UniProt ID | BCAR1_HUMAN | |
---|---|---|
UniProt AC | P56945 | |
Protein Name | Breast cancer anti-estrogen resistance protein 1 | |
Gene Name | BCAR1 | |
Organism | Homo sapiens (Human). | |
Sequence Length | 870 | |
Subcellular Localization | Cell junction, focal adhesion . Cytoplasm . Unphosphorylated form localizes in the cytoplasm and can move to the membrane upon tyrosine phosphorylation.. | |
Protein Description | Docking protein which plays a central coordinating role for tyrosine kinase-based signaling related to cell adhesion. Implicated in induction of cell migration. Overexpression confers antiestrogen resistance on breast cancer cells.. | |
Protein Sequence | MNHLNVLAKALYDNVAESPDELSFRKGDIMTVLEQDTQGLDGWWLCSLHGRQGIVPGNRLKILVGMYDKKPAGPGPGPPATPAQPQPGLHAPAPPASQYTPMLPNTYQPQPDSVYLVPTPSKAQQGLYQVPGPSPQFQSPPAKQTSTFSKQTPHHPFPSPATDLYQVPPGPGGPAQDIYQVPPSAGMGHDIYQVPPSMDTRSWEGTKPPAKVVVPTRVGQGYVYEAAQPEQDEYDIPRHLLAPGPQDIYDVPPVRGLLPSQYGQEVYDTPPMAVKGPNGRDPLLEVYDVPPSVEKGLPPSNHHAVYDVPPSVSKDVPDGPLLREETYDVPPAFAKAKPFDPARTPLVLAAPPPDSPPAEDVYDVPPPAPDLYDVPPGLRRPGPGTLYDVPRERVLPPEVADGGVVDSGVYAVPPPAEREAPAEGKRLSASSTGSTRSSQSASSLEVAGPGREPLELEVAVEALARLQQGVSATVAHLLDLAGSAGATGSWRSPSEPQEPLVQDLQAAVAAVQSAVHELLEFARSAVGNAAHTSDRALHAKLSRQLQKMEDVHQTLVAHGQALDAGRGGSGATLEDLDRLVACSRAVPEDAKQLASFLHGNASLLFRRTKATAPGPEGGGTLHPNPTDKTSSIQSRPLPSPPKFTSQDSPDGQYENSEGGWMEDYDYVHLQGKEEFEKTQKELLEKGSITRQGKSQLELQQLKQFERLEQEVSRPIDHDLANWTPAQPLAPGRTGGLGPSDRQLLLFYLEQCEANLTTLTNAVDAFFTAVATNQPPKIFVAHSKFVILSAHKLVFIGDTLSRQAKAADVRSQVTHYSNLLCDLLRGIVATTKAAALQYPSPSAAQDMVERVKELGHSTQQFRRVLGQLAAA | |
Overview of Protein Modification Sites with Functional and Structural Information | ||
* ASA = Accessible Surface Area
Locations | Modification | Substrate Peptides & Secondary Structure |
ASA (%) | Reference | Orthologous Protein Cluster |
---|---|---|---|---|---|
1 | Acetylation | -------MNHLNVLA -------CCHHHHHH | 6.86 | - | |
2 (in isoform 8) | Phosphorylation | - | 48.64 | - | |
12 | Phosphorylation | NVLAKALYDNVAESP HHHHHHHHHHHCCCC | 15.44 | 21937722 | |
15 (in isoform 7) | Phosphorylation | - | 5.97 | - | |
18 | Phosphorylation | LYDNVAESPDELSFR HHHHHCCCCCCCCCC | 28.10 | 21815630 | |
18 (in isoform 8) | Phosphorylation | - | 28.10 | 25159151 | |
23 | Phosphorylation | AESPDELSFRKGDIM CCCCCCCCCCCCCEE | 22.43 | 28674419 | |
67 | Phosphorylation | LKILVGMYDKKPAGP EEEEEEEECCCCCCC | 20.77 | 21945579 | |
113 | Phosphorylation | TYQPQPDSVYLVPTP CCCCCCCCEEEECCC | 21.24 | 25884760 | |
