2H2U	Hydrolase	date	May 19, 2006
title	Crystal Structure Of The E130y Mutant Of Human Soluble Calci Activated Nucleotidase (Scan) With Calcium Ion
authors	M.Yang, K.Horii, A.B.Herr, T.L.Kirley
compound		source
Molecule: Soluble Calcium-Activated Nucleotidase 1 Chain: A, B Synonym: Scan-1, Apyrase Homolog, Putative Nf-Kappa-B-Activ Protein 107, Putative Mapk-Activating Protein Pm09; Ec: 3.6.1.6 Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Cant1, Shapy Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)Plyss Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet28a
symmetry	Space Group: P 1	R_factor 0.216 R_Free 0.285
crystal cell	length a length b length c angle alpha angle beta angle gamma 42.891 52.412 77.806 100.94 106.51 99.32
method	X-Ray Diffraction	resolution	2.40 Å
ligand	CA	enzyme	Hydrolase E.C.3.6.1.6 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Calcium-dependent dimerization of human soluble calcium activated nucleotidase: characterization of the dimer interface., Yang M, Horii K, Herr AB, Kirley TL, J Biol Chem. 2006 Sep 22;281(38):28307-17. Epub 2006 Jul 11. PMID:16835225

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (105 Kb) [Save to disk] Biological Unit Coordinates (2h2u.pdb1.gz) 99 Kb LPC: Ligand-Protein Contacts for 2H2U CSU: Contacts of Structural Units for 2H2U Likely Quarternary Molecular Structure file(s) for 2H2U Structure Factors (173 Kb) Retrieve 2H2U in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2H2U from S2C, [Save to disk] Re-refined 2h2u structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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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 2H2U, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2h2u] [2h2u_A] [2h2u_B] SWISS-PROT database: [Q8WVQ1] Domain organization of [CANT1_HUMAN] by SWISSPFAM

Other resources with information on 2H2U

Community annotation for 2H2U at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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