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(Leu31,Pro34)-Peptide YY (human) trifluoroacetate salt

更新时间:2024-01-06 14:04:50

(Leu31,Pro34)-Peptide YY (human) trifluoroacetate salt结构式
(Leu31,Pro34)-Peptide YY (human) trifluoroacetate salt结构式
品牌特惠专场
常用名 (Leu31,Pro34)-Peptide YY (human) trifluoroacetate salt 英文名 (Leu31,Pro34)-Peptide YY (human) trifluoroacetate salt
CAS号 179986-95-9 分子量 N/A
密度 N/A 沸点 N/A
分子式 C195H296N54O56 熔点 N/A
MSDS 美版 闪点 N/A

 用途


(Leu31,Pro34)-肽YY(人)是肽YY的衍生物(HY-P1514),是一种有效且选择性的Y1激动剂,KD为1.0nM[1]。

 名称

英文名 (4S)-5-[[(1S)-2-[[(1S)-2-[[(1S)-2-[(2S)-2-[[(1S)-1-[[(1S)-1-[[(1S)-1-[[(1S)-3-amino-1-[[(1S)-1-[[(1S)-2-[[(1S)-2-[[(1S)-2-[[(1S)-2-[[(1S)-1-[[(1S)-1-[[(1S)-2-[[(1S)-2-[[(1S)-1-[[(1S)-3-amino-1-[[(1S)-1-[[(1S)-1-[[(1S,2R)-1-[[(1S)-1-[(2S)-2-[[(1S)-1-[[(1S)-2-amino-1-[(4-hydroxyphenyl)methyl]-2-oxo-ethyl]carbamoyl]-4-guanidino-butyl]carbamoyl]pyrrolidine-1-carbonyl]-4-guanidino-butyl]carbamoyl]-2-hydroxy-propyl]carbamoyl]-3-methyl-butyl]carbamoyl]-3-methyl-butyl]carbamoyl]-3-oxo-propyl]carbamoyl]-3-methyl-butyl]amino]-1-[(4-hydroxyphenyl)methyl]-2-oxo-ethyl]amino]-1-(1H-imidazol-4-ylmethyl)-2-oxo-ethyl]carbamoyl]-4-guanidino-butyl]carbamoyl]-3-methyl-butyl]amino]-1-(hydroxymethyl)-2-oxo-ethyl]amino]-1-methyl-2-oxo-ethyl]amino]-1-[(4-hydroxyphenyl)methyl]-2-oxo-ethyl]amino]-1-[(4-hydroxyphenyl)methyl]-2-oxo-ethyl]carbamoyl]-4-guanidino-butyl]carbamoyl]-3-oxo-propyl]carbamoyl]-3-methyl-butyl]carbamoyl]-3-carboxy-propyl]carbamoyl]-3-carboxy-propyl]carbamoyl]pyrrolidin-1-yl]-1-(hydroxymethyl)-2-oxo-ethyl]amino]-1-methyl-2-oxo-ethyl]amino]-1-(carboxymethyl)-2-oxo-ethyl]amino]-4-[[2-[[(2S)-1-[(2S)-2-[[(2S)-2-[[(2S)-1-[(2S)-6-amino-2-[[(2S,3S)-2-[[(2S)-1-[(2S)-2-amino-3-(4-hydroxyphenyl)propanoyl]pyrrolidine-2-carbonyl]amino]-3-methyl-pentanoyl]amino]hexanoyl]pyrrolidine-2-carbonyl]amino]-4-carboxy-butanoyl]amino]propanoyl]pyrrolidine-2-carbonyl]amino]acetyl]amino]-5-oxo-pentanoic acid

 生物活性

描述 (Leu31,Pro34)-肽YY(人)是肽YY的衍生物(HY-P1514),是一种有效且选择性的Y1激动剂,KD为1.0nM[1]。
相关类别
靶点

NPY Y1 receptor:1.0 nM (Kd)

NPY Y2 receptor:670 nM (Kd)

体外研究 (Leu31,Pro34)-肽YY在大鼠额顶叶皮质膜制剂 (Y1)富集组织) 和兔大隐静脉 (Y1)体外生物测定) 中表现出高亲和力 (nM)但在 年2富集制剂 (大鼠海马) 中仅表现出低亲和力[1]。
体内研究 (Leu31,Pro34)-肽YY(0.1-1nmol/天;ICV;14天)对大鼠有抗焦虑和抗抑郁作用[2]。 动物模型:体重150-170 g的雄性Sprague-Dawley大鼠,OBX/Sham模型[2]剂量:0.1、0.3和1 nmol/天给药:ICV,持续14天结果:OBX动物的过度运动和静止时间显著减少。扭转了OBX动物的社会接触不足。减少假动物的梳理行为。
参考文献

[1]. Dumont Y, et al. Peptide YY derivatives as selective neuropeptide Y/peptide YY Y1 and Y2 agonists devoided of activity for the Y3 receptor sub-type. Brain Res Mol Brain Res. 1994 Oct;26(1-2):320-4.  

[2]. Morales-Medina JC, et al. Role of neuropeptide Y Y₁ and Y₂ receptors on behavioral despair in a rat model of depression with co-morbid anxiety. Neuropharmacology. 2012 Jan;62(1):200-8.  

 物理化学性质

分子式 C195H296N54O56