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Table 4 Proteotypic peptides from trypsins identified by MS/MS. Proteotypic peptides were predicted using SKYLINE software

From: In-depth characterization of trypsin-like serine peptidases in the midgut of the sugar fed Culex quinquefasciatus

Uniprot accession number

Protein name

Peptides identified by MS/MS

Species-specific peptide

Trypsin unique peptide

Other proteins witn the same peptide

B0WIS4

Trypsin 1

R.AAYVPAYNQNQCNSAYAR.Y

Yes

No

Q1KWX6 (Trypsin-like fragment) - C. quinquefasciatus

  

R.IVGGFEISIADAPHQVSLQSR.G

Yes

Yes

-

  

R.GSHICGGSIISPK.W

Yes

Yes

-

  

R.NTIDYDYSLLELK.S

Yes

Yes

-

  

K.WILTAAHCTDGASVSNLR.I

Yes

Yes

-

  

K.HASGGSVISIK.R

-

-

Not predicted by Skyline

B0WE94

Trypsin 2

R.DEPADESQSLVSGWGDTR.S

No

No

Q962G7 / Q56GM3 (Trypsin) - Culex pipiens

  

R.LEFGHAVQPVDLVR.D

No

No

Q962G7 / Q56GM3 (Trypsin) - Culex pipiens

  

R.GVLVPLVNR.E

No

No

Q962G7 / Q56GM3 (Trypsin) - Culex pipiens

B0XCW2

Trypsin 4

K.GCAQPDYYGVYADVEK.A

Yes

Yes

-

  

K.DFDFALLR.L

Yes

Yes

-

  

R.VGSSYDYQGGTVIDVAGMTIHPR.Y

-

-

Not predicted by Skyline

B0X667

Trypsin 5

K.IIGGFPAEQGDTLHQVSIR.F

Yes

Yes

-

  

K.GCGLAAYPGIYSDVAYYR.G

Yes

Yes

-

  

R.GWIDSCLAGK.C

Yes

Yes

-

B0XES8

Trypsin 7

K.DACLGDSGGPLTCSGK.V

Yes

Yes

-

  

R.DYALLNLAK.S

Yes

Yes

-

  

R.AVDVPIADHDR.C

Yes

Yes

-

  

R.GGQLIAVTR.K

-

-

Not predicted by Skyline

B0X870

SP24D

K.LGESIEYDELSQPIALYEGDDLPK.D

-

-

Not predicted by Skyline

B0W9S9

Serine protease 1/2

R.TGETFVDNQATVSGFGR.T

Yes

No

C. quinquefasciatus - Q23731 (Serine protease)

  

R.TVDGGPVSPTK.N

Yes

No

C. quinquefasciatus - Q23731 (Serine protease)

B0WW44

Cationic trypsin

R.IVVHPQYAEGNLANDIAVIR.V

Yes

Yes

-