Proton acceptor; specific for (R)-substrate epimerization
Proton acceptor; specific for (S)-substrate epimerization
Cysteine sulfenic acid (-SOH) intermediate; for peroxidase activity
Beta-lactamase domain-containing protein
Proton acceptor; for glutaminase activity
Outer membrane protein assembly factor BamA
O-(5'-phospho-DNA)-tyrosine intermediate
Nucleophile; cysteine thiosulfonate intermediate
serine-type D-Ala-D-Ala carboxypeptidase
Arginine biosynthesis bifunctional protein ArgJ alpha chain
Arginine biosynthesis bifunctional protein ArgJ beta chain
Carboxypeptidase regulatory-like domain-containing protein
Proton donor; for beta-elimination activity
Proton donor; for delta-elimination activity
Outer membrane protein assembly factor BamD
O-(3'-phospho-DNA)-tyrosine intermediate
Tryptophyl-tyrosyl-methioninium (Tyr-Met) (with Trp-94)
Interaction with polymerase core subunit RpoC
Phosphatidylserine decarboxylase alpha chain
Phosphatidylserine decarboxylase beta chain
Schiff-base intermediate with substrate; via pyruvic acid
2-(S-cysteinyl)pyruvic acid O-phosphothioketal
Nucleophile; methyl group acceptor from either O6- methylguanine or O4-methylthymine
Nucleophile; methyl group acceptor from methylphosphotriester
Thioredoxin-like_fold domain-containing protein