Question

x Incorrect. ., which has a According to the PDB page for 1GBT and the PubChem database, the substrate used in this study to yield the acyl-enzyme intermediate was monoisotopic molecular weight of O 4-nitrophenyl-4-guanidinobenzoate; 300.085855 g/mole O 4-nitrophenyl-4-guanidinobenzoate; 300.26948 g/mole 1-nitrophenyl-1-guanidinobenzoate; 300.26948 g/mole 1-nitrophenyl-1-guanidinobenzoate; 300.085855 g/mole

Answer 1

•According to the PDB yourpage for 1GBT and the pubChem database, the substrate used in this study to yield the acyl-enzyme intermediate was 4-nitrophenyl-4-guanidinobenzoate , which has a monoisotopic molecular weight of 300.26948 g/mole.

•cys 191 and cys 220

•Asp 189