Peptide Database

Peptide NameCystatin-SA (Cystatin-2), (Cystatin-S5)

Function Ontology

Antimicrobial

Standard StatusStandard

Sequence Length141 amino acids

Chemical FormulaC730H1138N200O219S7

DescriptionStandard

        MAWPLCTLLLLLATQAVALAWSPQEEDRIIEGGIYDADLNDERVQRALHFVISEYNKATEDEYYRRLLRVLRAREQIVGGVNYFFDIEVGRTICTKSQPNLDTCAFHEQPELQKKQLCSFQIYEVPWEDRMSLVNSRCQEA
    

Molecular Weight16444.51 Da

Isoelectric Point (pI)4.85

Net Charge (pH 7.0)-7.34

Net Charge (pH 7.4) -7.77

Charge Density (pH 7.0) -0.0520

GRAVY Index-0.32

Hydrophobic Moment 0.95

Boman Index-0.04

Instability Index60.68

Aliphatic Index 92.69

Aromaticity 0.0993

Extinction Coeff. Reduced 25440.00

Extinction Coeff. Oxidized 25690.00

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

Amino Acid Composition

TPSA 6814.17

LogP -59.06

H-bond Donors 239.0

H-bond Acceptors 221.0

Rotatable Bonds 546.0

Heavy Atoms 1156.0

Ring Count 24.0

Amide Bonds 155.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0123500 VERIFIED: NO

Provenance & Taxonomy

OrganismHomo sapiens [Animal]

FamilyCystatin

Tax ID9606

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial