3.4.24.83 MAP kinase kinase 3b + H2O - 3.4.24.83 Mca-KKPTPIQLN-Dnp + H2O - 3.4.24.83 Mca-KKVYPYPMEK-Dnp + H2O - 3.4.24.83 Mca-KKWLMYPLEK-Dnp + H2O - 3.4.24.83 MEK-1 + H2O - 3.4.24.83 MEK-2 + H2O - 3.4.24.83 mitogen-activated protein kinase + H2O cleavage within N-terminus of MAPKKs 3.4.24.83 mitogen-activated protein kinase + H2O inactivation of substrate 3.4.24.83 mitogen-activated protein kinase kinase + H2O - 3.4.24.83 mitogen-activated protein kinase kinase 1 + H2O -