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Ribosome stalls at trp codons, allowing 2+3 pairing Transcription
Ribosome stalls at trp codons, allowing 2+3 pairing Transcription

... Coordinate regulation of genes involved in similar functions ...
The Protein Folding Problem When will it be solved?
The Protein Folding Problem When will it be solved?

... Physics-based approach • Use only the laws of Physics to model folding processes and resulting native structures. • Aim to not use statistical energy functions or secondary structure predictors. Like Homology Modeling, Protein Threading. ...
presentation
presentation

... Starting from a hyperstable and cation (calcium) independent variant of subtilisin (Bryan et al.) that was - stable to additives (urea and guanidiniumchloride) - stable to organic co-solvents (DMF and DMSO, up to 50 vol%) ...
Introduction to yeast genetics
Introduction to yeast genetics

... • Lee Hartwell and colleagues screened mutants for temperature-sensitive arrest in a cell cycle stage • For example, all cells with mutation 1 arrest as largebudded cells. Therefore, a wild-type copy of that gene is required for progression past the large-budded stage. • The scientists then figured ...
Bis2A 8.4 Translation
Bis2A 8.4 Translation

... specic cellular compartment, are sequences at the amino end or the carboxyl end of the protein which can be thought of as the protein's train ticket to its ultimate destination. Other cellular factors recognize each signal sequence and help transport the protein from the cytoplasm to its correct ...
Researching causes of schizophrenia: methodological madness
Researching causes of schizophrenia: methodological madness

W0=2, a stable aneuploid derivative of Candida
W0=2, a stable aneuploid derivative of Candida

... Some early studies suggested that most isolates contained many balanced recessive lethal mutations (Whelan & Soll, 1982) and hence that diploidy was obligatory and that haploidy or even significant aneuploidy would not be possible. Evidence against this view was provided by the experiments of Barton ...
B/B a/a - kcpe-kcse
B/B a/a - kcpe-kcse

... Sickle cell anemia may be the result of a genetic mutation that happened in malariaprone regions like Africa thousands of years ago. People with sickle cell trait may have been more likely to survive malaria epidemics and because they survived when others did not, this allowed the trait to be passe ...
Three Allele Combinations Associated with
Three Allele Combinations Associated with

... The effects of individual genes are small or modest, making association studies more informative than others because of their greater statistical power [1, 11]. Association testing is extensively employed in candidate-gene studies, which are usually conducted in population-based case-control studies ...
RNA, Transcription, Translation
RNA, Transcription, Translation

... 1. The diagram represents what type of molecule? ______________________ Click once 2. What type of molecule is the RNA polymerase? _______________________ Click again 3. What function does the RNA polymerase have? _______________________ 4. Where in the cell do you think this is taking place? ______ ...
Document
Document

... in the third and fourth columns (numbers 10-21) have slopes close to zero, i.e. they are non-responsive. Hypothesis – An amino acid will respond significantly to mutational pressure at the DNA level if there are neighbouring amino acids in the genetic code to which it can mutate that have similar ph ...
COMPARATIVE MODELING AND MOLECULAR
COMPARATIVE MODELING AND MOLECULAR

... ABSTRACT ...
GenomeWeb Stanford Team Shows How Long Reads Can
GenomeWeb Stanford Team Shows How Long Reads Can

... One of the six variants was a heterozygous deletion in the PRKAR1A gene, which was confirmed with Sanger sequencing. Ashley said the case represents the potential of using long-read sequencing to improve the diagnostic rate of current clinical sequencing pipelines, which has hovered between 25 perc ...
The first assess of the haplotypes from COI gene
The first assess of the haplotypes from COI gene

... (2003) noted that the differences observed in Triatoma infestans (Reduviidae, Heteroptera) are not necessarily related to gene flow in these populations, but they could be eventually attributed to local selection pressure or genetic drift. However, additional studies are needed, including population ...
Genetics Exam Review Answers
Genetics Exam Review Answers

... A space probe discovers a planet inhabited by creatures who reproduce with the same hereditary patterns as those in humans. Three phenotypic characters are height (T = tall, t = dwarf), hearing appendages (A = antennae, a = no antennae), and nose morphology (S = upturned snout, s = downturned snout) ...
Part 1
Part 1

