{
    "Description": "Alternative-complement-pathway C3/C5 convertase.", 
    "EC number": "3.4.21.47", 
    "Cath": [
        "3.40.50.410", 
        "2.10.70.10", 
        "2.40.10.10", 
        "2.40.10.120"
    ], 
    "Alternative Name": [
        "Properdin factor B.", 
        "Complement factor B.", 
        "Complement component C3/C5 convertase (alternative).", 
        "C5 convertase.", 
        "C3 proactivator.", 
        "C3 convertase."
    ], 
    "Prosite": [
        "PDOC00124"
    ], 
    "PDB": []
}