115 | Phosphorylation | QPQPDSVYLVPTPSK CCCCCCEEEECCCCH | 13.11 | 26356563 | |
119 | Phosphorylation | DSVYLVPTPSKAQQG CCEEEECCCCHHHCC | 32.49 | 26356563 | |
121 | Phosphorylation | VYLVPTPSKAQQGLY EEEECCCCHHHCCCC | 43.00 | 26356563 | |
128 | Phosphorylation | SKAQQGLYQVPGPSP CHHHCCCCCCCCCCC | 17.81 | 21945579 | |
134 | Phosphorylation | LYQVPGPSPQFQSPP CCCCCCCCCCCCCCC | 36.93 | 21945579 | |
139 | Phosphorylation | GPSPQFQSPPAKQTS CCCCCCCCCCCCCCC | 33.85 | 21945579 | |
143 | Acetylation | QFQSPPAKQTSTFSK CCCCCCCCCCCCCCC | 60.94 | 7495575 | |
145 | Phosphorylation | QSPPAKQTSTFSKQT CCCCCCCCCCCCCCC | 29.09 | 23312004 | |
146 | Phosphorylation | SPPAKQTSTFSKQTP CCCCCCCCCCCCCCC | 25.59 | 23312004 | |
147 | Phosphorylation | PPAKQTSTFSKQTPH CCCCCCCCCCCCCCC | 35.00 | 23312004 | |
149 | Phosphorylation | AKQTSTFSKQTPHHP CCCCCCCCCCCCCCC | 24.76 | 23312004 | |
152 | Phosphorylation | TSTFSKQTPHHPFPS CCCCCCCCCCCCCCC | 28.46 | 26356563 | |
159 | Phosphorylation | TPHHPFPSPATDLYQ CCCCCCCCCCCCCCC | 27.78 | 26356563 | |
162 | Phosphorylation | HPFPSPATDLYQVPP CCCCCCCCCCCCCCC | 29.89 | 26356563 | |
165 | Phosphorylation | PSPATDLYQVPPGPG CCCCCCCCCCCCCCC | 15.41 | 26356563 | |
174 (in isoform 6) | Phosphorylation | - | 32.44 | 24719451 | |
179 | Phosphorylation | GGPAQDIYQVPPSAG CCCHHHCCCCCCCCC | 16.26 | 26356563 | |
184 | Phosphorylation | DIYQVPPSAGMGHDI HCCCCCCCCCCCCCC | 31.24 | 26356563 | |
185 (in isoform 6) | Phosphorylation | - | 20.12 | 24719451 | |
192 | Phosphorylation | AGMGHDIYQVPPSMD CCCCCCCCCCCCCCC | 14.98 | 26356563 | |
197 | Phosphorylation | DIYQVPPSMDTRSWE CCCCCCCCCCCCCCC | 24.18 | 26356563 | |
200 | Phosphorylation | QVPPSMDTRSWEGTK CCCCCCCCCCCCCCC | 20.26 | 26356563 | |
202 | Phosphorylation | PPSMDTRSWEGTKPP CCCCCCCCCCCCCCC | 31.41 | 27251275 | |
222 | Phosphorylation | PTRVGQGYVYEAAQP ECCCCCCEEEEECCC | 7.62 | 21945579 | |
224 | Phosphorylation | RVGQGYVYEAAQPEQ CCCCCEEEEECCCCC | 7.43 | 21945579 | |
234 | Phosphorylation | AQPEQDEYDIPRHLL CCCCCCCCCCCHHHC | 27.71 | 21945579 | |
248 (in isoform 6) | Phosphorylation | - | 2.39 | 24719451 | |
249 | Phosphorylation | APGPQDIYDVPPVRG CCCCCCCCCCCCCCC | 21.12 | 21945579 | |
260 | Phosphorylation | PVRGLLPSQYGQEVY CCCCCCHHHCCCCCC | 35.68 | 21945579 | |
262 | Phosphorylation | RGLLPSQYGQEVYDT CCCCHHHCCCCCCCC | 25.72 | 21945579 | |
267 | Phosphorylation | SQYGQEVYDTPPMAV HHCCCCCCCCCCCEE | 17.22 | 21945579 | |
269 | Phosphorylation | YGQEVYDTPPMAVKG CCCCCCCCCCCEECC | 16.17 | 21945579 | |
280 (in isoform 6) | Phosphorylation | - | 49.35 | 27251275 | |
