Involved in ionization of N3 of dUMP, leading to its activation
Cysteine sulfenic acid (-SOH) intermediate; for peroxidase activity
PQQ-binding-like beta-propeller repeat protein
Gly-cisPro motif, important for rejection of L-amino acids
Schiff-base intermediate with substrate; via pyruvic acid
Isoglutamyl lysine isopeptide (Gln-Lys) (interchain with K-? in acceptor proteins)
Resolvase/invertase-type recombinase catalytic
Phosphocysteine intermediate; for EIIB activity
Cytochrome bc1 complex Rieske iron-sulfur subunit
Tricarboxylic transport membrane protein
Schiff-base intermediate with acetaldehyde
Nucleophile; for GTP cyclohydrolase activity
Proton acceptor; for GTP cyclohydrolase activity
Proton_antipo_M domain-containing protein
Proton donor; for beta-elimination activity
Proton donor; for delta-elimination activity
Interaction with polymerase core subunit RpoC
O-(5'-phospho-DNA)-tyrosine intermediate
ABC transporter substrate-binding protein