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多肽

肽是由两个或两个以上氨基酸通过脱水缩合形成的化合物。最简单的肽由两个氨基酸构成,称为二肽;包含多个氨基酸的肽则被称为多肽。通常情况下,含有50个及以上氨基酸单位的多肽,则归类为蛋白质。肽广泛存在于动物、植物和微生物中,在生物体内的生长发育、细胞分化、大脑活动、肿瘤病变、免疫防御、生殖控制以及抗衰老等方面都扮演着重要角色。

例如,谷胱甘肽是某些酶的重要辅基,参与体内氧化还原反应;多种激素如催产素、加压素、胰高血糖素及促肾上腺皮质激素等,均属于多肽类,通过调节机体代谢发挥作用。下丘脑分泌的激素调节因子也是由多肽构成,控制着其他内分泌腺释放激素的过程。

近年来,在高等动物的大脑中发现了具有镇痛作用的脑啡肽(五肽)。许多抗生素如多粘菌素、短杆菌肽等也是肽类物质,具备强大的抗菌能力。此外,多肽是指通过肽键连接形成的一系列氨基酸单位构成的长链结构。一般而言,含有数十个或更少氨基酸单位的多肽称为肽;而更多氨基酸单位组成的则被称为蛋白质。

在命名时,通常按照从氨基末端(N端)到羧基末端(C端)的顺序书写。如Ser·Gly·Try·Ala·Leu这个五肽由5个氨基酸残基和4个肽键组成,命名为丝氨酰甘氨酰酪氨酰丙氨酰亮氨酸。

肽广泛存在于动植物组织中,并且其中许多具有特殊生物活性的功能性肽统称为生物活性肽。近年来的研究表明,几乎所有重大生命科学理论——包括免疫防御、生殖控制、肿瘤病变和抗衰防老等——均涉及相关的活性肽,这些理论与临床医学实践密切相关,因此生物活性肽在实际应用中也具有重要价值。

生物活性肽种类繁多,例如促肾上腺皮质激素为39肽,催产素为九肽,而两种重要的脑啡肽均为五肽。许多抗菌素也是由肽类物质构成的。生长因子则受控于基因,在细胞发育过程中起到调节和控制作用。表皮生长因子含有50个氨基酸残基,神经生长因子则由118个氨基酸组成。

中文名称 英文名称 CAS号 化学式 结构式图片
—— YEVHHQKLVFF 152286-31-2 C71H99N17O16
YEVHHQKLVFF
—— Somatostatin, >=97% (HPLC), powder —— C76H104N18O19S2
Somatostatin, >=97% (HPLC), powder
—— Pth (13-34) (human) 81306-64-1 C125H199N39O33S
Pth (13-34) (human)
—— H-Glu-Lys-Ser-Leu-Gly-Glu-Ala-Asp-Lys-Ala-Asp-Val-Asp-Val-Leu-Thr-Lys-Ala-Lys-Ser-Gln-OH 133448-19-8 C94H162N26O36
H-Glu-Lys-Ser-Leu-Gly-Glu-Ala-Asp-Lys-Ala-Asp-Val-Asp-Val-Leu-Thr-Lys-Ala-Lys-Ser-Gln-OH
—— (4S)-4-amino-5-[[(2S)-5-amino-1-[[(2S)-1-[[(2S,3R)-1-[[(2S)-4-amino-1-[[(2S)-1-[[2-[[2-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S,3R)-1-[[2-[[(2S)-1-[[(2S,3R)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-5-amino-1-[[(2S)-6-amino-1-[[(2S,3R)-1-[[(2S)-1-[[(2S)-4-carboxy-1-[[2-[[(2S)-1-[[2-[[(2S)-1-[[(2S,3S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S,3R)-1-[[2-[[(2S)-1-[[(1S)-1-carboxy-2-methylpropyl]amino]-1-oxo-3-phenylpropan-2-yl]amino]-2-oxoethyl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxopropan-2-yl]amino]-3-methyl-1-oxopentan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-2-oxoethyl]amino]-1-oxopropan-2-yl]amino]-2-oxoethyl]amino]-1-oxobutan-2-yl]amino]-3-methyl-1-oxobutan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxohexan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-1-oxopropan-2-yl]amino]-3-methyl-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-3-methyl-1-oxobutan-2-yl]amino]-2-oxoethyl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-3-methyl-1-oxobutan-2-yl]amino]-3-methyl-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-2-oxoethyl]amino]-2-oxoethyl]amino]-3-methyl-1-oxobutan-2-yl]amino]-1,4-dioxobutan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-3-methyl-1-oxobutan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-5-oxopentanoic acid 154040-19-4 C141H235N39O49
