换一批Isolated noncatalytic and catalytic subunits of F1-ATPase exhibit similar, albeit not identical, energetic strategies for recognizing adenosine nucleotides.
第一作者：
Guillermo,Salcedo
第一单位：
Instituto de Química, Universidad Nacional Autónoma de México, Circuito Exterior, Ciudad Universitaria, México 04510, D.F., Mexico.
作者：
关键词
2-amino-2-(hydroxymethyl)propane-1,3-diolADPATPATPaseBinding energeticsEDTAEF1F(1)-ATPaseF1 sector from Bacillus PS3F1 sector from Escherichia coliHeterotropic cooperativityITCIsolated subunitIsothermal titration calorimetryK(N1) and K(N2)K(Pf) and K(Pb)K(b)K(d)Metal bindingMg(II)MgCl2NMRS1, S2 and S3TF1Trisadenosine 5′-diphosphateadenosine 5′-triphosphataseadenosine 5′-triphosphateassociation constants for ATP and Mg·ATP binding to the subunitbinding Gibbs free energybinding enthalpybinding entropycooperative Gibbs free energycooperative enthalpycooperative entropycooperative heterotropic association constantequilibrium binding constantequilibrium dissociation constantethylenediaminetetraacetic acidfree magnesium ionhigh, medium and low affinity β-subunit sites in F1, respectivelyisothermal titration calorimetrymagnesium chloridenuclear magnetic resonancestep-wise association constants for the interaction of ATP with Mg(II)ΔG(b)ΔH(b)ΔS(b)ΔgΔhΔsβ subunits in the crystal structure of F1 bound to Mg·ADP and Mg·AMPPNP, respectivelyβDP and βTPκ
医学主题词
腺苷(Adenosine);腺苷二磷酸(Adenosine Diphosphate);腺苷三磷酸(Adenosine Triphosphate);结合部位(Binding Sites);量热法(Calorimetry);催化域(Catalytic Domain);DNA结合蛋白质类(DNA-Binding Proteins);能量代谢(Energy Metabolism);大肠杆菌(Escherichia coli);动力学(Kinetics);镁(Magnesium);核苷酸类(Nucleotides);质子转运ATP酶类(Proton-Translocating ATPases);热力学(Thermodynamics)
DOI
10.1016/j.bbabio.2013.08.005
PMID
23994287
发布时间
2016-11-26
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