Histone H1 proteins in Chlamydomonas reinhardtii /

(SDS-PAGE) of 5% perchloric acid (PCA) extracts of isolated

Bibliographic Details
Main Author: Salinger, Andrew Paul
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1994.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:(SDS-PAGE) of 5% perchloric acid (PCA) extracts of isolated
acid-urea gels. Digestion of the algal Hl proteins with V8
along with an H2B protein which was partially extracted by
and Hlb relative to each other when Triton was added to the
by two-dimensional electrophoresis, and analyzed by peptide
C. reinhardtii nuclei revealed two Hl proteins (Hia and Hlb)
cells. This analysis suggested that the ratio decreases in
databases revealed no sequence homology of the Hla N-terminus
dimensional gels of 5% PCA extracts of pea leaf nuclei
gametes and vegetative cell types were studied by inducing
gametes.
gametogenesis in C. reinhardtli cultures and analyzing
heterogeneity of either algal Hl protein, while two-
Hlb/Hla ratios in gametes relative to nongamete control
in the hydrophobic amino acid content of the two C.
mapping and N-terminal sequencing. C. reinhardtli histones
obtained from C. reinhardtii Hla amino terminal sequencing,
peptide maps, but peptide maps of algal and pea H2B did show
protease revealed two distinctly different peptide maps. C
protein spots. Two-dimensional gels did detect differences
reinhardtii Hls as evidenced by changing mobilities of Hla
reinhardtii were extracted from isolated nuclei, fractionated
reinhardtil Hl peptide maps were not similar to pea Hl
separated the three Hl bands seen in SDS-PAGE, into five
Sodium dodecyl sulfate polyacrylamide gel electrophoresis
some peptides in common. Seventeen amino acid residues were
the acid. Two-dimensional gel analysis did not reveal
The Hl proteins of the unicellular green alga Chlamydomonas
were compared to histones collected from pea leaf nuclei.
while the Hlb N-terminus was blocked. A search of protein
with any known proteins. Changes in HI levels between
Item Description:"Major subject: Genetics".
In title, numerals are used.
Vita.
Physical Description:viii, 48 leaves : illustrations ; 28 cm.
Also available online.
Bibliography:Includes bibliographical references.