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SimGlycan¢ç

SimGlycan¢çÀº Áú·®ºÐ¼®±â µ¥ÀÌÅ͸¦ »ç¿ëÇÏ¿© glycans ¹× glycopeptidesÀÇ ±¸Á¶¸¦ ¿¹ÃøÇÕ´Ï´Ù.
SimGlycan ¢ç, Àº Áú·®ºÐ¼®±â¿¡ ÀÇÇØ »ý¼ºµÈ MS/MS ½ÇÇè µ¥ÀÌÅ͸¦ ¹Þ¾Æµé¿© ÀÚü À̷дÜÆí
µ¥ÀÌÅͺ£À̽º¿Í ºñ±³ÇØ ¿¹»óÈĺ¸ ±¸Á¶ ¸ñ·ÏÀ» »ý¼ºÇÕ´Ï´Ù.

°¢°¢ÀÇ ±¸Á¶°¡ ¿©·¯ºÐÀÇ Áú·®ºÐ¼® ½ÇÇèµ¥ÀÌÅÍ¿Í ¾ó¸¶³ª ÀÏÄ¡Çϴ°¡¿¡ ÀÇ°ÅÇØ Á¡¼ö¸¦ ¸Å±é´Ï´Ù.
¶ÇÇÑ, glycan Ŭ·¡½º¿Í °°Àº °¡´ÉÇÑ glycan ±¸Á¶, ¹ÝÀÀ, °æ·Î ¹× È¿¼Ò¿¡ ´ëÇÑ ´Ù¸¥ »ý¹°ÇÐÀû Á¤º¸¸¦
ÆòÀÌÇÑ ÂüÁ¶¿ëÀ¸·Î ¸¸µì´Ï´Ù.



Glycan & Glycopeptide MS/MS Data Analysis Tool

SimGlycan ¢çÀº Çõ½ÅÀûÀÎ glycan°ú glycopeptide MS/MS µ¥ÀÌÅÍ ºÐ¼® µµ±¸ÀÔ´Ï´Ù.
SimGlycan¢çÀº glycan ±¸Á¶¸¦ ¿¹ÃøÇÏ°í µæÁ¡À» ¸Å±â°í MS ½ÇÇè ÇÁ·ÎÆÄÀÏ°ú ÀÏÄ¡ °¡´ÉÇÑ glycanÀÇ
¸ñ·ÏÀ» »ý¼ºÇÏ¿© ¿©·¯ºÐÀÇ °íµÈ glycan ºÐ¼® ÀÛ¾÷ ½Ã°£Àý¾àÀ» Àý¾àÇØ ÁÝ´Ï´Ù. SimGlycan ¢çÀº
Áú·®ºÐ¼®±â¸¦ ÀÌ¿ëÇÏ¿©È¿¼Ò·Î ÂÉ°µ glycopeptides ¶Ç´Â precursor ion m/z °ªÀ¸·ÎºÎÅÍ °ü·ÃµÈ
glycan ±¸Á¶¿Í ÇÔ²²peptide¸¦ È®ÀÎÇÕ´Ï´Ù. ½ÇÇè µ¥ÀÌÅÍ¿ÍÀÇ ±ÙÁ¢µµ È®ÀÎÀ» À§ÇØ ¼±ÅÃÇÑ glycopeptide¿¡
´ëÇÑ MS/MS µ¥ÀÌÅÍ ºÐ¼®À» ¼öÇàÇÒ ¼ö ÀÖ½À´Ï´Ù. Peptide sequence³ª peptide Áú·®¿¡ ´ëÇÑ Á¤º¸°¡
¾ø´Â °æ¿ì ÀÌ ºÐ¼®ÀÌ ÇÊ¿äÇÕ´Ï´Ù.

