Sometime in the past 1,500 to 20,000 years, Y. pestis lost a set of
genes for proteins called adhesins, which bind the bacteria to intestinal walls.
Two variants stood out, the most significant associated with the gene for GDF15 and the second with
a gene for a protein called IGFBP7.
To boost the staying power of the engineered T cells, the UPenn group wants to use CRISPR to disrupt
the gene for a protein called PD - 1.
The team knocked out
the gene for a protein called nuclear receptor corepressor 1 (NCoR1) in the muscles of mice.
In a 2007 paper published in The Journal of Allergy and Clinical Immunology Poland and his colleagues reported that people who have mutations in
a gene for a protein called SLAM produce 70 percent fewer antibodies after live measles inoculation than people without the mutation.
The newly fingered SNP lies in
a gene for a protein called LINGO1 that is present only in the brain and spinal cord — a distribution consistent with a role in neurological disorders, says neurologist Dietrich Haubenberger of the Medical University of Vienna in Austria, one of the study's authors.
Team members Julie Nixon and John Samuelson of Harvard University found the 35 - base intron in the middle of
the gene for a protein called ferredoxin.
«These kids accumulate repeats in
a gene for a protein called frataxin that mitochondria, the cell's powerhouse, need to process energy.
Caused by a mutation in
the gene for a protein called huntingtin, the disease damages brain cells so that people with Huntington's progressively lose their ability to walk, talk, think and reason.
Not exact matches
Patients that have a defective
gene called RPE65 — which is responsible
for producing a
protein that makes light receptors in the eye — suffer from leber congenital amaurosis and retinitis pigmentosa, yet now have hope.
The OAR proposal uses a variation of therapeutic cloning
called altered nuclear transfer (ANT) in which the nucleus of a donor cell (a skin cell,
for example), containing the 30,000
genes of the genetic code, is altered in such a way that it produces an epigenetic factor, a
protein called nanog.
Certain DNA segments «code
for» or build
proteins, and those segments are indeed
called genes.
When looking
for genes that might play important roles in the metabolism of healthy and cancerous liver cells, Wang and his colleagues became interested in a
gene called SLC13A5, which produces a
protein that transports citrate into cells.
This pathogen has an inner
protein core
called HBc, and something intriguing happens when the
gene for HBc is inserted into the bacterium Escherichia coli.
In 2004 the Nobel Prize in Physiology or Medicine went to Linda B. Buck and Richard Axel
for their research showing that there is a huge family of
genes that encode
proteins called olfactory receptors.
However, in the presentations, speakers
for both teams said that two stretches of the
gene code
for so -
called zinc fingers —
protein structures that insert themselves into the grooves of DNA — suggesting that the encoded
protein probably turns other
genes on and off.
Recently he found that eight of the youngsters have a defect in a
gene that codes
for a receptor
protein called melanocortin - 4, known to regulate eating in mice.
Researchers know that cells chop single
genes into shorter pieces
called exons, which they mix and match into one transcript
for creating a
protein.
He discovered a second clock
gene,
called timeless, that encodes another
protein, TIM, which is required
for a normal circadian rhythm.
The trio also isolated the
gene for this
protein,
called channelrhodopsin - 2 (ChR2).
Not long after the HD
gene was isolated, studies led by MacDonald, also a co-author of the current investigation, found that a variation in the number of CAG trinucleotide repeats within the HD
gene, which codes
for a
protein called huntingtin, is the primary determinant of the age at which HD symptoms appear, with a greater number of CAG repeats associated with an earlier symptom onset.
The approach is already routine
for some cancer patients, such as women and men with breast cancer tumors that have high levels of a
protein called HER2, or lung cancer tumors with mutations in the EGFR
gene.
In all CS cases, said Morrow who treats autism patients at the E. P. Bradley Hospital in East Providence, boys have a mutation on the SLC9A6
gene on the X chromosome that disables production of a
protein called NHE6 that is important
for neurological development.
These
genes code
for proteins involved in transporting small containers
called vesicles throughout the healthy cell, but these
proteins are often hijacked by viruses in order to move the virus through the cell.