287 | Phosphorylation | RDPLLEVYDVPPSVE CCCCEEEEECCCCHH | 11.22 | 21945579 | |
292 | Phosphorylation | EVYDVPPSVEKGLPP EEEECCCCHHCCCCC | 36.52 | 21945579 | |
295 (in isoform 6) | Phosphorylation | - | 64.69 | 24719451 | |
300 | Phosphorylation | VEKGLPPSNHHAVYD HHCCCCCCCCCCCCC | 47.02 | 21945579 | |
306 | Phosphorylation | PSNHHAVYDVPPSVS CCCCCCCCCCCCCCC | 16.41 | 21945579 | |
306 (in isoform 3) | Phosphorylation | - | 16.41 | 25850435 | |
311 | Phosphorylation | AVYDVPPSVSKDVPD CCCCCCCCCCCCCCC | 32.71 | 21945579 | |
313 | Phosphorylation | YDVPPSVSKDVPDGP CCCCCCCCCCCCCCC | 27.72 | 21945579 | |
313 (in isoform 6) | Phosphorylation | - | 27.72 | 24719451 | |
324 (in isoform 3) | Phosphorylation | - | 55.44 | 27642862 | |
326 | Phosphorylation | GPLLREETYDVPPAF CCCCCCCCCCCCHHH | 21.92 | 21945579 | |
327 | Phosphorylation | PLLREETYDVPPAFA CCCCCCCCCCCHHHH | 20.44 | 21945579 | |
344 | Phosphorylation | KPFDPARTPLVLAAP CCCCCCCCCEEEECC | 24.07 | 29496963 | |
352 (in isoform 6) | Phosphorylation | - | 40.37 | 27642862 | |
355 | Phosphorylation | LAAPPPDSPPAEDVY EECCCCCCCCHHHCC | 38.26 | 25159151 | |
357 (in isoform 6) | Phosphorylation | - | 52.84 | 27642862 | |
359 (in isoform 6) | Phosphorylation | - | 54.50 | 27642862 | |
362 | Phosphorylation | SPPAEDVYDVPPPAP CCCHHHCCCCCCCCC | 24.44 | 15870699 | |
372 | Phosphorylation | PPPAPDLYDVPPGLR CCCCCCCCCCCCCCC | 23.44 | 25106551 | |
372 (in isoform 6) | Phosphorylation | - | 23.44 | 27642862 | |
385 | Phosphorylation | LRRPGPGTLYDVPRE CCCCCCCCCCCCCHH | 25.86 | 21945579 | |
387 | Phosphorylation | RPGPGTLYDVPRERV CCCCCCCCCCCHHHC | 18.09 | 21945579 | |
401 (in isoform 6) | Phosphorylation | - | 60.60 | 24719451 | |
407 | Phosphorylation | ADGGVVDSGVYAVPP CCCCEECCCCEECCC | 20.67 | 21945579 | |
410 | Phosphorylation | GVVDSGVYAVPPPAE CEECCCCEECCCCHH | 12.85 | 21945579 | |
428 | Phosphorylation | PAEGKRLSASSTGST CCCCCCCCCCCCCCC | 30.09 | 28355574 | |
430 | Phosphorylation | EGKRLSASSTGSTRS CCCCCCCCCCCCCCC | 25.67 | 23927012 | |
431 | Phosphorylation | GKRLSASSTGSTRSS CCCCCCCCCCCCCCC | 36.18 | 23927012 | |
432 | Phosphorylation | KRLSASSTGSTRSSQ CCCCCCCCCCCCCCC | 32.43 | 23927012 | |
433 (in isoform 6) | Phosphorylation | - | 29.03 | 24719451 | |
434 | Phosphorylation | LSASSTGSTRSSQSA CCCCCCCCCCCCCCC | 22.27 | 23927012 | |
435 | Phosphorylation | SASSTGSTRSSQSAS CCCCCCCCCCCCCCC | 35.60 | 23927012 | |
437 | Phosphorylation | SSTGSTRSSQSASSL CCCCCCCCCCCCCCE | 32.58 | 23663014 | |
