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Apamin

Catalog No. A1289 Name Sigma Aldrich
CAS Number 24345-16-2 Website http://www.sigmaaldrich.com
M. F. C79H131N31O24S4 Telephone 1-800-521-8956
M. W. 2027.33874 Fax
Purity ≥95% (HPLC) Email
Storage Chembase ID: 155183

SYNONYMS

IUPAC name
3-[(1R,4S,7S,13S,16S,19S,22S,25S,28R,31S,34S,37S,40R,47S,50R)-50-amino-4-(4-aminobutyl)-34,37-bis(3-carbamimidamidopropyl)-40-{[(1S)-3-carbamoyl-1-{[(1S)-3-carbamoyl-1-{[(1S)-1-carbamoyl-2-(1H-imidazol-5-yl)ethyl]carbamoyl}propyl]carbamoyl}propyl]carbamoyl}-47-(carbamoylmethyl)-19-[(1R)-1-hydroxyethyl]-7,22,31-trimethyl-25-(2-methylpropyl)-2,5,8,14,17,20,23,26,29,32,35,38,46,49-tetradecaoxo-42,43,52,53-tetrathia-3,6,9,15,18,21,24,27,30,33,36,39,45,48-tetradecaazatricyclo[26.16.10.09,13]tetrapentacontan-16-yl]propanoic acid
IUPAC Traditional name
3-[(1R,4S,7S,13S,16S,19S,22S,25S,28R,31S,34S,37S,40R,47S,50R)-50-amino-4-(4-aminobutyl)-34,37-bis(3-carbamimidamidopropyl)-40-{[(1S)-3-carbamoyl-1-{[(1S)-3-carbamoyl-1-{[(1S)-1-carbamoyl-2-(3H-imidazol-4-yl)ethyl]carbamoyl}propyl]carbamoyl}propyl]carbamoyl}-47-(carbamoylmethyl)-19-[(1R)-1-hydroxyethyl]-7,22,31-trimethyl-25-(2-methylpropyl)-2,5,8,14,17,20,23,26,29,32,35,38,46,49-tetradecaoxo-42,43,52,53-tetrathia-3,6,9,15,18,21,24,27,30,33,36,39,45,48-tetradecaazatricyclo[26.16.10.09,13]tetrapentacontan-16-yl]propanoic acid

DATABASE IDS

CAS Number 24345-16-2
EC Number 246-182-7
MDL Number MFCD00167944
PubChem SID 24890526

PROPERTIES

Biological Source from bee venom
Empirical Formula (Hill Notation) C79H131N31O24S4
Purity ≥95% (HPLC)
Gene Information rat ... Kcnn1(54261)
MSDS Link Download
RTECS CD6899900
Safety Statements 22-24/25
Storage Temperature -20°C
German water hazard class 3

DETAILS

Description (English)
Amino Acid Sequence
Cys-Asn-Cys-Lys-Ala-Pro-Glu-Thr-Ala-Leu-Cys-Ala-Arg-Arg-Cys-Gln-Gln-His-NH2 [Disulfide Bridges: 1-11, 3-15]
Biochem/physiol Actions
The only polypeptide neurotoxin that is known to pass the blood-brain barrier. Blocks ATP-type Ca+2-activated K+ channels.
Description (简体中文)
Amino Acid Sequence
Cys-Asn-Cys-Lys-Ala-Pro-Glu-Thr-Ala-Leu-Cys-Ala-Arg-Arg-Cys-Gln-Gln-His-NH2 [Disulfide Bridges: 1-11, 3-15]
Biochem/physiol Actions
The only polypeptide neurotoxin that is known to pass the blood-brain barrier. Blocks ATP-type Ca+2-activated K+ channels.

REFERENCES