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Merck
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主要文件

C1796

Sigma-Aldrich

Cecropin B

≥97% (HPLC), powder

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About This Item

经验公式(希尔记法):
C176H301N51O42S
CAS号:
分子量:
3835.65
MDL编号:
UNSPSC代码:
12352200
NACRES:
NA.32

质量水平

方案

≥97% (HPLC)

表单

powder

抗生素抗菌谱

fungi

作用机制

cell membrane | interferes

储存温度

−20°C

SMILES字符串

S(CC[C@H](NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@@H](N)CCCCN)Cc3c4c([nH]c3)cccc4)CCCCN)C(C)C)Cc2ccccc2)CCCCN)CCCCN)[C@H](CC)C)CCC(=O)O)CCCCN)C(=O)NCC(=O)N[C@@H](CCCN\C(

InChI

1S/C176H302N52O41S/c1-25-97(15)140(174(269)224-139(96(13)14)168(263)212-113(57-36-43-72-179)155(250)199-101(19)145(240)198-91-134(234)228-79-50-64-128(228)167(262)202-104(22)149(244)225-141(98(16)26-2)171(266)203-105(23)148(243)222-137(94(9)10)169(264)219-123(82-93(7)8)152(247)196-89-132(232)205-119(65-67-135(235)236)156(251)201-102(20)146(241)206-112(56-35-42-71-178)154(249)200-103(21)147(242)215-122(144(187)239)81-92(5)6)221-133(233)90-197-153(248)126(85-129(185)229)217-160(255)118(63-49-78-193-176(190)191)213-172(267)143(100(18)28-4)227-166(261)127(86-130(186)230)218-157(252)111(62-48-77-192-175(188)189)204-131(231)88-195-151(246)121(69-80-270-24)211-159(254)114(58-37-44-73-180)207-161(256)120(66-68-136(237)238)214-173(268)142(99(17)27-3)226-163(258)117(61-40-47-76-183)208-158(253)115(59-38-45-74-181)209-164(259)124(83-106-51-30-29-31-52-106)220-170(265)138(95(11)12)223-162(257)116(60-39-46-75-182)210-165(260)125(216-150(245)109(184)54-34-41-70-177)84-107-87-194-110-55-33-32-53-108(107)110/h29-33,51-53,55,87,92-105,109,111-128,137-143,194H,25-28,34-50,54,56-86,88-91,177-184H2,1-24H3,(H2,185,229)(H2,186,230)(H2,187,239)(H,195,246)(H,196,247)(H,197,248)(H,198,240)(H,199,250)(H,200,249)(H,201,251)(H,202,262)(H,203,266)(H,204,231)(H,205,232)(H,206,241)(H,207,256)(H,208,253)(H,209,259)(H,210,260)(H,211,254)(H,212,263)(H,213,267)(H,214,268)(H,215,242)(H,216,245)(H,217,255)(H,218,252)(H,219,264)(H,220,265)(H,221,233)(H,222,243)(H,223,257)(H,224,269)(H,225,244)(H,226,258)(H,227,261)(H,235,236)(H,237,238)(H4,188,189,192)(H4,190,191,193)/t97-,98-,99-,100-,101-,102-,103-,104-,105-,109-,111-,112-,113-,114-,115-,116-,117-,118-,119-,120-,121-,122-,123-,124-,125-,126-,127-,128-,137-,138-,139-,140-,141-,142-,143-/m0/s1

InChI key

YIQHNFUJWYYSEC-MQAAYMCRSA-N

Amino Acid Sequence

Lys-Trp-Lys-Val-Phe-Lys-Lys-Ile-Glu-Lys-Met-Gly-Arg-Asn-Ile-Arg-Asn-Gly-Ile-Val-Lys-Ala-Gly-Pro-Ala-Ile-Ala-Val-Leu-Gly-Glu-Ala-Lys-Ala-Leu-NH2

一般描述

Cecropin B is an antimicrobial peptide present in the hemolymph of the silk moth, Hyalophora cecropia. It is a member of the Cecropin class and possesses an α-helix-like structure. 
Chemical structure: peptide

应用

Cecropin B has been used as an antibiotic peptide to study its cytotoxic potential in breast adenocarcinoma and mesothelioma cell lines. It has also been used as an antimicrobial peptide to test the susceptibility of the Photorhabdus variants in minimal inhibitory concentration (MIC) assays.

生化/生理作用

Antibacterial peptide
Antibacterial peptide originally identified in moths (Hyalophora cecropia) and later in pig intestine.
Cecropin B is known for its antimicrobial activity. It displays antitumor effects in hepatocellular carcinoma, lymphoma, and leukemia cell lines.

其他说明

Lyophilized from 0.1% TFA in H2O

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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其他客户在看

Chao-chao Luo et al.
Animal biotechnology, 24(1), 66-78 (2013-02-12)
The antibacterial peptide Cecropin B (CB), isolated from the giant silk moth, has been shown to effectively eliminate bacteria. In this study, the effects of transgenic CB on dairy goat mammary epithelial cells (DGMECs) and dairy goat mammary gland were
Henrik Suttmann et al.
BMC urology, 8, 5-5 (2008-03-05)
This study evaluated the cytotoxic and antiproliferative efficacy of two well-characterized members of the Cecropin-family of antimicrobial peptides against bladder tumor cells and benign fibroblasts. The antiproliferative and cytotoxic potential of the Cecropins A and B was quantified by colorimetric
P Peter Chiou et al.
Developmental and comparative immunology, 30(9), 797-806 (2005-12-15)
There are increasing evidence of the potential role of antimicrobial peptides in the regulation of immune responses in mammalian species. However, the effects of these peptides in fish have yet to be investigated. In this study, we examined the transcriptional
Zhongyuan Liu et al.
Acta crystallographica. Section F, Structural biology and crystallization communications, 66(Pt 7), 851-853 (2010-07-08)
Cecropin B is a 37-residue cationic antimicrobial peptide derived from the haemolymph of Bombyx mori. The precise mechanism by which cecropins exert their antimicrobial and cytolytic activities is not well understood. Crystals of cecropin B were obtained by the hanging-drop
K Taniai et al.
Insect molecular biology, 15(3), 269-279 (2006-06-08)
We tested 11 Bombyx mori cell lines for induction of cecropin B gene (CecB) expression. After the immune challenge, CecB expression was induced in seven cell lines. A mixture of the cell-free supernatant from the immune-responsive cell lines and lipopolysaccharide

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