438 | Phosphorylation | STGSTRSSQSASSLE CCCCCCCCCCCCCEE | 25.51 | 23663014 | |
440 | Phosphorylation | GSTRSSQSASSLEVA CCCCCCCCCCCEEEC | 31.87 | 23663014 | |
442 | Phosphorylation | TRSSQSASSLEVAGP CCCCCCCCCEEECCC | 40.48 | 23663014 | |
443 | Phosphorylation | RSSQSASSLEVAGPG CCCCCCCCEEECCCC | 28.41 | 27732954 | |
474 (in isoform 6) | Phosphorylation | - | 2.94 | 24719451 | |
477 (in isoform 6) | Phosphorylation | - | 2.61 | 24719451 | |
480 (in isoform 6) | Phosphorylation | - | 6.16 | 27251275 | |
484 (in isoform 6) | Phosphorylation | - | 15.66 | 27251275 | |
486 (in isoform 6) | Phosphorylation | - | 14.43 | 27251275 | |
492 | Ubiquitination | GATGSWRSPSEPQEP CCCCCCCCCCCCCCC | 26.90 | 21890473 | |
532 | Phosphorylation | AVGNAAHTSDRALHA HHHHHHHHHHHHHHH | 27.83 | 23312004 | |
533 | Phosphorylation | VGNAAHTSDRALHAK HHHHHHHHHHHHHHH | 18.42 | 23312004 | |
569 | Phosphorylation | LDAGRGGSGATLEDL HCCCCCCCCCCHHHH | 28.25 | 28857561 | |
602 | Phosphorylation | SFLHGNASLLFRRTK HHHHCCHHHEEEECC | 29.61 | 28857561 | |
608 | Phosphorylation | ASLLFRRTKATAPGP HHHEEEECCCCCCCC | 22.30 | 22210691 | |
620 | Phosphorylation | PGPEGGGTLHPNPTD CCCCCCCCCCCCCCC | 25.76 | 22210691 | |
626 | Phosphorylation | GTLHPNPTDKTSSIQ CCCCCCCCCCCCCCC | 57.69 | 22210691 | |
629 | Phosphorylation | HPNPTDKTSSIQSRP CCCCCCCCCCCCCCC | 30.43 | 23403867 | |
630 | Phosphorylation | PNPTDKTSSIQSRPL CCCCCCCCCCCCCCC | 31.05 | 23403867 | |
631 | Phosphorylation | NPTDKTSSIQSRPLP CCCCCCCCCCCCCCC | 29.85 | 23403867 | |
634 | Phosphorylation | DKTSSIQSRPLPSPP CCCCCCCCCCCCCCC | 33.91 | 23403867 | |
639 | Phosphorylation | IQSRPLPSPPKFTSQ CCCCCCCCCCCCCCC | 62.61 | 30266825 | |
644 | Phosphorylation | LPSPPKFTSQDSPDG CCCCCCCCCCCCCCC | 31.44 | 26356563 | |
645 | Phosphorylation | PSPPKFTSQDSPDGQ CCCCCCCCCCCCCCC | 34.81 | 26356563 | |
648 | Phosphorylation | PKFTSQDSPDGQYEN CCCCCCCCCCCCCCC | 19.77 | 26356563 | |
648 (in isoform 6) | Phosphorylation | - | 19.77 | 27251275 | |
653 | Phosphorylation | QDSPDGQYENSEGGW CCCCCCCCCCCCCCC | 23.70 | 26356563 | |
656 | Phosphorylation | PDGQYENSEGGWMED CCCCCCCCCCCCCCC | 26.19 | 26356563 | |
664 | Phosphorylation | EGGWMEDYDYVHLQG CCCCCCCCCEEEECC | 8.89 | 15870699 | |
666 | Phosphorylation | GWMEDYDYVHLQGKE CCCCCCCEEEECCHH | 5.41 | 27259358 | |
680 | Acetylation | EEFEKTQKELLEKGS HHHHHHHHHHHHCCC | 56.41 | 25953088 | |
685 (in isoform 6) | Phosphorylation | - | 58.91 | 24719451 | |
693 | Ubiquitination | GSITRQGKSQLELQQ CCCCCCCCHHHHHHH | 27.04 | - | |
