Peptide Database

Peptide NameCrustin

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Standard StatusStandard

Sequence Length90 amino acids

Chemical FormulaC446H676N132O124S12

DescriptionStandard

        SRVPPYLARDCKHWCKDNNQALYCCGPPGITYPPFIRNHPGKCPSVRSTCTGVRSYRPKLCPHDGACDFRSKCCYDACVEHHVCKTVEFY
    

Molecular Weight10255.73 Da

Isoelectric Point (pI)8.76

Net Charge (pH 7.0)5.78

Net Charge (pH 7.4) 5.12

Charge Density (pH 7.0) 0.0642

GRAVY Index-0.57

Hydrophobic Moment 0.66

Boman Index-0.12

Instability Index59.87

Aliphatic Index 45.44

Aromaticity 0.1111

Extinction Coeff. Reduced 14440.00

Extinction Coeff. Oxidized 15190.00

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

Amino Acid Composition

TPSA 4050.84

LogP -42.76

H-bond Donors 152.0

H-bond Acceptors 147.0

Rotatable Bonds 313.0

Heavy Atoms 714.0

Ring Count 26.0

Amide Bonds 93.0

3D PDB MODEL

Drag to rotate. Click a residue or atom to inspect it; the selected residue is highlighted in amber in the current view mode. Use the buttons to zoom.

2D CHEMICAL STRUCTURE

Drag to move

Drag to move. Use the buttons to zoom.

RECORD: Rec_0033379 VERIFIED: YES

Provenance & Taxonomy

OrganismPortunus pelagicus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-positive Anti-Gram-negative

TargetGFP tagged V. parahaemolyticus Dahv2

Activity20 μg/mL

MethodMIC

RECORD: Rec_0094786 VERIFIED: YES

Provenance & Taxonomy

OrganismPortunus pelagicus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-positive Anti-Gram-negative

TargetPseudomonas aeruginosa HQ 4006631

Activity20 μg/mL

MethodMIC

RECORD: Rec_0199562 VERIFIED: YES

Provenance & Taxonomy

OrganismPortunus pelagicus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-positive Anti-Gram-negative

TargetEnterococcus faecalis HQ 6932791

Activity30 μg/mL

MethodMIC

RECORD: Rec_0276943 VERIFIED: YES

Provenance & Taxonomy

OrganismPortunus pelagicus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-positive Anti-Gram-negative

TargetStaphylococcus aureus MTCC 9542

Activity30 μg/mL

MethodMIC

RECORD: Rec_0423460 VERIFIED: YES

Provenance & Taxonomy

OrganismPortunus pelagicus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-positive Anti-Gram-negative

TargetEscherichia coli ATCC 25922

Activity20 μg/mL

MethodMIC