1V48	Transferase	date	Nov 11, 2003
title	Calf Spleen Purine Nucleoside Phosphorylase (Pnp) Binary Com 9-(5,5-Difluoro-5-Phosphonopenthyl)Guanine
authors	M.Luic, G.Koellner, T.Yokomatsu, S.Shibuya, A.Bzowska
compound		source
Molecule: Purine Nucleoside Phosphorylase Chain: A Synonym: Inosine Phosphorylase, Pnp Ec: 2.4.2.1		Organism_scientific: Bos Taurus Organism_common: Cattle Organism_taxid: 9913
symmetry	Space Group: P 21 3	R_factor 0.191 R_Free 0.242
crystal cell	length a length b length c angle alpha angle beta angle gamma 93.183 93.183 93.183 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.20 Å
ligand	HA1, MG, ZN BindingDB	enzyme	Transferase E.C.2.4.2.1 BRENDA
related structures	by homologous chain: 1FXU, 1RSZ
Gene Ontology	Chain Function Process Component A
Primary reference	Calf spleen purine-nucleoside phosphorylase: crystal structure of the binary complex with a potent multisubstrate analogue inhibitor., Luic M, Koellner G, Yokomatsu T, Shibuya S, Bzowska A, Acta Crystallogr D Biol Crystallogr. 2004 Aug;60(Pt 8):1417-24. Epub 2004, Jul 21. PMID:15272165

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (50 Kb) [Save to disk] Biological Unit Coordinates (1v48.pdb1.gz) 132 Kb Biological Unit Coordinates (1v48.pdb2.gz) 133 Kb LPC: Ligand-Protein Contacts for 1V48 CSU: Contacts of Structural Units for 1V48 Likely Quarternary Molecular Structure file(s) for 1V48 Structure Factors (118 Kb) Retrieve 1V48 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1V48 from S2C, [Save to disk] Re-refined 1v48 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1V48 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 1V48

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 1V48, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1v48a_, region A [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: [1v48] [1v48_A] SWISS-PROT database: [P55859] Domain organization of [PNPH_BOVIN] by SWISSPFAM

Other resources with information on 1V48

Community annotation for 1V48 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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