Isoglutamyl lysine isopeptide (Gln-Lys) (interchain with K-? in acceptor proteins)
Schiff-base intermediate with acetaldehyde
Cysteine sulfenic acid (-SOH) intermediate; for peroxidase activity
Phosphocysteine intermediate; for EIIB activity
O-(5'-phospho-DNA)-tyrosine intermediate
GRAM_POS_ANCHORING domain-containing protein
Carbohydrate-binding domain-containing protein
O-(3'-phospho-DNA)-tyrosine intermediate
Cysteine sulfenic acid (-SOH) intermediate
Proton donor; for beta-elimination activity
Proton donor; for delta-elimination activity
Interaction with polymerase core subunit RpoC
Involved in ionization of N3 of dUMP, leading to its activation
Gly-cisPro motif, important for rejection of L-amino acids
Nucleophile; for GTP cyclohydrolase activity
TPM_phosphatase domain-containing protein
5-glutamyl coenzyme A thioester intermediate