Glycan & Glycopeptide MS/MS Data Analysis for Studying Glycosylation

Post-translational modificationÀÇ ¿ä¼ÒÀÎ Protein GlycosylationÀº peptide sequence¿¡ glycanÀÌ
Ãß°¡µÈ °á°úÀÔ´Ï´Ù. Glycopeptides´Â ´Ù¼öÀÇ »ý¹°ÇÐÀû ±â´ÉÀ» ³ªÅ¸³»´Â °ÍÀ¸·Î ¾Ë·ÁÁ® ÀÖ½À´Ï´Ù. Á¤ÀǵÈ
±¸Á¶Àû Ư¡¿¡ ´ëÇÑ ¸íÈ®ÇÑ ±â´ÉÀû Ư¼ºÀ» ÆľÇÇϱâ À§Çؼ­´Â °¢°¢ÀÇ glycan ºÎºÐ¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸°¡
ÇʼöÀÔ´Ï´Ù. ÀÌ·¯ÇÑ ¸ðµç Çö»óÀ» ÀÌÇØÇϱâ À§ÇÏ¿© glycosylation ºÐ¼®¿¡ ´ëÇÑ °ü½ÉÀÌ Á¡Á¡ Ä¿Áö°í ÀÖ½À´Ï´Ù.
¶ÇÇÑ GlycansÀÌ ¹è¾Æ ¹ß´Þ, ¼¼Æ÷³»/¿Ü È°¼º, ¸é¿ª±â´É Á¶Àý, È£½ºÆ® Á¶Á÷À¸·Î º´¿øü À¯µµ, ¼¼Æ÷ ºÐ¿­ °úÁ¤°ú
´Ü¹éÁú Á¶Àý ¹× »óÈ£ ÀÛ¿ë°ú °°Àº ¸¹Àº »ý¹°ÇÐÀû °úÁ¤¿¡ °ü¿©ÇÏ´Â °ÍÀ¸·Î ¹àÇôÁ³½À´Ï´Ù

GlycoproteinÀÇ glycosylation ºÐ¼®Àº »ýÈ­ÇÐÀڵ鿡°Ô ¿À·£ µµÀü°úÁ¦¿´½À´Ï´Ù.
SimGlycan¢çÀÌ Áú·®ºÐ¼®±â·Î ¾òÀº MS/MS µ¥ÀÌÅÍ¿¡¼­ glycan ¶Ç´Â glycopeptideÀÇ ±¸Á¶¿¹ÃøÀ»
Áö¿øÇÕ´Ï´Ù. PermethylationÀ̳ª ´Ù¾çÇÑ reducing terminal modifications°ú °°Àº ¿©·¯ È­ÇÐ À¯µµÃ¼¿Í
ÇÔ²² glycopeptides¿Í ¹æÃâµÈ glycans ¸ðµÎÀÇ MS/MS ÇÁ·ÎÆÄÀÏÀ» Áö¿øÇÕ´Ï´Ù.
Applied Biosystems (AB SCIEX TOF/TOF 5800, AB SCIEX 4800 Plus MALDI TOF/TOF¢â Analyzer,
AB SCIEX 4000 QTRAP¢ç System, and AB SCIEXQSTAR¢ç Elite System)³ª Bruker Daltonics
(maxis UHR-TOF, APEX, micrOTOF, micrOTOF-Q and HCT series) Áú·®ºÐ¼®±âÀÇ RAW ÆÄÀÏÇü½ÄÀ»
Á÷Á¢ ȤÀº Ç¥ÁØÆÄÀÏ Çü½ÄÀ¸·Î SimGlycan ¢ç¿¡ ¾÷·Îµå ÇÒ ¼ö ÀÖ½À´Ï´Ù.

SimGlycan¢çÀº ÀÚ½ÅÀÇ À̷дÜÆí µ¥ÀÌÅͺ£À̽º¿Í Áú·®ºÐ¼® ½ÇÇè ÇÁ·ÎÆÄÀÏÀ» ºñ±³ÇÏ¿© ¿¹Ãø °¡´ÉÇÑ glycan
±¸Á¶ ¸ñ·ÏÀ» »ý¼ºÇÕ´Ï´Ù. °¢°¢ÀÇ ±¸Á¶°¡ Áú·®ºÐ¼® ½ÇÇè µ¥ÀÌÅÍ¿Í ºñ±³ÇÏ¿© ¾ó¸¶³ª ÀÏÄ¡Çϴ°¡¿¡ ÀÇ°ÅÇØ Á¡¼ö¸¦
¸Å±é´Ï´Ù. glycan Ŭ·¡½º(N-Linked, O-Linked, heparin, lipopolysaccharide µî), ¹ÝÀÀ, °æ·Î ¹× È¿¼Ò¿Í
°°Àº ±¸Á¶¿¡ ´ëÇØ ¾Ë·ÁÁø »ý¹°ÇÐÀû Á¤º¸¸¦ Ãß°¡·Î Ç¥½ÃÇÏ¿©, ¿©·¯ °æ·Î¿¡¼­ ÀÌ·± Á¤º¸¸¦ °Ë»öÇϴµ¥ ÇÊ¿äÇÑ
½Ã°£À» Àý¾àÇØ ÁÝ´Ï´Ù. ÀÌ·¯ÇÑ »ý¹°ÇÐÀû Á¤º¸·Î ¿¹ÃøµÈ glycan ±¸Á¶´Â glycopeptides Ư¼ºÈ­ ¿ìȸÁö¿øÀ¸·Î
glycosylation ºÐ¼®À» ¿ëÀÌÇÏ°Ô ÇÕ´Ï´Ù.