Peptide Database

Peptide NameUnnamed

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length93 amino acids

Chemical FormulaC391H616N116O142S14

DescriptionStandard

        SYPDTAVRQCIPCGPGNRGNCFGPNICCGEDLGCYVGTPETLRCVEETYLPSPCEAGGKPCSSGGRCAAPGVCCSDDTCVVDSSCLDEDSERR
    

Molecular Weight9662.68 Da

Isoelectric Point (pI)4.27

Net Charge (pH 7.0)-7.66

Net Charge (pH 7.4) -8.09

Charge Density (pH 7.0) -0.0823

GRAVY Index-0.35

Hydrophobic Moment 0.52

Boman Index-0.05

Instability Index47.04

Aliphatic Index 48.17

Aromaticity 0.0430

Extinction Coeff. Reduced 4470.00

Extinction Coeff. Oxidized 5345.00

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

Amino Acid Composition

TPSA 4077.07

LogP -58.65

H-bond Donors 152.0

H-bond Acceptors 149.0

Rotatable Bonds 301.0

Heavy Atoms 663.0

Ring Count 13.0

Amide Bonds 96.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0159503 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide

Paper数据库级溯源文献：Wang Y, Wang M, Yin S, et al. NeuroPep: a comprehensive resource of neuropeptides. Database (Oxford). 2015:bav038. PMID 25931458; Bin Y, Zhang W, Tang W, et al. Prediction of Neuropeptides from Sequence Information Using Ensemble Classifier and Hybrid Features. J Proteome Res. 2020;19(9):3732-3740. PMID 32786686. PMID25931458;32786686 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/25931458/

RECORD: Rec_0250492 VERIFIED: YES

Provenance & Taxonomy

OrganismBufo japonicus [Animal]

FamilyNeurophysin VT

Tax ID8387

Structure & Mods

Configdisulfide-constrained cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide10-54; 13-27; 21-44; 28-34; 61-73; 67-85; 74-79

Bio-Activity Profile

Function

Hormone Endocrine Metabolic regulation Physiological regulation

Half-LifeMammalian: 1.9 hour; Yeast: >20 hour; E. coli: >10 hour

RECORD: Rec_0294144 VERIFIED: NO

Provenance & Taxonomy

OrganismBufo japonicus [Animal]

FamilyVasopressin/oxytocin

Tax ID8387

Structure & Mods

Configdisulfide-constrained cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide10-13

Bio-Activity Profile

Function

Neurohypophyseal hormone Neuropeptide