PDB: 1ptk Compound: Proteinase k complexed with mercury Classification: HYDROLASE(SERINE PROTEINASE) Entry date in PDB: 1994-01-31 Resolution [Å]: 2.40 R-Factor: 0.126

CHAIN: - SWISS-PROT/TREMBL: P06873    KEYWORD: 3D-structure    Calcium-binding    Hydrolase    Serine protease    Signal    Zymogen    EC: 3.4.21.64 SCOP: c.41.1.1 Alpha and beta proteins (a/b)    Subtilisin-like    Subtilisin-like    Subtilases    Proteinase K    Fungus (Tritirachium album), strain limber GO:  protein self binding    subtilase activity    negative regulation of enzyme activity    proteolysis and peptidolysis

Image Source: PDB

1ic6 A - percentage of sequence identity: 99