(4S)-4-amino-5-[[(2S)-5-amino-1-[[(2S)-1-[[(2S,3R)-1-[[(2S)-4-amino-1-[[(2S)-1-[[2-[[2-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S,3R)-1-[[2-[[(2S)-1-[[(2S,3R)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-5-amino-1-[[(2S)-6-amino-1-[[(2S,3R)-1-[[(2S)-1-[[(2S)-4-carboxy-1-[[2-[[(2S)-1-[[2-[[(2S)-1-[[(2S,3S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S,3R)-1-[[2-[[(2S)-1-[[(1S)-1-carboxy-2-methylpropyl]amino]-1-oxo-3-phenylpropan-2-yl]amino]-2-oxoethyl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxopropan-2-yl]amino]-3-methyl-1-oxopentan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-2-oxoethyl]amino]-1-oxopropan-2-yl]amino]-2-oxoethyl]amino]-1-oxobutan-2-yl]amino]-3-methyl-1-oxobutan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxohexan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-1-oxopropan-2-yl]amino]-3-methyl-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-3-methyl-1-oxobutan-2-yl]amino]-2-oxoethyl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-3-methyl-1-oxobutan-2-yl]amino]-3-methyl-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-2-oxoethyl]amino]-2-oxoethyl]amino]-3-methyl-1-oxobutan-2-yl]amino]-1,4-dioxobutan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-3-methyl-1-oxobutan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-5-oxopentanoic acid
—— H-D-Arg-D-Pro-Lys-Pro-Gln-Gln-D-Trp-Phe-D-Trp-Leu-Leu-NH2.CH3CO2H 143077-65-0 C77H112N20O15
H-D-Arg-D-Pro-Lys-Pro-Gln-Gln-D-Trp-Phe-D-Trp-Leu-Leu-NH2.CH3CO2H
—— Glycyl-L-valyl-L-leucyl-L-seryl-L-asparaginyl-L-valyl-L-isoleucylglycyl-L-tyrosyl-L-leucyl-L-lysyl-L-lysyl-L-leucylglycyl-L-threonylglycyl-L-alanyl-L-leucyl-L-asparaginyl-L-alanyl-L-valyl-L-leucyl-L-lysyl-L-glutamine--trifluoroacetic acid (1/1) 136831-50-0 C114H195F3N30O33
Glycyl-L-valyl-L-leucyl-L-seryl-L-asparaginyl-L-valyl-L-isoleucylglycyl-L-tyrosyl-L-leucyl-L-lysyl-L-lysyl-L-leucylglycyl-L-threonylglycyl-L-alanyl-L-leucyl-L-asparaginyl-L-alanyl-L-valyl-L-leucyl-L-lysyl-L-glutamine--trifluoroacetic acid (1/1)
—— H-Lys-Gln-Phe-Ile-Asn-Met-Trp-Gln-Glu-Val-Gly-Lys-Ala-Met-Tyr-Ala-Pro-Pro-OH 129318-38-3 C99H148N24O25S2
H-Lys-Gln-Phe-Ile-Asn-Met-Trp-Gln-Glu-Val-Gly-Lys-Ala-Met-Tyr-Ala-Pro-Pro-OH
—— Hydrin 1' 148440-73-7 C51H81N17O15S2
Hydrin 1'
—— SARS Protease Substrate 587886-51-9 C66H119N21O22S
SARS Protease Substrate
—— (Biotinyl-Gln1)-LHRH 218433-98-8 C65H92N20O15S
(Biotinyl-Gln1)-LHRH
