1. Basic Information

Name:SOS1_HUMAN
Accession#:Q07889
Description:Son of sevenless homolog 1
AA Number:1333
Sequence:
1
51
101
151
201
251
301
351
401
451
501
551
601
651
701
751
801
851
901
951
1001
1051
1101
1151
1201
1251
1301
   MQAQQLPYEF FSEENAPKWR GLLVPALKKV QGQVHPTLES NDDALQYVEE
LILQLLNMLC QAQPRSASDV EERVQKSFPH PIDKWAIADA QSAIEKRKRR
NPLSLPVEKI HPLLKEVLGY KIDHQVSVYI VAVLEYISAD ILKLVGNYVR
NIRHYEITKQ DIKVAMCADK VLMDMFHQDV EDINILSLTD EEPSTSGEQT
YYDLVKAFMA EIRQYIRELN LIIKVFREPF VSNSKLFSAN DVENIFSRIV
DIHELSVKLL GHIEDTVEMT DEGSPHPLVG SCFEDLAEEL AFDPYESYAR
DILRPGFHDR FLSQLSKPGA ALYLQSIGEG FKEAVQYVLP RLLLAPVYHC
LHYFELLKQL EEKSEDQEDK ECLKQAITAL LNVQSGMEKI CSKSLAKRRL
SESACRFYSQ QMKGKQLAIK KMNEIQKNID GWEGKDIGQC CNEFIMEGTL
TRVGAKHERH IFLFDGLMIC CKSNHGQPRL PGASNAEYRL KEKFFMRKVQ
INDKDDTNEY KHAFEIILKD ENSVIFSAKS AEEKNNWMAA LISLQYRSTL
ERMLDVTMLQ EEKEEQMRLP SADVYRFAEP DSEENIIFEE NMQPKAGIPI
IKAGTVIKLI ERLTYHMYAD PNFVRTFLTT YRSFCKPQEL LSLIIERFEI
PEPEPTEADR IAIENGDQPL SAELKRFRKE YIQPVQLRVL NVCRHWVEHH
FYDFERDAYL LQRMEEFIGT VRGKAMKKWV ESITKIIQRK KIARDNGPGH
NITFQSSPPT VEWHISRPGH IETFDLLTLH PIEIARQLTL LESDLYRAVQ
PSELVGSVWT KEDKEINSPN LLKMIRHTTN LTLWFEKCIV ETENLEERVA
VVSRIIEILQ VFQELNNFNG VLEVVSAMNS SPVYRLDHTF EQIPSRQKKI
LEEAHELSED HYKKYLAKLR SINPPCVPFF GIYLTNILKT EEGNPEVLKR
HGKELINFSK RRKVAEITGE IQQYQNQPYC LRVESDIKRF FENLNPMGNS
MEKEFTDYLF NKSLEIEPRN PKPLPRFPKK YSYPLKSPGV RPSNPRPGTM
RHPTPLQQEP RKISYSRIPE SETESTASAP NSPRTPLTPP PASGASSTTD
VCSVFDSDHS SPFHSSNDTV FIQVTLPHGP RSASVSSISL TKGTDEVPVP
PPVPPRRRPE SAPAESSPSK IMSKHLDSPP AIPPRQPTSK AYSPRYSISD
RTSISDPPES PPLLPPREPV RTPDVFSSSP LHLQPPPLGK KSDHGNAFFP
NSPSPFTPPP PQTPSPHGTR RHLPSPPLTQ EVDLHSIAGP PVPPRQSTSQ
HIPKLPPKTY KREHTHPSMH RDGPPLLENA HSS
*Highlighted peptides (with yellow background) have developed assays.
*Green background amino acids are PTMs.

2. Protein Separation

Sample Preparation: Cells from Melanoma cancer line WM3130 were lysed in 8M urea/ 100mM ammonium bicarbonate buffer on ice. The equivalent of 200,000 cells were loaded onto a SDS gel. The protein of interest was excised and ingel digestion with trypsin was performed after reduction and alkylation with TCEP and IAA. 1/6 of the resulting digest was then analyzed on a Thermo Scientific TSQ mass spectrometer.

 

3. LC-MS/MS Data

EFTDYLFNK

    No LC-MS/MS for this peptide.

EINSPNLLK

    No LC-MS/MS for this peptide.

LPGASNAEYR

    No LC-MS/MS for this peptide.

EYIQPVQLR

    No LC-MS/MS for this peptide.

4. LC-MRM Screening

Peptides screening: Peptides and transitions for analysis were selected using a predictive peptide program. The results were screened for those with the highest specificity and the most intense transitions.