Peptide Database

Peptide NameShep I

Function Ontology

Antimicrobial

Antimicrobial ▸ Antifungal

Standard StatusStandard

Sequence Length23 amino acids

Chemical FormulaC74H99N37O24

DescriptionStandard

        GGHGGHGGHGGHGGHGHGGGGHG
    

Molecular Weight1890.81 Da

Isoelectric Point (pI)7.25

Net Charge (pH 7.0)0.37

Net Charge (pH 7.4) -0.19

Charge Density (pH 7.0) 0.0161

GRAVY Index-1.25

Hydrophobic Moment 0.17

Boman Index0.21

Instability Index20.93

Aliphatic Index 0.00

Aromaticity 0.0000

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 0.00

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

Amino Acid Composition

TPSA 904.28

LogP -18.07

H-bond Donors 31.0

H-bond Acceptors 31.0

Rotatable Bonds 59.0

Heavy Atoms 135.0

Ring Count 7.0

Amide Bonds 22.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0269009 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

Tax ID32630

Structure & Mods

Configsynthetic linear peptide [Linear]

Chiralitymixed L/D amino-acid peptide [Mixed]

C-TermAmidation

Other ModsAPD analysis reveals that this sequence is 82.14% similar to Shepherin I G: 70%, H: 30%. Chemical modification: C-terminal amidation

Bio-Activity Profile

Function

Antimicrobial Antifungal

TargetCandida albicans ATCC 90028

Activity>100 μM

MethodMIC

RECORD: Rec_0372137 VERIFIED: YES