Peptide Database

Peptide NameSperm-associated antigen 11B (Protein EP2)

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Toxicity / Safety ▸ Negative safety assay result ▸ Non-hemolytic

Standard StatusStandard

Sequence Length113 amino acids

Chemical FormulaC582H890N156O158S8

DescriptionStandard

        MIPRLLPFFASLLFAALLFPGLSNASSINHLVTEPPSFPKDEFPARGVNGSQLLHHRVKRLPPRTPPYHEPEPNYQIVNCKKSEGQCQEYCNFMETQVGYCSKKKEPCCLHPF
    

Molecular Weight12856.76 Da

Isoelectric Point (pI)8.57

Net Charge (pH 7.0)2.89

Net Charge (pH 7.4) 2.30

Charge Density (pH 7.0) 0.0256

GRAVY Index-0.40

Hydrophobic Moment 0.66

Boman Index0.01

Instability Index40.82

Aliphatic Index 69.03

Aromaticity 0.1062

Extinction Coeff. Reduced 5960.00

Extinction Coeff. Oxidized 6335.00

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

Amino Acid Composition

TPSA 4938.85

LogP -43.56

H-bond Donors 167.0

H-bond Acceptors 174.0

Rotatable Bonds 403.0

Heavy Atoms 904.0

Ring Count 32.0

Amide Bonds 123.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0108883 VERIFIED: NO

Provenance & Taxonomy

OrganismMus musculus [Animal]

FamilyDefensin

Tax ID10090

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial

RECORD: Rec_0182142 VERIFIED: YES

Provenance & Taxonomy

OrganismMus musculus [Animal]

FamilyBeta-defensin; Defensin

Tax ID10090

Structure & Mods

Configdisulfide-constrained cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfidedisulfide bond; sites not specified

Bio-Activity Profile

Function

Antimicrobial Defensin Anti-Gram-negative Non-hemolytic

TargetEscherichia coli