Basic Information

IDDRAMP03598
SequenceGIGDPVTCLKSGAICHPVFCPRRYKQIGTCGLPGTKCCKKP
Length41
NameHuman beta-defensin 2 (hBD-2; Defensin, beta 2; Beta-defensin 4A; Human, mammals, animals)
SourceHomo sapiens (Human)
ActivityAntimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-, Antiviral
PathogenGram-negative bacteria: Escherichia coli D31(MIC=62 µg/ml), Escherichia coli ATCC (MIC=62 µg/ml), Pseudomonas aeruginosa ATCC (MIC=62 µg/ml);##Gram-positive bacteria: Staphylococcus aureus ATCC (MIC=62 µg/ml), Enterococcus faecalis ATCC (MIC=15 µg/ml).
Hemolytic Activity[Ref.15625724] It is slightly hemolytic (<12%) against human erythrocytes at the highest concentration of 500 μg/ml.
CytotoxicityNo cytotoxicity information found
N-terminal ModificationFree
C-terminal ModificationFree
Linear/Cyclic/BranchedCyclic
Uniprot O15263, Q52LC0
PDB 1FD4, 1FD3 resolved by X-ray.##1FQQ
3D View
PDB DownloadDownload PDB Predicted by Alphafold2
PubMed ID9202117, 10906336, 17340092

Physicochemical Properties

Residues41
SequenceGIGDPVTCLKSGAICHPVFCPRRYKQIGTCGLPGTKCCKKP
Molecular Weight4334.209
Grand Average of Hydropathy-0.102
Isoelectric Point9.303
Charge at pH 7.45.432
Secondary StructureHelix: 0.220, Turn: 0.293, Sheet: 0.073
Instability Index42.288
Aromaticity0.049

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