694 | Phosphorylation | SITRQGKSQLELQQL CCCCCCCHHHHHHHH | 46.99 | 26657352 | |
694 (in isoform 6) | Phosphorylation | - | 46.99 | 27251275 | |
702 | Ubiquitination | QLELQQLKQFERLEQ HHHHHHHHHHHHHHH | 48.91 | 21890473 | |
702 | Ubiquitination | QLELQQLKQFERLEQ HHHHHHHHHHHHHHH | 48.91 | 2189047 | |
720 | Ubiquitination | RPIDHDLANWTPAQP CCCCCCCCCCCCCCC | 18.64 | 21890473 | |
720 | Ubiquitination | RPIDHDLANWTPAQP CCCCCCCCCCCCCCC | 18.64 | 21890473 | |
723 | Phosphorylation | DHDLANWTPAQPLAP CCCCCCCCCCCCCCC | 14.46 | 28555341 | |
740 (in isoform 6) | Phosphorylation | - | 45.54 | 24719451 | |
748 | Ubiquitination | RQLLLFYLEQCEANL HHHHHHHHHHHHCHH | 2.61 | 21890473 | |
748 | Ubiquitination | RQLLLFYLEQCEANL HHHHHHHHHHHHCHH | 2.61 | 21890473 | |
813 | Phosphorylation | ADVRSQVTHYSNLLC HHHHHHHHHHHHHHH | 13.88 | 30631047 | |
815 | Phosphorylation | VRSQVTHYSNLLCDL HHHHHHHHHHHHHHH | 7.01 | - | |
831 | Acetylation | RGIVATTKAAALQYP HHHHHHHHHHHHCCC | 31.50 | 26051181 | |
831 | Ubiquitination | RGIVATTKAAALQYP HHHHHHHHHHHHCCC | 31.50 | - | |
851 | Ubiquitination | QDMVERVKELGHSTQ HHHHHHHHHHCCHHH | 54.14 | - |
Modified Location | Modified Residue | Modification | Type of Upstream Proteins | Gene Name of Upstream Proteins | UniProt AC of Upstream Proteins | Sources |
---|---|---|---|---|---|---|
12 | Y | Phosphorylation | Kinase | BMX | P51813 | GPS |
128 | Y | Phosphorylation | Kinase | FGFR1 | P11362 | PhosphoELM |
128 | Y | Phosphorylation | Kinase | SRC | P12931 | Uniprot |
165 | Y | Phosphorylation | Kinase | PTK6 | Q13882 | GPS |
249 | Y | Phosphorylation | Kinase | ABL1 | P00519 | Uniprot |
249 | Y | Phosphorylation | Kinase | FGFR1 | P11362 | PhosphoELM |
306 | Y | Phosphorylation | Kinase | FGFR1 | P11362 | PhosphoELM |
327 | Y | Phosphorylation | Kinase | FGFR1 | P11362 | PhosphoELM |
410 | Y | Phosphorylation | Kinase | PTK2 | Q05397 | GPS |
410 | Y | Phosphorylation | Kinase | FGFR1 | P11362 | PhosphoELM |
653 | Y | Phosphorylation | Kinase | SRC | P12931 | GPS |
653 | Y | Phosphorylation | Kinase | SRC64 | - | PhosphoELM |
664 | Y | Phosphorylation | Kinase | SYK | P43405 | GPS |
664 | Y | Phosphorylation | Kinase | PTK6 | Q13882 | GPS |
666 | Y | Phosphorylation | Kinase | SYK | P43405 | GPS |
Modified Location | Modified Residue | Modification | Function | Reference | ||
---|---|---|---|---|---|---|
Oops, there are no descriptions of PTM sites of BCAR1_HUMAN !! |
* Distance = the distance between SAP position and PTM sites.