—— H-Gly-DL-Phe-DL-Lys-DL-Asn-DL-Val-DL-Glu-DL-Met-DL-Met-DL-xiThr-DL-Ala-DL-Arg-Gly-DL-Phe-NH2 120928-88-3 C65H103N19O17S2
H-Gly-DL-Phe-DL-Lys-DL-Asn-DL-Val-DL-Glu-DL-Met-DL-Met-DL-xiThr-DL-Ala-DL-Arg-Gly-DL-Phe-NH2
—— (4S)-4-[[(2S)-2-[[(2S,3S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-5-amino-2-[[(2S,3S)-2-[[(2S)-2-[[(2S)-6-amino-2-[[2-[[(2S)-6-amino-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-5-amino-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-aminopropanoyl]amino]-3-methylbutanoyl]amino]-3-hydroxypropanoyl]amino]-4-carboxybutanoyl]amino]-3-(1H-imidazol-5-yl)propanoyl]amino]-5-oxopentanoyl]amino]-4-methylpentanoyl]amino]-4-methylpentanoyl]amino]-3-(1H-imidazol-5-yl)propanoyl]amino]-3-carboxypropanoyl]amino]hexanoyl]amino]acetyl]amino]hexanoyl]amino]-3-hydroxypropanoyl]amino]-3-methylpentanoyl]amino]-5-oxopentanoyl]amino]-3-carboxypropanoyl]amino]-4-methylpentanoyl]amino]-5-carbamimidamidopentanoyl]amino]-5-carbamimidamidopentanoyl]amino]-5-carbamimidamidopentanoyl]amino]-3-phenylpropanoyl]amino]-3-phenylpropanoyl]amino]-4-methylpentanoyl]amino]-3-(1H-imidazol-5-yl)propanoyl]amino]-3-(1H-imidazol-5-yl)propanoyl]amino]-4-methylpentanoyl]amino]-3-methylpentanoyl]amino]propanoyl]amino]-5-[[(2S,3S)-1-[[(2S)-1-[[(2S,3R)-1-[[(2S)-1-amino-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-3-(1H-imidazol-5-yl)-1-oxopropan-2-yl]amino]-3-methyl-1-oxopentan-2-yl]amino]-5-oxopentanoic acid —— C180H288N58O47
(4S)-4-[[(2S)-2-[[(2S,3S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-5-amino-2-[[(2S,3S)-2-[[(2S)-2-[[(2S)-6-amino-2-[[2-[[(2S)-6-amino-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-5-amino-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-aminopropanoyl]amino]-3-methylbutanoyl]amino]-3-hydroxypropanoyl]amino]-4-carboxybutanoyl]amino]-3-(1H-imidazol-5-yl)propanoyl]amino]-5-oxopentanoyl]amino]-4-methylpentanoyl]amino]-4-methylpentanoyl]amino]-3-(1H-imidazol-5-yl)propanoyl]amino]-3-carboxypropanoyl]amino]hexanoyl]amino]acetyl]amino]hexanoyl]amino]-3-hydroxypropanoyl]amino]-3-methylpentanoyl]amino]-5-oxopentanoyl]amino]-3-carboxypropanoyl]amino]-4-methylpentanoyl]amino]-5-carbamimidamidopentanoyl]amino]-5-carbamimidamidopentanoyl]amino]-5-carbamimidamidopentanoyl]amino]-3-phenylpropanoyl]amino]-3-phenylpropanoyl]amino]-4-methylpentanoyl]amino]-3-(1H-imidazol-5-yl)propanoyl]amino]-3-(1H-imidazol-5-yl)propanoyl]amino]-4-methylpentanoyl]amino]-3-methylpentanoyl]amino]propanoyl]amino]-5-[[(2S,3S)-1-[[(2S)-1-[[(2S,3R)-1-[[(2S)-1-amino-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-3-(1H-imidazol-5-yl)-1-oxopropan-2-yl]amino]-3-methyl-1-oxopentan-2-yl]amino]-5-oxopentanoic acid
