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MYP_126644
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Basic Information
C-4 (analog of P18)
Anticancer
Anticancer ▸ Cytotoxic anticancer activity ▸ Cytotoxic
Antimicrobial
Antimicrobial ▸ Antibacterial
Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative
Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive
Toxicity / Safety ▸ Blood cell toxicity ▸ Hemolysis ▸ Hemolytic
Toxicity / Safety ▸ Cytotoxicity ▸ Cytotoxic
Venom / Toxin ▸ General toxin ▸ Cytotoxic
Venom / Toxin ▸ General toxin ▸ Toxic
Standard
16 amino acids
C103H165N25O17
Standard
Sequence
KWKLFKKIPKFLHLAK
Physicochemical Analysis
2025.57 Da
10.70
5.84
5.58
0.3651
-0.36
0.82
-0.06
-12.43
103.75
0.1875
5500.00
5500.00
The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.
Residue Composition
Amino Acid Composition
Chemical Descriptors
691.62
1.33
24.0
24.0
70.0
145.0
6.0
15.0
Structural Visualization
3D PDB MODEL
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2D CHEMICAL STRUCTURE
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Experimental Records
RECORD: Rec_0125961 VERIFIED: YES
Provenance & Taxonomy
not reported [other]
Structure & Mods
linear peptide; DSSP H 18.8%, E 0.0%, T 31.2%, C 50.0% [Linear]
canonical L-amino-acid peptide [L]
None
Amidation
Bio-Activity Profile
Anticancer Antibacterial Toxic Antimicrobial Hemolytic
PaperHemolytik: a database of experimentally determined hemolytic and non-hemolytic peptides PMID24174543 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/24174543/
RECORD: Rec_0129318 VERIFIED: YES
Provenance & Taxonomy
synthetic construct [Synthetic]
Cathelicidin
32630
Structure & Mods
linear peptide [Linear]
canonical L-amino-acid peptide [L]
Amidation
Bio-Activity Profile
Hemolytic
No hemolysis
Hemolysis
PMID12005420 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/12005420/
RECORD: Rec_0131383 VERIFIED: YES
Provenance & Taxonomy
Hyalophora cecropia [Animal]
Cecropin
Structure & Mods
linear peptide [Linear]
canonical L-amino-acid peptide [L]
None
Amidation
Bio-Activity Profile
Anticancer Cytotoxic
Jurkat
31 μM
IC50
PaperAntibacterial, antitumor and hemolytic activities of alpha-helical antibiotic peptide, P18 and its analogs PMID12005420 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/12005420/
RECORD: Rec_0173737 VERIFIED: YES
Provenance & Taxonomy
synthetic construct [Synthetic]
Cathelicidin
32630
Structure & Mods
linear peptide [Linear]
canonical L-amino-acid peptide [L]
Amidation
Bio-Activity Profile
Antimicrobial Antibacterial Anti-Gram-positive Anti-Gram-negative
Escherichia coli KCTC 1682
3.125-6.25 μM
MIC
PMID12005420 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/12005420/
RECORD: Rec_0201000 VERIFIED: YES
Provenance & Taxonomy
synthetic construct [Synthetic]
32630
Structure & Mods
topology not specified [Not included yet]
canonical L-amino-acid peptide [L]
Bio-Activity Profile
Antimicrobial Antibacterial Anti-Gram-positive Anti-Gram-negative Anticancer
Tumor cells: MDA-MB-361
54 μM
IC50
PaperAntibacterial, antitumor and hemolytic activities of alpha-helical antibiotic peptide, P18 and its analogs. J Pept Res. 2001 Dec;58(6):504-14. doi: 10.1034/j.1399-3011.2001.00934.x. PMID: 12005420. PMID12005420 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/12005420/
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