Modified Location | Modification | Variant Position (Distance <= 10) |
Residue Change | SAP | Related Disease | Reference |
---|---|---|---|---|---|---|
Oops, there are no SNP-PTM records of BCAR1_HUMAN !! |
Kegg Disease | ||||||
---|---|---|---|---|---|---|
There are no disease associations of PTM sites. | ||||||
OMIM Disease | ||||||
There are no disease associations of PTM sites. | ||||||
Kegg Drug | ||||||
There are no disease associations of PTM sites. | ||||||
DrugBank | ||||||
There are no disease associations of PTM sites. |
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Phosphorylation | |
Reference | PubMed |
"A quantitative atlas of mitotic phosphorylation."; Dephoure N., Zhou C., Villen J., Beausoleil S.A., Bakalarski C.E.,Elledge S.J., Gygi S.P.; Proc. Natl. Acad. Sci. U.S.A. 105:10762-10767(2008). Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-134; SER-139; THR-269AND SER-292, AND MASS SPECTROMETRY. | |
"A probability-based approach for high-throughput proteinphosphorylation analysis and site localization."; Beausoleil S.A., Villen J., Gerber S.A., Rush J., Gygi S.P.; Nat. Biotechnol. 24:1285-1292(2006). Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-139, AND MASSSPECTROMETRY. | |
"Global, in vivo, and site-specific phosphorylation dynamics insignaling networks."; Olsen J.V., Blagoev B., Gnad F., Macek B., Kumar C., Mortensen P.,Mann M.; Cell 127:635-648(2006). Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-639, AND MASSSPECTROMETRY. | |
"An extensive survey of tyrosine phosphorylation revealing new sitesin human mammary epithelial cells."; Heibeck T.H., Ding S.-J., Opresko L.K., Zhao R., Schepmoes A.A.,Yang F., Tolmachev A.V., Monroe M.E., Camp D.G. II, Smith R.D.,Wiley H.S., Qian W.-J.; J. Proteome Res. 8:3852-3861(2009). Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT TYR-128; TYR-234; TYR-249;TYR-267; TYR-287; TYR-327 AND TYR-387, AND MASS SPECTROMETRY. | |
"Multiple reaction monitoring for robust quantitative proteomicanalysis of cellular signaling networks."; Wolf-Yadlin A., Hautaniemi S., Lauffenburger D.A., White F.M.; Proc. Natl. Acad. Sci. U.S.A. 104:5860-5865(2007). Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT TYR-234; TYR-267; TYR-327;TYR-362; TYR-387 AND TYR-410, AND MASS SPECTROMETRY. | |
"Global survey of phosphotyrosine signaling identifies oncogenickinases in lung cancer."; Rikova K., Guo A., Zeng Q., Possemato A., Yu J., Haack H., Nardone J.,Lee K., Reeves C., Li Y., Hu Y., Tan Z., Stokes M., Sullivan L.,Mitchell J., Wetzel R., Macneill J., Ren J.M., Yuan J.,Bakalarski C.E., Villen J., Kornhauser J.M., Smith B., Li D., Zhou X.,Gygi S.P., Gu T.-L., Polakiewicz R.D., Rush J., Comb M.J.; Cell 131:1190-1203(2007). Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT TYR-128; TYR-234; TYR-249AND TYR-387, AND MASS SPECTROMETRY. | |
"Immunoaffinity profiling of tyrosine phosphorylation in cancercells."; Rush J., Moritz A., Lee K.A., Guo A., Goss V.L., Spek E.J., Zhang H.,Zha X.-M., Polakiewicz R.D., Comb M.J.; Nat. Biotechnol. 23:94-101(2005). Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT TYR-327, AND MASSSPECTROMETRY. | |
"Time-resolved mass spectrometry of tyrosine phosphorylation sites inthe epidermal growth factor receptor signaling network reveals dynamicmodules."; Zhang Y., Wolf-Yadlin A., Ross P.L., Pappin D.J., Rush J.,Lauffenburger D.A., White F.M.; Mol. Cell. Proteomics 4:1240-1250(2005). Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT TYR-249 AND TYR-327, ANDMASS SPECTROMETRY. | |
"Phosphoproteome analysis of HeLa cells using stable isotope labelingwith amino acids in cell culture (SILAC)."; Amanchy R., Kalume D.E., Iwahori A., Zhong J., Pandey A.; J. Proteome Res. 4:1661-1671(2005). Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT TYR-128; TYR-222; TYR-224;TYR-234; TYR-249 AND TYR-387, AND MASS SPECTROMETRY. |