—— (Val671)-Amyloid b/A4 Protein Precursor770 (667-676) 252256-43-2 C51H82N14O18
(Val671)-Amyloid b/A4 Protein Precursor770 (667-676)
—— L-Phenylalanyl-L-valyl-L-prolyl-L-isoleucyl-L-phenylalanyl-L-threonyl-L-histidyl-L-seryl-L-alpha-glutamyl-L-leucyl-L-glutaminyl-L-lysyl-L-isoleucyl-L-arginyl-L-alpha-glutamyl-L-lysyl-L-alpha-glutamyl-L-arginyl-L-asparaginyl-L-lysylglycyl-L-glutamine —— C120H194N36O34
L-Phenylalanyl-L-valyl-L-prolyl-L-isoleucyl-L-phenylalanyl-L-threonyl-L-histidyl-L-seryl-L-alpha-glutamyl-L-leucyl-L-glutaminyl-L-lysyl-L-isoleucyl-L-arginyl-L-alpha-glutamyl-L-lysyl-L-alpha-glutamyl-L-arginyl-L-asparaginyl-L-lysylglycyl-L-glutamine
—— Autocamtide 2 129198-88-5 C65H118N22O20
Autocamtide 2
—— M Protein epitope OF group A streptococci 152044-86-5 C99H175N33O33
M Protein epitope OF group A streptococci
—— 2-[[(2S)-2-[[2-[[2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-6-amino-2-[[(2S)-2-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2,6-diamino-1-hydroxyhexylidene]amino]-1,3-dihydroxybutylidene]amino]-1,4-dihydroxy-4-iminobutylidene]amino]-1-hydroxy-4-methylsulfanylbutylidene]amino]-1-hydroxyhexylidene]amino]-1-hydroxy-3-(1H-imidazol-5-yl)propylidene]amino]-1-hydroxy-4-methylsulfanylbutylidene]amino]-1-hydroxypropylidene]amino]-1-hydroxyethylidene]amino]-1-hydroxypropylidene]amino]-1-hydroxypropylidene]amino]-1-hydroxypropylidene]amino]-1-hydroxypropylidene]amino]-1-hydroxyethylidene]amino]-1-hydroxypropylidene]amino]-1-hydroxy-3-methylbutylidene]amino]-1-hydroxy-3-methylbutylidene]amino]-1-hydroxyethylidene]amino]-1-hydroxyethylidene]amino]-1-hydroxy-4-methylpentylidene]amino]acetic acid —— C80H138N26O24S2
2-[[(2S)-2-[[2-[[2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-6-amino-2-[[(2S)-2-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2,6-diamino-1-hydroxyhexylidene]amino]-1,3-dihydroxybutylidene]amino]-1,4-dihydroxy-4-iminobutylidene]amino]-1-hydroxy-4-methylsulfanylbutylidene]amino]-1-hydroxyhexylidene]amino]-1-hydroxy-3-(1H-imidazol-5-yl)propylidene]amino]-1-hydroxy-4-methylsulfanylbutylidene]amino]-1-hydroxypropylidene]amino]-1-hydroxyethylidene]amino]-1-hydroxypropylidene]amino]-1-hydroxypropylidene]amino]-1-hydroxypropylidene]amino]-1-hydroxypropylidene]amino]-1-hydroxyethylidene]amino]-1-hydroxypropylidene]amino]-1-hydroxy-3-methylbutylidene]amino]-1-hydroxy-3-methylbutylidene]amino]-1-hydroxyethylidene]amino]-1-hydroxyethylidene]amino]-1-hydroxy-4-methylpentylidene]amino]acetic acid
