The scientific study of the structure and function of genes at the molecular level.

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2
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1answer
51 views

Histone marks mechanism

I am slightly confused about the mechanisms that makes histone modifications associate with gene expression. That is, H3K36me3 is believed to be present in actively transcribed genes, H3K27me3 in ...
7
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0answers
62 views

paralogue genes in genome-wide association studies?

Has anybody tested if there is an over-representation of significant paralogous copies of genes -- either tandemly-arranged or in different chromosomes -- in the list of significantly associated genes ...
3
votes
0answers
63 views

Comparative cost of RNA-seq vs sequencing full length cDNAs

I am in the process of assembling and annotating the genome of a non-model organism, using almost exclusively short read (paired-end Illumina) data. Throughput is one obvious benefit of these data ...
1
vote
0answers
43 views

Polymerase Observations

DNA polymerase I (PolI) contains polymerase, 3'-5' exonuclease, and 5'-3' exonuclease activities in a single polypeptide chain of molecular weight 109 kDa. If E. coli Pol I is exposed to the protease ...