Table 4.

Specific expansion of protein families in C. acetobutylicum

Function and Protein family definitionNo. of proteins found in:
C. acetobutylicumB. subtilisE. coliM. tuberculosisT. maritima
Implicated in spore formation
 CotS63000
 GerKC44000
 GerKB55000
 GerKA46000
 SpoVT/AbrB53020
 Spore-cortex-lytic enzyme, CAC360233000
Signal transduction/regulation
 BglG family (sugar-dependent transcription antiterminator)67100
 Xre-like regulator2414542
 HD-GYP900010
 FHA domain500100
 Regulators related to fur51132
 LRPR/YAEG family41010
 TPR-repeat3217405
 Activator of 2-hydroxyglutaryl-CoA dehydratase40102
 D-alanine carboxypeptidase17151083
Energy metabolism
 NifD, Nitrogenase iron-molybdenum protein40000
 6Fe-6S prismane40101
 Flavodoxin WrbA family111110
 Nitroreductase family124424
 Aldehyde-alcohol dehydrogenase83604
 MoaA/NirJ Fe-S74144
 NADH/flavin oxidoreductase, COG190262221
Sugar metabolism
 XylR/fructokinase53738
 Mutarotase/aldose31301
 Pectate lyase70000
 Levanase/levansucrase54001
 Ribose 5-phosphate isomerase RpiB51111
 NodB family136211
 Endoglucanase (family 5)61002
 Beta-mannanase (family 26)51000
 Pectate lyase50000
Extracellular functions
 Dockerin100000
 Cell-adhesion domain190000
 Glycosyltransferase5426171717
 CAAX-like peptidase62041
 Peptodoglycan-binding domain137010
 MSPA4210607
 ricin-like70000
 CHW repeats200000
Other
 Ribosomal protein S431111
 6-pyruvoyl-tetrahydropterin synthase61101
 DNA invertase Pin52210
 SSB-like protein42121
Unknown
 YitT family47001
 YUKE/YFJA family920Many0
 YcaP family55100