Basic Information

IDDRAMP02970
SequenceRGGRLCYCRRRFCVCVGR
Length18
NameProtegrin-1 (Protegrin 1; PG-1; pigs, mammals, animals)
SourceSus scrofa (Pig)
ActivityAntimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-
PathogenGram-negative bacteria: Escherichia coli (MIC=64 µg/ml);##Gram-positive bacteria: Staphylococcus aureus (MIC=64 µg/ml), Staphylococcus epidermidis (MIC=2 µg/ml).
Hemolytic ActivityNo hemolysis information or data found in the reference(s) presented in this entry
Cytotoxicity[Ref.31399625] Cytotoxicity: 661W cells(IC50=353.4±70.5μM), HEK293T cells(IC50=2760±54.1μM), NIH-3T3 cells(IC50=719.2±59.5μM), SH-SY5Y cells(IC50=590.4±58.2μM), PMN cells(IC50=948.9±64.1μM), and 3D4/2 cells(IC50=391.1±71.3μM)
N-terminal ModificationFree
C-terminal ModificationFree
Linear/Cyclic/BranchedCyclic
Uniprot P32194
PDB 1PG1
3D View
PDB DownloadDownload PDB Predicted by Alphafold2
PubMed ID8647100

Physicochemical Properties

Residues18
SequenceRGGRLCYCRRRFCVCVGR
Molecular Weight2160.622
Grand Average of Hydropathy-0.25
Isoelectric Point10.663
Charge at pH 7.45.457
Secondary StructureHelix: 0.278, Turn: 0.167, Sheet: 0.056
Instability Index62.133
Aromaticity0.111

Similar Structure Search

Candidates based on structure

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