3N5U	Hydrolase, Transcription Regulation	date	May 25, 2010
title	Crystal Structure Of An Rb C-Terminal Peptide Bound To The C Subunit Of Pp1
authors	A.M.Hirschi, M.Cecchini, R.C.Steinhardt, F.A.Dick, S.M.Rubin
compound		source
Molecule: Serinethreonine-Protein Phosphatase Pp1-Alpha Ca Subunit; Chain: A, B Fragment: Unp Residues 1-300 Synonym: Pp-1a Ec: 3.1.3.16 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Ppp1a, Ppp1ca Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pflag-Cts
Molecule: Retinoblastoma-Associated Protein Chain: C Fragment: Unp Residues 870-882 Synonym: Prb, Rb, Pp110, P105-Rb Engineered: Yes		Synthetic: Yes Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Other_details: Synthetic 13-Mer Peptide
symmetry	Space Group: P 41 21 2	R_factor 0.221 R_Free 0.261
crystal cell	length a length b length c angle alpha angle beta angle gamma 92.946 92.946 192.381 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	3.20 Å
ligand	CL, MN	enzyme	Hydrolase E.C.3.1.3.16 BRENDA
Gene Ontology	Chain Function Process Component A, B protein binding cadherin binding involved in...
Primary reference	An overlapping kinase and phosphatase docking site regulates activity of the retinoblastoma protein., Hirschi A, Cecchini M, Steinhardt RC, Schamber MR, Dick FA, Rubin SM, Nat Struct Mol Biol. 2010 Sep;17(9):1051-7. Epub 2010 Aug 8. PMID:20694007

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (101 Kb) [Save to disk] Biological Unit Coordinates (3n5u.pdb1.gz) 96 Kb Biological Unit Coordinates (3n5u.pdb2.gz) 50 Kb LPC: Ligand-Protein Contacts for 3N5U CSU: Contacts of Structural Units for 3N5U Structure Factors (757 Kb) Retrieve 3N5U in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3N5U from S2C, [Save to disk] Re-refined 3n5u structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3N5U 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 3N5U

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 3N5U, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3n5u] [3n5u_A] [3n5u_C] [3n5u_B] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 3N5U: [PP2Ac ] by SMART

Other resources with information on 3N5U

Community annotation for 3N5U at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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