Peptide Database

Peptide NameAndrogenic gland hormone A chain

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length31 amino acids

Chemical FormulaC161H255N51O50S4

DescriptionStandard

        DIAFHEECCNIRTEHKCNKTTVELYCRRYTR
    

Molecular Weight3833.32 Da

Isoelectric Point (pI)7.89

Net Charge (pH 7.0)0.90

Net Charge (pH 7.4) 0.53

Charge Density (pH 7.0) 0.0291

GRAVY Index-0.98

Hydrophobic Moment 0.60

Boman Index-0.36

Instability Index80.91

Aliphatic Index 50.32

Aromaticity 0.0968

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 3230.00

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

Amino Acid Composition

TPSA 1687.38

LogP -17.93

H-bond Donors 65.0

H-bond Acceptors 57.0

Rotatable Bonds 128.0

Heavy Atoms 266.0

Ring Count 5.0

Amide Bonds 32.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0009085 VERIFIED: YES

Provenance & Taxonomy

OrganismPorcellio scaber [Animal]

FamilyAndrogenic gland hormone

Tax ID64697

Structure & Mods

Configlinear peptide with reported disulfide constraint [Linear]

Chiralitynoncanonical stereochemical modification [Modified]

Disulfide9-17

Other Mods18:N-linked (GlcNAc...) asparagine

Bio-Activity Profile

Function

Hormone Endocrine Growth regulation Development regulation

Half-LifeMammalian: 1.1 hour; Yeast: 3 min; E. coli: >10 hour