.175 R_Free 0.254
crystal cell	length a length b length c angle alpha angle beta angle gamma 73.630 113.510 155.460 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.60 Å
ligand	ACE	enzyme	Transferase E.C.2.7.1.37 BRENDA
related structures	by homologous chain: 1BUH, 1H25, 1OL2, 1PXM
Gene Ontology	Chain Function Process Component A, C
Primary reference	Design, synthesis, biological activity and structural analysis of cyclic peptide inhibitors targeting the substrate recruitment site of cyclin-dependent kinase complexes., Andrews MJ, McInnes C, Kontopidis G, Innes L, Cowan A, Plater A, Fischer PM, Org Biomol Chem. 2004 Oct 7;2(19):2735-41. Epub 2004 Sep 9. PMID:15455144

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (195 Kb) [Save to disk] Biological Unit Coordinates (1urc.pdb1.gz) 95 Kb Biological Unit Coordinates (1urc.pdb2.gz) 95 Kb LPC: Ligand-Protein Contacts for 1URC CSU: Contacts of Structural Units for 1URC Likely Quarternary Molecular Structure file(s) for 1URC Structure Factors (769 Kb) Retrieve 1URC in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1URC from S2C, [Save to disk] Re-refined 1urc structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1URC 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 1URC

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1URC, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1urca_, region A [Jmol] [rasmolscript] [script source]     - Domain d1urcb1, region B:175-309 [Jmol] [rasmolscript] [script source]     - Domain d1urcb2, region B:310-432 [Jmol] [rasmolscript] [script source]     - Domain d1urcc_, region C [Jmol] [rasmolscript] [script source]     - Domain d1urcd1, region D:175-309 [Jmol] [rasmolscript] [script source]     - Domain d1urcd2, region D:310-432 [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: [1urc_E] [1urc] [1urc_B] [1urc_D] [1urc_A] [1urc_F] [1urc_C] SWISS-PROT database: [P20248] [P24941] Domain organization of [CCNA2_HUMAN] [CDK2_HUMAN] by SWISSPFAM Domains found in 1URC: [CYCLIN] [Cyclin_C] [S_TKc ] by SMART

Other resources with information on 1URC

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

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