Human red cell acetyltransferase
Journal Article
·
· Life Sci.; (United States)
Acetyltransferase was isolated by histone-Sepharose affinity chromatography from human cord blood red cells. The enzyme was detected only in very young red cells. The semipurified enzyme and (/sup 14/C)acetyl-CoA were used to acetylate isolated Hb F tetramer and ..cap alpha.. and ..gamma.. subunits. The in vitro acetylated products were characterized by globin chain separation by CM-cellulose chromatography and tryptic peptide analysis by reverse-phase HPLC. Acetylation of both the ..gamma..-chains and the ..cap alpha..-chains could occur within the Hb F tetramer. Acetylation also could take place on intact subunits. It appears that some Hb F/sub Ic/ could be formed in the cells by utilizing Hb F or free ..gamma..-chains as acetylation substrate.
- Research Organization:
- Medical College of Georgia, Augusta (USA)
- OSTI ID:
- 6994921
- Journal Information:
- Life Sci.; (United States), Journal Name: Life Sci.; (United States) Vol. 42:26; ISSN LIFSA
- Country of Publication:
- United States
- Language:
- English
Similar Records
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Conference
·
Thu May 01 00:00:00 EDT 1986
· Fed. Proc., Fed. Am. Soc. Exp. Biol.; (United States)
·
OSTI ID:5333028
Acetylation of human hemoglobins by cord blood ribosomal and postribosomal acetyltransferases
Conference
·
Fri May 01 00:00:00 EDT 1987
· Fed. Proc., Fed. Am. Soc. Exp. Biol.; (United States)
·
OSTI ID:6156910
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Thesis/Dissertation
·
Tue Dec 31 23:00:00 EST 1985
·
OSTI ID:6703578
Related Subjects
550201* -- Biochemistry-- Tracer Techniques
59 BASIC BIOLOGICAL SCIENCES
ACETYLATION
ACYLATION
ANIMALS
BIOLOGICAL MATERIALS
BLOOD
BLOOD CELLS
BODY FLUIDS
CARBON 14 COMPOUNDS
CHEMICAL REACTIONS
CHROMATOGRAPHY
ENZYMES
ERYTHROCYTES
ISOTOPE APPLICATIONS
LABELLED COMPOUNDS
LIQUID COLUMN CHROMATOGRAPHY
MAMMALS
MAN
MATERIALS
PRIMATES
SEPARATION PROCESSES
TRACER TECHNIQUES
TRANSFERASES
VERTEBRATES
59 BASIC BIOLOGICAL SCIENCES
ACETYLATION
ACYLATION
ANIMALS
BIOLOGICAL MATERIALS
BLOOD
BLOOD CELLS
BODY FLUIDS
CARBON 14 COMPOUNDS
CHEMICAL REACTIONS
CHROMATOGRAPHY
ENZYMES
ERYTHROCYTES
ISOTOPE APPLICATIONS
LABELLED COMPOUNDS
LIQUID COLUMN CHROMATOGRAPHY
MAMMALS
MAN
MATERIALS
PRIMATES
SEPARATION PROCESSES
TRACER TECHNIQUES
TRANSFERASES
VERTEBRATES