Peptide Database

Peptide NameMT-SC33EK

Function Ontology

Antimicrobial

Antiviral

Antiviral ▸ Anti-HIV ▸ Anti-HIV-1

Antiviral ▸ Antiviral mechanism ▸ Viral fusion inhibition

Standard StatusStandard

Sequence Length35 amino acids

Chemical FormulaC199H319N49O65S

DescriptionStandard

        MTWEEWDKKIEEYTKKIEELIKKSEEQQKKNEKEL
    

Molecular Weight4470.02 Da

Isoelectric Point (pI)5.08

Net Charge (pH 7.0)-2.48

Net Charge (pH 7.4) -2.73

Charge Density (pH 7.0) -0.0709

GRAVY Index-1.90

Hydrophobic Moment 0.69

Boman Index-0.45

Instability Index67.05

Aliphatic Index 55.71

Aromaticity 0.0857

Extinction Coeff. Reduced 12490.00

Extinction Coeff. Oxidized 12490.00

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

Amino Acid Composition

TPSA 1938.97

LogP -13.29

H-bond Donors 65.0

H-bond Acceptors 64.0

Rotatable Bonds 167.0

Heavy Atoms 314.0

Ring Count 5.0

Amide Bonds 37.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0362188 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

FamilyFusion-inhibitory peptide

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermAcetylation

C-TermAmidation

Bio-Activity Profile

Function

Antiviral Anti-HIV-1 Fusion inhibition

TargetHIV-1 HXB2 | TZM-bl cells

Activity0.0008±0.0002 μM

MethodIC50

Half-LifeMammalian: 30 h; Yeast: >20 h; E. coli: >10 h

PaperConserved Residue Asn-145 in the C-Terminal Heptad Repeat Region of HIV-1 gp41 is Critical for Viral Fusion and Regulates the Antiviral Activity of Fusion Inhibitors. | Geng X, Liu Z, Yu D, Qin B, Zhu Y, Cui S, Chong H, He Y. | Viruses. 2019 Jul 3;11(7):609. | DOI:10.3390/v11070609 | PMID:31277353 PMID31277353 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/31277353/

RECORD: Rec_0389158 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermAcetylation

C-TermAmidation

Bio-Activity Profile

Function

Antimicrobial Antiviral

TargetHIV-1 NL4-3:inhibition of pseudovirus entry in TZM-bl cells

Activity0.0012±0.0001 μM

MethodIC50

PaperConserved Residue Asn-145 in the C-Terminal Heptad Repeat Region of HIV-1 gp41 is Critical for Viral Fusion and Regulates the Antiviral Activity of Fusion Inhibitors. Viruses. 2019 Jul 3;11(7):609. doi: 10.3390/v11070609. PMID: 31277353. PMID31277353 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/31277353/

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