| Id |
Subject |
Object |
Predicate |
Lexical cue |
| T1 |
0-73 |
Sentence |
denotes |
Purification and characterization of the beta-adrenergic receptor kinase. |
| T1 |
0-73 |
Sentence |
denotes |
Purification and characterization of the beta-adrenergic receptor kinase. |
| T2 |
74-363 |
Sentence |
denotes |
The beta-adrenergic receptor kinase (beta-ARK) is a recently discovered enzyme which specifically phosphorylates the agonist-occupied form of the beta-adrenergic receptor (beta-AR) as well as the light-bleached form of rhodopsin. beta-ARK is present in a wide variety of mammalian tissues. |
| T2 |
74-363 |
Sentence |
denotes |
The beta-adrenergic receptor kinase (beta-ARK) is a recently discovered enzyme which specifically phosphorylates the agonist-occupied form of the beta-adrenergic receptor (beta-AR) as well as the light-bleached form of rhodopsin. beta-ARK is present in a wide variety of mammalian tissues. |
| T3 |
364-548 |
Sentence |
denotes |
The kinase can be purified from bovine cerebral cortex to greater than 90% homogeneity by sequential chromatography on Ultrogel AcA34, DEAE-Sephacel, CM-Fractogel, and hydroxylapatite. |
| T3 |
364-548 |
Sentence |
denotes |
The kinase can be purified from bovine cerebral cortex to greater than 90% homogeneity by sequential chromatography on Ultrogel AcA34, DEAE-Sephacel, CM-Fractogel, and hydroxylapatite. |
| T4 |
549-639 |
Sentence |
denotes |
This results in an approximately 20,000-fold purification with an overall recovery of 12%. |
| T4 |
549-639 |
Sentence |
denotes |
This results in an approximately 20,000-fold purification with an overall recovery of 12%. |
| T5 |
640-752 |
Sentence |
denotes |
The purified kinase has an Mr approximately 80,000 on sodium dodecyl sulfate-polyacrylamide gel electrophoresis. |
| T5 |
640-752 |
Sentence |
denotes |
The purified kinase has an Mr approximately 80,000 on sodium dodecyl sulfate-polyacrylamide gel electrophoresis. |
| T6 |
753-828 |
Sentence |
denotes |
Several findings indicate that this peptide contains the beta-ARK activity. |
| T6 |
753-828 |
Sentence |
denotes |
Several findings indicate that this peptide contains the beta-ARK activity. |
| T7 |
829-979 |
Sentence |
denotes |
First, on hydroxylapatite chromatography the enzyme activity coelutes with the Mr approximately 80,000 protein as revealed by Coomassie-Blue staining. |
| T7 |
829-979 |
Sentence |
denotes |
First, on hydroxylapatite chromatography the enzyme activity coelutes with the Mr approximately 80,000 protein as revealed by Coomassie-Blue staining. |
| T8 |
980-1075 |
Sentence |
denotes |
Second, under phosphorylating conditions the Mr approximately 80,000 protein is phosphorylated. |
| T8 |
980-1075 |
Sentence |
denotes |
Second, under phosphorylating conditions the Mr approximately 80,000 protein is phosphorylated. |
| T9 |
1076-1188 |
Sentence |
denotes |
Finally, the Mr approximately 80,000 protein specifically interacts with reconstituted agonist-occupied beta-AR. |
| T9 |
1076-1188 |
Sentence |
denotes |
Finally, the Mr approximately 80,000 protein specifically interacts with reconstituted agonist-occupied beta-AR. |
| T10 |
1189-1358 |
Sentence |
denotes |
Kinetic parameters of the enzyme for beta-AR are Km = 0.25 microM and Vmax = 78 nmol/min/mg whereas for rhodopsin the values are Km = 6 microM and Vmax = 72 nmol/min/mg. |
| T10 |
1189-1358 |
Sentence |
denotes |
Kinetic parameters of the enzyme for beta-AR are Km = 0.25 microM and Vmax = 78 nmol/min/mg whereas for rhodopsin the values are Km = 6 microM and Vmax = 72 nmol/min/mg. |
| T11 |
1359-1468 |
Sentence |
denotes |
The Km value of the enzyme for ATP is approximately 35 microM using either beta-AR or rhodopsin as substrate. |
| T11 |
1359-1468 |
Sentence |
denotes |
The Km value of the enzyme for ATP is approximately 35 microM using either beta-AR or rhodopsin as substrate. |
| T12 |
1469-1573 |
Sentence |
denotes |
Receptor phosphorylation by beta-ARK is effectively inhibited by Zn2+, digitonin and a variety of salts. |
| T12 |
1469-1573 |
Sentence |
denotes |
Receptor phosphorylation by beta-ARK is effectively inhibited by Zn2+, digitonin and a variety of salts. |
| T13 |
1574-1686 |
Sentence |
denotes |
The availability of purified beta-ARK should greatly facilitate studies of its role in receptor desensitization. |
| T13 |
1574-1686 |
Sentence |
denotes |
The availability of purified beta-ARK should greatly facilitate studies of its role in receptor desensitization. |