—— beta-Amyloid (1-11) 190436-05-6 C56H76N16O22
beta-Amyloid (1-11)
—— L-Lysyl-L-leucyl-L-valyl-L-valyl-L-valylglycyl-L-alanylglycylglycyl-L-valine 195436-37-4 C41H75N11O11
L-Lysyl-L-leucyl-L-valyl-L-valyl-L-valylglycyl-L-alanylglycylglycyl-L-valine
—— Glycylglycylglycylglycyl-L-serylglycylglycylglycylglycylglycyl-L-serine 181701-44-0 C24H39N11O14
Glycylglycylglycylglycyl-L-serylglycylglycylglycylglycylglycyl-L-serine
—— L-Lysyl-N~5~-(diaminomethylidene)-L-ornithyl-L-lysyl-L-lysyl-L-lysylglycyl-L-lysylglycyl-L-leucylglycine 494804-21-6 C48H94N18O11
L-Lysyl-N~5~-(diaminomethylidene)-L-ornithyl-L-lysyl-L-lysyl-L-lysylglycyl-L-lysylglycyl-L-leucylglycine
—— L-Serylglycylglycylglycylglycyl-L-serylglycylglycylglycylglycine 501417-84-1 C22H36N10O13
L-Serylglycylglycylglycylglycyl-L-serylglycylglycylglycylglycine
—— Glycyl-L-valyl-L-prolylglycyl-L-valylglycyl-L-valyl-L-prolylglycyl-L-valine 695815-77-1 C38H64N10O11
Glycyl-L-valyl-L-prolylglycyl-L-valylglycyl-L-valyl-L-prolylglycyl-L-valine
—— L-Serylglycyl-L-serylglycyl-L-serylglycyl-L-serylglycyl-L-serylglycine 653564-29-5 C25H42N10O16
L-Serylglycyl-L-serylglycyl-L-serylglycyl-L-serylglycyl-L-serylglycine
—— Glycyl-L-lysylglycylglycyl-L-lysylglycyl-L-leucylglycyl-L-lysylglycylglycine 627863-65-4 C38H70N14O12
Glycyl-L-lysylglycylglycyl-L-lysylglycyl-L-leucylglycyl-L-lysylglycylglycine
—— Glycylglycyl-N~5~-(diaminomethylidene)-L-ornithylglycylglycylglycylglycyl-L-serylglycylglycylglycine 847803-99-0 C27H46N14O13
Glycylglycyl-N~5~-(diaminomethylidene)-L-ornithylglycylglycylglycylglycyl-L-serylglycylglycylglycine
—— Glycyl-L-seryl-L-threonyl-L-serylglycyl-L-serylglycyl-L-lysyl-L-prolylglycine 845754-59-8 C32H55N11O15
Glycyl-L-seryl-L-threonyl-L-serylglycyl-L-serylglycyl-L-lysyl-L-prolylglycine
—— N~5~-(Diaminomethylidene)-L-ornithylglycylglycylglycylglycylglycyl-L-tryptophylglycylglycyl-N~5~-(diaminomethylidene)-L-ornithine 832697-16-2 C37H57N17O11
N~5~-(Diaminomethylidene)-L-ornithylglycylglycylglycylglycylglycyl-L-tryptophylglycylglycyl-N~5~-(diaminomethylidene)-L-ornithine
—— N~5~-(Diaminomethylidene)-L-ornithylglycylglycyl-L-tryptophylglycylglycylglycylglycylglycyl-N~5~-(diaminomethylidene)-L-ornithine 832697-15-1 C37H57N17O11
N~5~-(Diaminomethylidene)-L-ornithylglycylglycyl-L-tryptophylglycylglycylglycylglycylglycyl-N~5~-(diaminomethylidene)-L-ornithine
—— Glycylglycylglycyl-L-seryl-L-serylglycylglycylglycyl-L-serylglycylglycine 824950-85-8 C25H41N11O15
Glycylglycylglycyl-L-seryl-L-serylglycylglycylglycyl-L-serylglycylglycine
