Basic Information

IDDRAMP02926
SequenceKWCFRVCYRGICYRRCR
Length17
NameTachyplesin I (Tac; TP1; Horseshoe Crab, arachnids, Chelicerata, arthropods, invertebrates, animals)
SourceTachypleus tridentatus (Japanese horseshoe crab)
ActivityAntimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-, Antiviral, Anti-HIV, Anti-cancer
PathogenNo MICs found in DRAMP database
Hemolytic Activity[Ref.29870123] 9.6% hemolytic activity at 8 μg/mL and 72.8% hemolytic activity at 512 μg/mL against human red blood cells.
Cytotoxicity[Ref.28429216]It possessed a cytotoxic effect on HL-60 cells (acutehuman promyelocytic leukemia cells) , K562 cells(myelogenous leukemia cells) , TSU cells (prostatecancer cells) .
N-terminal ModificationFree
C-terminal ModificationAmidation (Arg17)
Linear/Cyclic/BranchedCyclic
Uniprot P14213
PDB 1MA2, 1MA5, 6PIN, 1WO0, 1WO1, 2MDB, 2RTV
3D View
PDB DownloadDownload PDB Predicted by Alphafold2
PubMed ID12369825, 2229025

Physicochemical Properties

Residues17
SequenceKWCFRVCYRGICYRRCR
Molecular Weight2268.758
Grand Average of Hydropathy-0.518
Isoelectric Point9.931
Charge at pH 7.45.452
Secondary StructureHelix: 0.353, Turn: 0.059, Sheet: 0.000
Instability Index13.224
Aromaticity0.235

Similar Structure Search

Candidates based on structure

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