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Merck
CN

05-23-2005

Neuropeptide Y, Human

A potent vasoconstrictor.

Synonym(s):

Neuropeptide Y, Human, NPY, Human, YPSKPDNPGEDAPAEDMARYYSALRHYINLITRQRY-NH2

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About This Item

Empirical Formula (Hill Notation):
C189H285N55O57S
CAS Number:
90880-35-6
Molecular Weight:
4271.68
NACRES:
NA.77
UNSPSC Code:
12352202
MDL number:
MFCD00212432

Key Documents

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Product Name

Neuropeptide Y, Human, A potent vasoconstrictor.

InChI

1S/C189H285N55O57S/c1-15-93(7)148(179(295)234-128(81-140(193)254)168(284)226-123(74-92(5)6)171(287)239-149(94(8)16-2)180(296)240-150(99(13)247)181(297)222-115(31-22-67-208-189(202)203)156(272)220-117(56-59-139(192)253)161(277)218-113(29-20-65-206-187(198)199)157(273)224-121(151(195)267)76-101-38-48-107(249)49-39-101)238-172(288)126(79-104-44-54-110(252)55-45-104)229-167(283)127(80-105-86-204-90-210-105)230-159(275)114(30-21-66-207-188(200)201)219-164(280)122(73-91(3)4)225-154(270)96(10)212-173(289)133(88-245)236-166(282)125(78-103-42-52-109(251)53-43-103)228-165(281)124(77-102-40-50-108(250)51-41-102)227-158(274)112(28-19-64-205-186(196)197)216-152(268)95(9)211-155(271)119(62-72-302-14)221-169(285)130(84-146(263)264)232-162(278)118(58-61-144(259)260)217-153(269)97(11)213-176(292)136-33-24-68-241(136)182(298)98(12)214-163(279)129(83-145(261)262)231-160(276)116(57-60-143(257)258)215-142(256)87-209-175(291)135-32-23-70-243(135)185(301)132(82-141(194)255)235-170(286)131(85-147(265)266)233-177(293)138-35-26-71-244(138)184(300)120(27-17-18-63-190)223-174(290)134(89-246)237-178(294)137-34-25-69-242(137)183(299)111(191)75-100-36-46-106(248)47-37-100/h36-55,86,90-99,111-138,148-150,245-252H,15-35,56-85,87-89,190-191H2,1-14H3,(H2,192,253)(H2,193,254)(H2,194,255)(H2,195,267)(H,204,210)(H,209,291)(H,211,271)(H,212,289)(H,213,292)(H,214,279)(H,215,256)(H,216,268)(H,217,269)(H,218,277)(H,219,280)(H,220,272)(H,221,285)(H,222,297)(H,223,290)(H,224,273)(H,225,270)(H,226,284)(H,227,274)(H,228,281)(H,229,283)(H,230,275)(H,231,276)(H,232,278)(H,233,293)(H,234,295)(H,235,286)(H,236,282)(H,237,294)(H,238,288)(H,239,287)(H,240,296)(H,257,258)(H,259,260)(H,261,262)(H,263,264)(H,265,266)(H4,196,197,205)(H4,198,199,206)(H4,200,201,207)(H4,202,203,208)/t93-,94-,95-,96-,97-,98-,99+,111-,112-,113-,114-,115-,116-,117-,118-,119-,120-,121-,122-,123-,124-,125-,126-,127-,128-,129-,130-,131-,132-,133-,134-,135-,136-,137-,138-,148-,149-,150-/m0/s1

InChI key

XKWCTHKJQNUFOQ-HRPSIEBRSA-N

assay

≥97% (HPLC)

form

lyophilized solid

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze
desiccated

color

white to off-white

solubility

5% acetic acid: 1 mg/mL

shipped in

ambient

storage temp.

−20°C

Quality Level

100

Biochem/physiol Actions

Cell permeable: no
Primary Target
A potent vasoconstrictor
Product does not compete with ATP.
Reversible: yes

Disclaimer

Toxicity: Harmful (C)

General description

A potent vasoconstrictor. Reversibly inhibits Ca2+-activated K+ channels in vascular smooth muscle cells.

Other Notes

H-Tyr-Pro-Ser-Lys-Pro-Asp-Asn-Pro-Gly-Glu-Asp-Ala-Pro-Ala-Glu-Asp-Met-Ala-Arg-Tyr-Tyr-Ser-Ala-Leu-Arg-His-Tyr-Ile-Asn-Leu-Ile-Thr-Arg-Gln-Arg-Tyr-NH₂
Xiong, Z., and Cheung, D.W. 1994. Pflugers Arch. 429, 280.
Wahlestedt, C., et al. 1993. Science259, 528.
Leibowitz, S.F. 1992. NeuroReport3, 1023.

Packaging

Yes

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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