c.23.1.1 : CheY-related

c.23.1.2 : Receiver domain of the ethylene receptor

c.23.1.3 : Positive regulator of the amidase operon AmiR

c.23.1.4 : Ornithine decarboxylase N-terminal "wing" domain

c.23.1.5 : N-terminal domain of the circadian clock protein KaiA

c.23.1.6 : RcsC linker domain-like

c.23.1.7 : AF1403 C-terminal domain-like

c.23.10.1 : Esterase

c.23.10.2 : Esterase domain of haemagglutinin-esterase-fusion glycoprotein HEF1

c.23.10.3 : Acetylhydrolase

c.23.10.4 : Rhamnogalacturonan acetylesterase

c.23.10.5 : TAP-like

c.23.10.6 : Hypothetical protein alr1529

c.23.10.7 : Putative acetylxylan esterase-like

c.23.10.8 : YxiM C-terminal domain-like

c.23.10.9 : BT2961-like

c.23.11.1 : Beta-D-glucan exohydrolase, C-terminal domain

c.23.12.1 : Formate/glycerate dehydrogenases, substrate-binding domain

c.23.12.2 : L-alanine dehydrogenase-like

c.23.12.3 : S-adenosylhomocystein hydrolase

c.23.13.1 : Type II 3-dehydroquinate dehydratase

c.23.14.1 : N-deoxyribosyltransferase

c.23.14.2 : Hypothetical protein PA1492

c.23.14.3 : ADP ribosyl cyclase-like

c.23.15.1 : Ribosomal protein S2

c.23.16.1 : Class I glutamine amidotransferases (GAT)

c.23.16.2 : DJ-1/PfpI

c.23.16.3 : Catalase, C-terminal domain

c.23.16.4 : Aspartyl dipeptidase PepE

c.23.16.5 : A4 beta-galactosidase middle domain

c.23.16.6 : ThuA-like

c.23.16.7 : LD-carboxypeptidase A N-terminal domain-like

c.23.16.8 : HTS-like

c.23.16.9 : STM3548-like

c.23.17.1 : Precorrin-8X methylmutase CbiC/CobH