... Initiation of DNA replication is carried out by a primase enzyme which synthesizes short RNA primer fragments since DNA Polymerase is not capable of carrying out this process. The SSBs are displaced as the short fragments get synthesized. Synthesis takes place in the 5’ to 3’ direction such that nuc ...
DNA Mismatch Repair and Synonymous Codon Evolution in
DNA Mismatch Repair and Synonymous Codon Evolution in

- Wiley Online Library
- Wiley Online Library

... partially participate in P14K function. In addition, residue Arg96, which is conserved among the self-subunit swapping chaperones (Fig. 2), was also changed to investigate any effect on P14K function. The purified mutant NHase encoded by AB-strepP(C-R96A) exhibited the same level of activity as the ...
Gene Regulation Notes
Gene Regulation Notes

... Concept 18.2: Eukaryotic gene expression can be regulated at any stage • Points at which gene expression can be regulated: chromatin mod., transcription, RNA processing, transport to cytoplasm, translation, protein processing, transport to cell destination • In multicellular organisms gene expressi ...
here
here

... Concern: If a gene is expressed, codon usage, nucleotide bias and other factors (protein toxicity) will generate some purifying selection even though the gene might not have a function that is selected for. I.e., omega < 1 could be due to avoiding deleterious functions, rather than the loss of funct ...
Supplementary Material (doc 28K)
Supplementary Material (doc 28K)

... TEIRESIAS discovered 1,106,692 patterns which were filtered down to 1,714, a reduction of 99.9%. This final set of patterns was smaller by 21.5% than the one in the CLL dataset although the number of sequences analyzed was almost twice as high (5,344 vs. 2,845). This was partly due to the fact that ...
Nerve activates contraction
Nerve activates contraction

... development and usually have normal fertility. Usually detected only during genetic analysis for another reason. Increased risk for learning disabilities (50%) ...
here
here

... Concern: If a gene is expressed, codon usage, nucleotide bias and other factors (protein toxicity) will generate some purifying selection even though the gene might not have a function that is selected for. I.e., omega < 1 could be due to avoiding deleterious functions, rather than the loss of funct ...
Two-Exon Skipping Due to a Point Mutation in p67
Two-Exon Skipping Due to a Point Mutation in p67

... EBV-transformed B-cell line contained a significant amount of p47-phox, but no detectable p67-phox protein (Fig I ) . Total RNA was isolated from thepatient’sEBV-transformed B-cell linesand used to obtainfirst-strand cDNA by reverse transcription, then amplified with a set of four overlapping sense ...
BR22, a 26 kDa thyroid transcription factor-1 associated protein
BR22, a 26 kDa thyroid transcription factor-1 associated protein

... (GST)-TAP26 was used as the antigen to immunise mice. Two bipartite primers, 59 primer TCTGACGGATCCATGGCGCCGGTGAGGCGGT and 39 primer ATGGTGGGATCCACATTTTTCTTGTATTTTTTGAAGAA (TAP26 sequences are in bold) were used for reverse transcriptase (RT)-PCR amplification of the full-length TAP26 cDNA using hum ...
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Artificial gene synthesis

Artificial gene synthesis is a method in synthetic biology that is used to create artificial genes in the laboratory. Currently based on solid-phase DNA synthesis, it differs from molecular cloning and polymerase chain reaction (PCR) in that the user does not have to begin with preexisting DNA sequences. Therefore, it is possible to make a completely synthetic double-stranded DNA molecule with no apparent limits on either nucleotide sequence or size. The method has been used to generate functional bacterial or yeast chromosomes containing approximately one million base pairs. Recent research also suggests the possibility of creating novel nucleobase pairs in addition to the two base pairs in nature, which could greatly expand the possibility of expanding the genetic code.Synthesis of the first complete gene, a yeast tRNA, was demonstrated by Har Gobind Khorana and coworkers in 1972. Synthesis of the first peptide- and protein-coding genes was performed in the laboratories of Herbert Boyer and Alexander Markham, respectively.Commercial gene synthesis services are now available from numerous companies worldwide, some of which have built their business model around this task. Current gene synthesis approaches are most often based on a combination of organic chemistry and molecular biological techniques and entire genes may be synthesized ""de novo"", without the need for precursor template DNA. Gene synthesis has become an important tool in many fields of recombinant DNA technology including heterologous gene expression, vaccine development, gene therapy and molecular engineering. The synthesis of nucleic acid sequences is often more economical than classical cloning and mutagenesis procedures.
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