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mass spec

Across
Like many modifications
Amino acid that can take many ptms
Like the field in an ion trap
Separation efficiency
Transitional phrase: To be ___
Something pumps need
Higher level fragmentation
A good way to ionize larger molecules
Ion focusing optics introduced after the tube lens
21 across with a low flow rate, abbr
Unprocessed data
Isobaric labeling system, abbr
A type of mass spec that collects a continuous flow of data
A noncanonical amino acid
Shape of ion focusing optics in the newer Tribrid instruments
Where desolvation happens
An ambiguous amino acid (See 53, 56)
A common alkylation reagent, abbr
A way to give charges to a gaseous species
Old-school way to say XIC
Like a lab group
Limit at which coulombic explosion occurs
Microcentrifuge tube, abbr
Someone pushing product, abbr
Theory for how molecules enter the gas phase from solution using 21
As Freddie (or Taryn) would say...
An important consideration for enzyme activity
A less ambiguous amino acid (see 34)
A method where samples are inserted into a running stream of solvent without further separation, abbr
Like ions that are contained in a trap
Necessary quality for an ETD reagent
Direct detection is more _____ than indirect detection
Unknown PTMs might cause these in protein coverage
Detection method for ion traps, abbr
Pumps that can be used for generating very low pressures
Variable method of collecting fragmentation information based on previous scan information, abbr
Down
Common organic solvent for chromatographic separations
Prefix meaning same
Ion focusing tool
Organelle involved in protein transport to the cell surface, or where you end up if you call a mass spec a machine too many times
Shape taken by water droplets under sufficient electric field to emit charged particles
Where HCD might happen
Front end
Something you might observe if you put the voltage too high
What happens after the precursor fragments in CAD/ trap-type CID
Adjusted p-values, in brief
What one does before calibration
Theory for how molecules enter the gas phase from solution using 21
Bruker platform that separates based on collisional cross section
Only collecting fragmentation data on an individual MS1 peak
Two dimensional mass analyzer with endcaps
Largest ion abundance in a given scan
Gas commonly used for collisional dissociation
Smaller version of 55
How to transform a transient
A phenomenon that might happen when the ion optics are dirty
Rate at which AC polarity is swapped
Overarching term for hitting an ion against gas molecules
Something used for delicate or scientific work, especially when measurement is involved
Academic facility that accepts payment for sample analysis
The frequency needed to excite a precursor
Requirement for an ETD reagent
Method of conveying charge to molecules in ambient conditions
Stacy's music (suprisingly?)
A faster but lower resolution alternative to an Orbitrap, abbr
Unit used for m/z
To ramp the RF voltage, perhaps
Grams/mol
A less ambiguous amino acid (see 34)
Acidic
Combination of multiple spectra, abbr
What fluoranthene does with a peptide
Fragmentation method that conveys additional structural information about the precursor
Something you should minimize in your workflow to prevent 33
When a peak elutes , abbr