—— Glycylglycyl-L-leucylglycyl-L-prolyl-L-alanylglycylglycyl-L-cysteinylglycine 919285-70-4 C29H48N10O11S
Glycylglycyl-L-leucylglycyl-L-prolyl-L-alanylglycylglycyl-L-cysteinylglycine
—— L-Prolylglycyl-L-isoleucyl-L-serylglycylglycylglycylglycylglycylglycine 571186-35-1 C28H46N10O12
L-Prolylglycyl-L-isoleucyl-L-serylglycylglycylglycylglycylglycylglycine
—— Glycylglycylglycylglycylglycyl-L-cysteinylglycylglycylglycylglycylglycine 583058-75-7 C23H37N11O12S
Glycylglycylglycylglycylglycyl-L-cysteinylglycylglycylglycylglycylglycine
—— Glycyl-L-serylglycylglycylglycylglycyl-L-serylglycyl-L-cysteinylglycine 583819-49-2 C23H38N10O13S
Glycyl-L-serylglycylglycylglycylglycyl-L-serylglycyl-L-cysteinylglycine
—— Glycyl-L-alanylglycyl-L-alanylglycyl-L-alanylglycyl-L-alanylglycyl-L-alanine 560114-83-2 C25H42N10O11
Glycyl-L-alanylglycyl-L-alanylglycyl-L-alanylglycyl-L-alanylglycyl-L-alanine
—— Glycyl-L-alanylglycyl-L-alanylglycyl-L-valylglycyl-L-leucylglycylglycine 929522-04-3 C29H50N10O11
Glycyl-L-alanylglycyl-L-alanylglycyl-L-valylglycyl-L-leucylglycylglycine
—— Ac-D-Lys-D-Phe-D-Lys-D-Phe-D-Lys-D-Phe-D-Lys-D-Phe-D-Lys-D-Phe-D-Lys-D-Phe-D-Lys-D-Phe-D-Lys-D-Phe-NH2 1392101-11-9 C122H173N25O17
Ac-D-Lys-D-Phe-D-Lys-D-Phe-D-Lys-D-Phe-D-Lys-D-Phe-D-Lys-D-Phe-D-Lys-D-Phe-D-Lys-D-Phe-D-Lys-D-Phe-NH2
—— Lusupultide 200074-80-2 C182H310N40O35
Lusupultide
—— DAEFRHDSGYEVHHQ —— C78H107N25O27
DAEFRHDSGYEVHHQ
—— L-Lysyl-L-alanyl-L-alpha-glutamyl-L-arginyl-L-alanyl-L-alpha-aspartyl-L-leucyl-L-isoleucyl-L-alanyl-L-tyrosyl-L-leucyl-L-lysyl-L-glutaminyl-L-alanyl-L-threonyl-L-alanyl-L-lysine 86579-06-8 C84H144N24O25
L-Lysyl-L-alanyl-L-alpha-glutamyl-L-arginyl-L-alanyl-L-alpha-aspartyl-L-leucyl-L-isoleucyl-L-alanyl-L-tyrosyl-L-leucyl-L-lysyl-L-glutaminyl-L-alanyl-L-threonyl-L-alanyl-L-lysine
—— L-Tryptophyl-L-arginyl-L-glutaminyl-L-alanyl-L-alanyl-L-phenylalanyl-L-valyl-L-alpha-aspartyl-L-seryl-L-tyrosineTFASalt 955091-53-9 C58H79N15O16
L-Tryptophyl-L-arginyl-L-glutaminyl-L-alanyl-L-alanyl-L-phenylalanyl-L-valyl-L-alpha-aspartyl-L-seryl-L-tyrosineTFASalt
—— L-Seryl-L-cysteinyl-L-seryl-L-leucyl-L-prolyl-L-glutaminyl-L-threonyl-L-serylglycyl-L-leucyl-L-glutaminyl-L-lysyl-L-prolyl-L-alpha-glutamyl-L-serinamide 258276-95-8 C64H109N19O24S
L-Seryl-L-cysteinyl-L-seryl-L-leucyl-L-prolyl-L-glutaminyl-L-threonyl-L-serylglycyl-L-leucyl-L-glutaminyl-L-lysyl-L-prolyl-L-alpha-glutamyl-L-serinamide
—— Scrambled 10Panx 1315378-72-3 C58H79N15O16
Scrambled 10Panx
—— Cardiotoxin F8 (Najanaja reduced) 56574-46-0 C289H487N79O80S11
