Peptide Database

Peptide NameP-64

Function Ontology

Antimicrobial

Antiviral

Antiviral ▸ Anti-HIV ▸ Anti-HIV-1

Antiviral ▸ Antiviral mechanism ▸ Viral fusion inhibition

Standard StatusStandard

Sequence Length25 amino acids

Chemical FormulaC135H236N36O45

DescriptionStandard

        KIEELLKKAEEQQKKNEEELKKLEK
    

Molecular Weight3083.53 Da

Isoelectric Point (pI)6.44

Net Charge (pH 7.0)-0.23

Net Charge (pH 7.4) -0.45

Charge Density (pH 7.0) -0.0090

GRAVY Index-1.93

Hydrophobic Moment 0.63

Boman Index-0.57

Instability Index81.16

Aliphatic Index 82.00

Aromaticity 0.0000

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 0.00

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

Amino Acid Composition

TPSA 1397.55

LogP -10.36

H-bond Donors 45.0

H-bond Acceptors 45.0

Rotatable Bonds 123.0

Heavy Atoms 216.0

Ring Count 0.0

Amide Bonds 27.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0247533 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 JRCSF:inhibition of virus infection in TZM-bl cells

Activity0.0104±0.0028 μM

MethodIC50

PaperStructural and Functional Characterization of Membrane Fusion Inhibitors with Extremely Potent Activity against Human Immunodeficiency Virus Type 1 (HIV-1), HIV-2, and Simian Immunodeficiency Virus. J Virol. 2018 Sep 26;92(20):e01088-18. doi: 10.1128/JVI.01088-18. PMID: 30089693. PMID30089693 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/30089693/

RECORD: Rec_0352126 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 infection in TZM-bl cells

Activity0.0093±0.0006 μM

MethodIC50

PaperStructural and Functional Characterization of Membrane Fusion Inhibitors with Extremely Potent Activity against Human Immunodeficiency Virus Type 1 (HIV-1), HIV-2, and Simian Immunodeficiency Virus. J Virol. 2018 Sep 26;92(20):e01088-18. doi: 10.1128/JVI.01088-18. PMID: 30089693. PMID30089693 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/30089693/

RECORD: Rec_0358153 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

FamilyHR2 fusion-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 JRCSF | TZM-bl cells

Activity0.0104±0.0028 μM

MethodIC50

Half-LifeMammalian: 1.3 h; Yeast: 3 min; E. coli: 2 min

PaperStructural and Functional Characterization of Membrane Fusion Inhibitors with Extremely Potent Activity against Human Immunodeficiency Virus Type 1 (HIV-1), HIV-2, and Simian Immunodeficiency Virus. | Chong H, Zhu Y, Yu D, He Y. | J Virol. 2018 Sep 26;92(20):e01088-18. | DOI:10.1128/JVI.01088-18 | PMID:30089693 PMID30089693 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/30089693/

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