Cysteine sulfenic acid (-SOH) intermediate; for peroxidase activity
Interaction with polymerase core subunit RpoC
Resolvase/invertase-type recombinase catalytic
Tryptophyl-tyrosyl-methioninium (Tyr-Met) (with Trp-109)
Removed in mature form; by autocatalysis
Nuclear transport factor 2 family protein
Beta-lactamase domain-containing protein
Lipoprotein-anchoring transpeptidase ErfK/SrfK
Phosphocysteine intermediate; for EIIB activity
Schiff-base intermediate with acetaldehyde
Schiff-base intermediate with substrate; via topaquinone
Nucleophile; cysteine thiosulfonate intermediate
Isoglutamyl lysine isopeptide (Gln-Lys) (interchain with K-? in acceptor proteins)
Gly-cisPro motif, important for rejection of L-amino acids
Proton donor; for beta-elimination activity
Proton donor; for delta-elimination activity
Cysteine sulfenic acid (-SOH) intermediate
Nitrate ABC transporter substrate-binding protein
Isoglutamyl lysine isopeptide (Lys-Gln) (interchain with Q-Cter in protein Pup)
O-(3'-phospho-DNA)-tyrosine intermediate
Mycobacterium 19 kDa lipoprotein antigen
Schiff-base intermediate with substrate; via pyruvic acid
Proton acceptor; for processing activity
S-adenosylmethionine decarboxylase alpha chain
S-adenosylmethionine decarboxylase beta chain
Arginine biosynthesis bifunctional protein ArgJ alpha chain
Arginine biosynthesis bifunctional protein ArgJ beta chain
Iron ABC transporter substrate-binding protein
O-(5'-phospho-DNA)-tyrosine intermediate
Phosphatidylserine decarboxylase alpha chain
Phosphatidylserine decarboxylase beta chain
Zn-dependent PLC domain-containing protein
Nucleophile; for GTP cyclohydrolase activity
Proton acceptor; for GTP cyclohydrolase activity