Basic Information

IDDRAMP00765
SequenceRPRCWIKIKFRCKSLKF
Length17
NamePiceain 2 (Plants)
SourcePicea sitchensis
ActivityAntimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-, Antifungal
PathogenGram-positive bacteria: Staphylococcus aureus ATCC 25923 (MIC=9.38 µg/ml), S. aureus ATCC 43300 (MIC=18.75 µg/ml);##Gram-negative bacteria: Escherichia coli ATCC 25922 (MIC=37.5 µg/ml), Escherichia coli ML-35P (MIC=37.5 µg/ml), Escherichia coli 08040722 (CI) (MIC=75 µg/ml), Escherichia coli 08A866 (CI) (MIC=37.5 µg/ml), Pseudomonas aeruginosa PA01 (MIC=9.38 µg/ml), Pseudomonas aeruginosa ATCC 27853 (MIC=18.75 µg/ml), Pseudomonas aeruginosa 08031014 (CI) (MIC=37.5 µg/ml).##Yeast: Candida albicans ATCC 20032 (MIC=18.75 µg/ml).
Hemolytic Activity[Ref.21644248] At the concentration of 0.0625 mg/ml, Piceain 1 induced human & rabbit red cell hemolysis of 0.6% & 2.2%; At the concentration of 0.125 mg/ml, Piceain 1 induced human & rabbit red cell hemolysis of 0.8% & 4.7%; At the concentration of 0.25 mg/ml, Piceain 1 induced human & rabbit red cell hemolysis of 5.2%&5.2%; At the concentration of 0.5 mg/ml, Piceain 1 induced human & rabbit red cell hemolysis of 5.3% & 12.4%; At the concentration of 1 mg/ml, Piceain 1 induced human & rabbit red cell hemolysis of 11.3% & 66.3%.
CytotoxicityNo cytotoxicity information found
N-terminal ModificationFree
C-terminal ModificationFree
Linear/Cyclic/BranchedCyclic
Uniprot
PDB
3D View
PDB DownloadDownload PDB Predicted by Alphafold2
PubMed ID21644248

Physicochemical Properties

Residues17
SequenceRPRCWIKIKFRCKSLKF
Molecular Weight2209.77
Grand Average of Hydropathy-0.529
Isoelectric Point11.081
Charge at pH 7.46.498
Secondary StructureHelix: 0.353, Turn: 0.118, Sheet: 0.059
Instability Index10.259
Aromaticity0.176

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