They found
genes for five new receptors, all of which belong to a known family of
proteins called formyl peptide receptors (FPRs).
If cells were infected with an influenza A mutant lacking NS1, they proceeded to produce large number of the molecular complexes required
for RNAi, which include a
protein called Argonaute that slices through the target
gene.
Like most
genes, the RNA
for the dystrophin
protein undergoes a process
called splicing, in which stretches of so -
called «junk» are clipped out.
The new locus they have identified is near a cluster of
genes which code
for proteins called «glycophorins» that are involved in the malaria parasite's invasion of red blood cells.
FBXL4 is a nuclear
gene that encodes
for a
protein called F - Box and Leucine - Rich Repeat Pro
protein called F - Box and Leucine - Rich Repeat
ProteinProtein 4.
Additional experiments showed that the
protein produced by HMGA1 activates another
gene called Sox9, which is directly responsible
for turning stem cells into Paneth cells.
When they inserted those
genes into crop genomes, through a technique
called recombinant DNA, the plants were able to produce the
protein for bug resistance on their own, eliminating the need to spray insecticide.
The three Toxoplasma types have the
gene for this
protein,
called MAF1, but only type I and III make the
protein, the researchers found.
Some of the
genes involved help regulate the flow of ions in and out of the cells, particularly nerve cells; others code
for so -
called heat shock
proteins that are typically induced during stress.
VirSorter also «fished»
for sequences by looking
for genes known to help produce a
protein shell that all viruses have,
called a capsid.
The repeated mutation that causes Huntington's disease lies within a
gene that codes
for a
protein called huntingtin.
They looked
for proteins that associate with the FAL1 RNA and identified a
protein called BMI1, a member of a
gene regulatory complex
called PRC1.
But rather than delivering the entire
gene for the clotting - factor
proteins to cells, as most
gene therapies do, the researchers used the viruses to engineer immune - regulating B cells to express a fragment of the clotting factor fused to an immune molecule
called an immunoglobulin.
The
gene,
called gyrase B, codes
for a variable subunit of the DNA gyrase
protein, which helps DNA coil and uncoil.
The researchers then tested the particles» ability to shut off the
gene for a blood clotting
protein called Factor VII, which is produced in the liver by cells
called hepatocytes.
Researchers have known
for several years that when fruit fly larvae metamorphose into adults, a
gene called fringe produces a
protein that tells certain cells to become the wing margin, the leading edge of a developing wing.
In 1991, Robertson and her colleagues reported an unusual discovery involving a
gene called Igf2, which is responsible
for producing a
protein known as insulin - like growth factor II (IGF - 2), important
for the growth of many kinds of tissue in the developing fetus.
One such example, Thomas said, are modifications of specialized
proteins called histones, which are responsible
for packaging DNA in the cell nucleus and influencing how
genes are regulated.
In clinical trials already underway,
for example, researchers have used an older
gene - editing technique, enzymes
call zinc finger nucleases, in immune cells to deactivate the
gene for CCR5, a surface
protein that HIV latches onto in order to infect cells.
The disease arises from a mutation in
genes that normally make a
protein,
called myotubularin, essential
for proper muscle function.
Scientists at NYU Langone Medical Center and New York University have demonstrated that a specialized DNA - binding
protein called CTCF is essential
for the precise expression of
genes that control the body plan of a developing embryo.
In addition to adding the
genes for glucaric acid production, the researchers engineered each cell to produce a
protein that synthesizes a small molecule
called AHL.
To find out how, he turned to an engineered strain of mice lacking a
gene for what was then a mysterious
protein called osteocalcin, which is produced by osteoblasts.
Both De Luca and Marinkovich's teams are exploring a similar
gene therapy
for another major form of the disease,
called dystrophic EB, caused by a different genetic error affecting a larger
protein.
Wondering why the third
protein, an enzyme
called p66, was not, despite being very similar to the other two, Pelicci's team knocked out the piece of the
gene that enabled it to code
for p66, in order to make mice and mouse embryonic cells that lacked p66.
One of the
genes involved in feeding the big brain,
called SLC2A1, builds a
protein for transporting glucose from blood vessels into cells.