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PredicateObject
rdf:type
lifeskim:mentions
pubmed:dateCreated
2008-2-11
pubmed:abstractText
The reaction conditions and applications of two phosphatases and one kinase are described in this unit. Bacterial alkaline phosphatase (BAP) from E. coli and calf intestine phosphatase (CIP) from veal are commonly used in nucleic acid research. Both enzymes catalyze the hydrolysis of 5'-phosphate residues from DNA, RNA, and ribo- and deoxyribonucleoside triphosphates. The dephosphorylated products possess 5'-hydroxyl termini which can subsequently be radioactively labeled using [gamma-32P]ATP and T4 polynucleotide kinase. T4 polynucleotide kinase has 3 activities: the forward reaction efficiently catalyzes the transfer of the terminal (gamma) phosphate of ATP to the 5'-hydroxyl termini of DNA and RNA. The exchange reaction catalyzes the exchange of 5'-terminal phosphates. Lastly, T4 polynucleotide kinase is a 3' phosphatase.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
May
pubmed:issn
1934-3647
pubmed:author
pubmed:issnType
Electronic
pubmed:volume
Chapter 3
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
Unit3.10
pubmed:meshHeading
pubmed:year
2001
pubmed:articleTitle
Phosphatases and kinases.
pubmed:affiliation
Harvard Medical School, Boston, Massachusetts, USA.
pubmed:publicationType
Journal Article