Effects of Divalent Cations Bound to the Catalytic Site on ATP-Induced Conformational Changes in the Sarcoplasmic Reticulum Ca2+-ATPase: Stopped-Flow Analysis of the Fluorescence of N-Acetyl-N'-(5-sulfo-1-naphthyl)ethylenediamine Attached to Cysteine-674

PROTEIN MEASUREMENT WITH THE FOLIN PHENOL REAGENT

1951 • 319,299 citations

Two Ca2+ ATPase genes: Homologies and mechanistic implications of deduced amino acid sequences

1986 • 812 citations

ADENOSINE TRIPHOSPHATE-LINKED CONCENTRATION OF CALCIUM IONS IN A PARTICULATE FRACTION OF RABBIT MUSCLE

1962 • 701 citations

Location of high affinity Ca2 +-binding sites within the predicted transmembrahe domain of the sarco-plasmic reticulum Ca2+-ATPase

1989 • 569 citations

Reaction Mechanism of the Ca++-dependent ATPase of Sarcoplasmic Reticulum from Skeletal Muscle*

1967 • 331 citations

Identification of a labelled peptide after stoicheiometric reaction of fluorescein isothiocyanate with the Ca²⁺ -dependent adenosine triphosphatase of sarcoplasmic reticulum

1982 • 260 citations

A Borohydride Reduction Method for Characterization of the Acyl Phosphate Linkage in Proteins and Its Application to Sarcoplasmic Reticulum Adenosine Triphosphatase

1973 • 246 citations

ATP and Ca2+ binding by the Ca2+ pump protein of sarcoplasmic reticulum

1973 • 225 citations

Similarity of the Active Site of Phosphorylation of the Adenosine Triphosphatase for Transport of Sodium and Potassium Ions in Kidney to That for Transport of Calcium Ions in the Sarcoplasmic Reticulum of Muscle

1973 • 206 citations

Occlusion of Divalent Cations in the Phosphorylated Calcium Pump of Sarcoplasmic Reticulum

1980 • 191 citations

Interaction of calcium and magnesium in activating and inhibiting the nucleoside triphosphatase of sarcoplasmic reticulum vesicles

1975 • 189 citations

Adenosine 5'-triphosphate dependent fluxes of manganese and hydrogen ions in sarcoplasmic reticulum vesicles

1980 • 167 citations

Transient kinetics of sarcoplasmic reticulum Ca2++Mg2+ ATPase studied by fluorescence

1978 • 144 citations

A comparative study of calcium transients by isotopic tracer, metallochromic indicator, and intrinsic fluorescence in sarcoplasmic reticulum ATPase.

1984 • 133 citations

Functional consequences of alterations to amino acids located in the nucleotide binding domain of the Ca2(+)-ATPase of sarcoplasmic reticulum.

1990 • 115 citations

Adenosine triphosphatase site stoichiometry in sarcoplasmic reticulum vesicles and purified enzyme

1984 • 109 citations

Reaction mechanism of Ca2+-dependent adenosine triphosphatase of sarcoplasmic reticulum. ATP hydrolysis with CaATP as a substrate and role of divalent cation.

1983 • 89 citations

Phosphorylation of the calcium adenosine triphosphatase of sarcoplasmic reticulum: rate-limiting conformational change followed by rapid phosphoryl transfer

1986 • 69 citations

Slow transition of phosphoenzyme from ADP-sensitive to ADP-insensitive forms in solubilized Ca2+, Mg2+-ATPase of sarcoplasmic reticulum: Evidence for retarded dissociation of Ca2+ from the phosphoenzyme

1979 • 66 citations

2‘,3‘-O-(2,4,6-trinitrophenyl)-8-azido-AMP and -ATP photolabel Lys-492 at the active site of sarcoplasmic reticulum Ca(2+)-ATPase.

1992 • 61 citations

Occluded bound calcium on the phosphorylated sarcoplasmic transport ATPase

1981 • 60 citations

Ca2+-Dependent Conformational Change of the ATP-Binding Site of Ca2+-Transporting ATPase of Sarcoplasmic Reticulum as Revealed by an Alteration of the Target-Site Specificity of Adenosine Tr iphosphopyridoxal1

1989 • 59 citations

Selective Modification of Functionally Distinct Sulfhydryl Groups of Sarcoplasmic Reticulum Ca2+, Mg2+-Adenosine Triphosphatase with N-Ethylmaleimide

1980 • 56 citations

Magnesium and manganese ions modulate Ca2+ uptake and its energetic coupling in sarcoplasmic reticulum

1986 • 49 citations

A conformational change of N-iodoacetyl-N'-(5-sulfo-1-naphthyl)ethylenediamine-labeled sarcoplasmic reticulum Ca2+-ATPase upon ATP binding to the catalytic site.

1987 • 41 citations

ATP Formation from ADP and a Phosphorylated Intermediate of Ca2+-Dependent ATPase in Fragmented Sarcoplasmic Reticulum*

1970 • 36 citations

Reaction mechanism of Ca2+ ATPase of sarcoplasmic reticulum. Equilibrium and transient study of phosphorylation with Ca.ATP as substrate.

1990 • 32 citations

Quasi-irreversible inactivation of the sarcoplasmic reticulum Ca2+-ATPase by simultaneous tight binding of magnesium and fluoride to the catalytic site

1993 • 31 citations

Identification of amino acid residues photolabeled with 8-azidoadenosine 5'-diphosphate in the catalytic site of sarcoplasmic reticulum calcium-ATPase

1993 • 30 citations

Labeling of lysine 492 with pyridoxal 5'-phosphate in the sarcoplasmic reticulum Ca(2+)-ATPase. Lysine 492 residue is located outside the fluorescein 5-isothiocyanate-binding region in or near the ATP binding site.

1993 • 29 citations

Conformational changes in the vicinity of the N-iodoacetyl-N'-(5-sulfo-1-naphthyl)ethylenediamine attached to the specific thiol of sarcoplasmic reticulum Ca2+-ATPase throughout the catalytic cycle.

1988 • 27 citations

Stoichiometry of tight binding of magnesium and fluoride to phosphorylation and high-affinity binding of ATP, vanadate, and calcium in the sarcoplasmic reticulum calcium-ATPase

1993 • 24 citations

Characterization of the substrate-induced conformational change of N-iodoacetyl-N′-(5-sulfo-1-naphthyl)ethylenediamine-labeled sarcoplasmic reticulum Ca2+-ATPase by using different kinds of substrate

1990 • 23 citations

Cooperative Interaction between Ca2+ and β,γ-Methylene Adenosine Triphosphate in Their Binding to Fragmented Sarcoplasmic Reticulum from Bullfrog Skeletal Muscle1

1986 • 16 citations

3'-O-(5-fluoro-2,4-dinitrophenyl)-ATP exclusively labels Lys-492 at the active site of the sarcoplasmic reticulum Ca(2+)-ATPase.

1994 • 12 citations