Peptide Database

Peptide NameVKVR

Function Ontology

Anticancer

Antimicrobial

Neurological / Signaling ▸ Analgesic/opioid activity ▸ Analgesic

Standard StatusStandard

Sequence Length65 amino acids

Chemical FormulaC313H463N87O97S8

DescriptionStandard

        VKDGYIVDDKNCAYFCGRNAYCDDECEKNGAESGYCQWAGVYGNACWCYKLPDKVPIRVPGRCNG
    

Molecular Weight7253.07 Da

Isoelectric Point (pI)5.13

Net Charge (pH 7.0)-1.34

Net Charge (pH 7.4) -1.69

Charge Density (pH 7.0) -0.0206

GRAVY Index-0.59

Hydrophobic Moment 0.49

Boman Index-0.07

Instability Index17.05

Aliphatic Index 48.00

Aromaticity 0.1385

Extinction Coeff. Reduced 19940.00

Extinction Coeff. Oxidized 20440.00

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

Amino Acid Composition

TPSA 2982.58

LogP -31.16

H-bond Donors 109.0

H-bond Acceptors 104.0

Rotatable Bonds 230.0

Heavy Atoms 505.0

Ring Count 14.0

Amide Bonds 70.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0135321 VERIFIED: YES

Provenance & Taxonomy

OrganismOlivierus martensii [Animal]

FamilyScorpion toxin-derived

Tax ID34649

Structure & Mods

Configdisulfide-constrained linear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide12-63; 16-36; 22-46; 26-48

Bio-Activity Profile

Function

Analgesic Anticancer

TargetEhrlich ascites tumor and S-180 fibrosarcoma models

RECORD: Rec_0420918 VERIFIED: NO