多肽修飾
Apeptide 公司提供各種修飾,其主要的修飾方法和技術(shù)如下:
C-端標(biāo)記技術(shù)
C端酰胺化(Amidation,C-termainal)
醛基化(Aldehydes)
醇基化(Alcohols)
pNA (p-Nitroanilide)
AMC
AFC
巰基乙胺化(Cysteamide)
酯基化(Ester)
N-烷基化(N-Alkyl Amides) Ø
N-端標(biāo)記技術(shù)
乙;Acetylated (Acetylated)
Palmytolyl
HYNIC
生物素標(biāo)記(Biotinylated)
Br乙;˙romoacetylated)
螯合反應(yīng)(DOTA,DTPA conjugated)
甲醛化(Formylated)
十四烷基,十八烷基化(Myristoylated)
琥珀酰化、棕櫚酸化、蘋果酸化、脂肪酸化等(Succinylated)
熒光標(biāo)記修飾
C端修飾
AFC, AMC, Dap(Dnp), Lys(Dye), pNA, Rh110²
N端修飾
Bodipy-FL, Cy3, Cy5, Texas Red, 5-Tamra, 5-lodoacetamido fluorescein
Rhodamine 110 and Rhodamine B Luciferin, EDANS²
Ø FAM, FITC, MCA, Rox, Sulforhodamine 101, 5-TAMRA ²
環(huán)化反應(yīng)
首尾成環(huán),中間成環(huán),特殊成環(huán)(N -> C or Head to Tail)
2對(duì)二硫鍵,3對(duì)二硫鍵(Disulfide (S-S bond formation) .Trisulfide formation)
天然產(chǎn)物活性肽成環(huán)(Cyclic-natural peptides
甲基化修飾
側(cè)鏈甲基化Lys(For),Lys(Me), Lys(Me)2, Lys(Me)3, Arg(Me)2 symmetrical, D-Tyr(Me),D-Tyr(Et)
N端甲基化(N-Me-Arg,N-Me-Asp, N-Me-Glu, N-Me-Leu, N-Me-Nle, N-Me-Nva, N-Me-Phe, N-Me-S N- Me-Ser, N-Me-Trp, N-Me-Thr, N-Me-Val)
幾種常見的特殊修飾
各種偶聯(lián)(BSA, KLH conjugated peptides for antibody production )
磷酸化(Phosphoserine, Phosphothreonine, Phosphotyrosine)
磺化(Sulfated Tyrosine or Serine)
MAPS (Multiple Antigenic Peptide)
糖肽(Glycopeptides)
PEG修飾(PEGylation)
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