Peptide Database

Peptide NameTachycitin

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Standard StatusStandard

Sequence Length98 amino acids

Chemical FormulaC490H746N132O135S12

DescriptionStandard

        MASSFMFAVVVLFISLAANVESYLAFRCGRYSPCLDDGPNVNLYSCCSFYNCHKCLARLENCPKGLHYNAYLKVCDWPSKAGCTSVNKECHLWKTGRK
    

Molecular Weight11030.75 Da

Isoelectric Point (pI)8.71

Net Charge (pH 7.0)4.66

Net Charge (pH 7.4) 4.12

Charge Density (pH 7.0) 0.0476

GRAVY Index0.02

Hydrophobic Moment 0.62

Boman Index0.07

Instability Index56.66

Aliphatic Index 72.65

Aromaticity 0.1327

Extinction Coeff. Reduced 19940.00

Extinction Coeff. Oxidized 20565.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 4267.56

LogP -40.29

H-bond Donors 159.0

H-bond Acceptors 155.0

Rotatable Bonds 352.0

Heavy Atoms 769.0

Ring Count 22.0

Amide Bonds 104.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0035652 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial

PaperKawabata S., Nagayama R., Hirata M., Shigenaga T., Agarwala K.L., Saito T., Cho J., Nakajima H., Takagi T., Iwanaga S.;. "Tachycitin, a small granular component in horseshoe crab hemocytes, is an antimicrobial protein with chitin-binding activity."; J. Biochem. 120:1253-1260. Evidence URLhttps://www.uniprot.org/uniprotkb/P91818/entry