1TB5	Hydrolase	date	May 19, 2004
title	Catalytic Domain Of Human Phosphodiesterase 4b In Complex Wi
authors	K.Y.J.Zhang, G.L.Card, Y.Suzuki, D.R.Artis, D.Fong, S.Gillette, D. J.Neiman, B.L.West, C.Zhang, M.V.Milburn, S.H.Kim, J.Schlessing G.Bollag
compound		source
Molecule: Camp-Specific 3',5'-Cyclic Phosphodiesterase 4b Chain: A, B Fragment: Catalytic Domain Synonym: Dpde4, Pde32 Ec: 3.1.4.17 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Pde4b Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)Codon Plus(Ril) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet15b
symmetry	Space Group: P 21 21 21	R_factor 0.234 R_Free 0.268
crystal cell	length a length b length c angle alpha angle beta angle gamma 89.547 94.241 107.243 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.15 Å
ligand	AMP, MG, ZN	enzyme	Hydrolase E.C.3.1.4.17 BRENDA
related structures	by homologous chain: 1RO9, 1XLX
Gene Ontology	Chain Function Process Component A, B
Primary reference	cA Glutamine Switch Mechanism for Nucleotide Selectivity by Phosphodiesterases., Zhang KY, Card GL, Suzuki Y, Artis DR, Fong D, Gillette S, Hsieh D, Neiman J, West BL, Zhang C, Milburn MV, Kim SH, Schlessinger J, Bollag G, Mol Cell 2004 Jul 23;15(2):279-86. PMID:15260978

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (113 Kb) [Save to disk] Biological Unit Coordinates (1tb5.pdb1.gz) 55 Kb Biological Unit Coordinates (1tb5.pdb2.gz) 54 Kb LPC: Ligand-Protein Contacts for 1TB5 CSU: Contacts of Structural Units for 1TB5 Likely Quarternary Molecular Structure file(s) for 1TB5 Structure Factors (367 Kb) Retrieve 1TB5 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1TB5 from S2C, [Save to disk] Re-refined 1tb5 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1TB5 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 1TB5

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 1TB5, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1tb5a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1tb5b_, region B [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: [1tb5_B] [1tb5_A] [1tb5] SWISS-PROT database: [Q07343] Domain organization of [PDE4B_HUMAN] by SWISSPFAM Domain found in 1TB5: [HDc ] by SMART

Other resources with information on 1TB5

Community annotation for 1TB5 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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