Cardiotoxin F8 (Najanaja reduced)
—— 3-[(3S,12S,17S,20S,23S,26S,29S,32S)-26-[(2S)-butan-2-yl]-3-(carboxymethyl)-17-[[3-(3-ethoxy-3-oxopropyl)sulfanyl-3-oxopropyl]carbamoyl]-20-[(1R)-1-hydroxyethyl]-12-(hydroxymethyl)-2,5,8,11,14,19,22,25,28,31-decaoxo-23-propan-2-yl-1,4,7,10,13,18,21,24,27,30-decazabicyclo[30.3.0]pentatriacontan-29-yl]propanoic acid 1408311-00-1 C49H77N11O20S
3-[(3S,12S,17S,20S,23S,26S,29S,32S)-26-[(2S)-butan-2-yl]-3-(carboxymethyl)-17-[[3-(3-ethoxy-3-oxopropyl)sulfanyl-3-oxopropyl]carbamoyl]-20-[(1R)-1-hydroxyethyl]-12-(hydroxymethyl)-2,5,8,11,14,19,22,25,28,31-decaoxo-23-propan-2-yl-1,4,7,10,13,18,21,24,27,30-decazabicyclo[30.3.0]pentatriacontan-29-yl]propanoic acid
—— 3-[(3S,6S,12S,15S,18S,21S,24S,27S,30S,35S)-6-(4-aminobutyl)-27-(2-amino-2-oxoethyl)-18-(3-amino-3-oxopropyl)-30-[(2S)-butan-2-yl]-35-[[3-(3-ethoxy-3-oxopropyl)sulfanyl-3-oxopropyl]carbamoyl]-21-(1H-indol-3-ylmethyl)-3-methyl-24-(2-methylsulfanylethyl)-2,5,8,11,14,17,20,23,26,29,32-undecaoxo-12-propan-2-yl-1,4,7,10,13,16,19,22,25,28,31-undecazacyclopentatriacont-15-yl]propanoic acid 1408311-01-2 C65H100N16O19S2
3-[(3S,6S,12S,15S,18S,21S,24S,27S,30S,35S)-6-(4-aminobutyl)-27-(2-amino-2-oxoethyl)-18-(3-amino-3-oxopropyl)-30-[(2S)-butan-2-yl]-35-[[3-(3-ethoxy-3-oxopropyl)sulfanyl-3-oxopropyl]carbamoyl]-21-(1H-indol-3-ylmethyl)-3-methyl-24-(2-methylsulfanylethyl)-2,5,8,11,14,17,20,23,26,29,32-undecaoxo-12-propan-2-yl-1,4,7,10,13,16,19,22,25,28,31-undecazacyclopentatriacont-15-yl]propanoic acid
—— [Phe(p-OMe)<sup>1</sup>]-alloferon 1421595-85-8 C56H80N20O17
[Phe(p-OMe)<sup>1</sup>]-alloferon
—— 2-[4-[2-[[(2S)-1-[[(2S)-1-[[(2S)-1-[(2S)-2-[[2-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[(2-amino-2-oxoethyl)amino]-4-[(4-methyl-2-oxo-1H-quinolin-7-yl)amino]-1,4-dioxobutan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-2-oxoethyl]carbamoyl]pyrrolidin-1-yl]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-2-oxoethyl]-7,10-bis(carboxymethyl)-1,4,7,10-tetrazacyclododec-1-yl]acetic acid 1415099-95-4 C75H97N29O19
2-[4-[2-[[(2S)-1-[[(2S)-1-[[(2S)-1-[(2S)-2-[[2-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[(2-amino-2-oxoethyl)amino]-4-[(4-methyl-2-oxo-1H-quinolin-7-yl)amino]-1,4-dioxobutan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-2-oxoethyl]carbamoyl]pyrrolidin-1-yl]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-2-oxoethyl]-7,10-bis(carboxymethyl)-1,4,7,10-tetrazacyclododec-1-yl]acetic acid
—— Aivvggvmlgiiagknsgvdeaffvlkqhhveygsdhrfead 317366-82-8 C203H311N55O60S
Aivvggvmlgiiagknsgvdeaffvlkqhhveygsdhrfead