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Table 1 Genes of molybdenum cofactor biosynthesis in G. sulfurreducens and G. metallireducens.

From: The genome sequence of Geobacter metallireducens: features of metabolism, physiology and regulation common and dissimilar to Geobacter sulfurreducens

Locus Gene in G. sulfurreducens Gene in G. metallireducens Function
modE GSU2964 Gmet_05111 regulation of molybdate-responsive genes
modD GSU2963 none inner membrane protein, possible quinolinate phosphoribosyltransferase
modA GSU2962 Gmet_0512 molybdate transport (periplasmic component)
modB GSU2961 Gmet_0513 molybdate transport (membrane component)
modC GSU2960 Gmet_0514 molybdate transport (ATP-binding component)
moaD none Gmet_1044 dithiolene addition to molybdopterin (molybdopterin synthase small subunit)
moeB none Gmet_1043 molybdopterin synthase sulfurylase
moaE GSU2699 none dithiolene addition to molybdopterin (molybdopterin synthase large subunit)
moeA GSU2703 Gmet_1038; Gmet_0336; Gmet_1804 molybdenum-sulfur ligation?
moaC GSU2704 Gmet_1037 molybdopterin precursor Z synthesis
moaB GSU2705 Gmet_1036 molybdopterin precursor Z synthesis
mobA GSU3147 N-terminal domain Gmet_0300 N-terminal domain attachment of molybdopterin to guanosine
mobB GSU3147 C-terminal domain Gmet_0300 C-terminal domain attachment of molybdopterin to guanosine
moaA GSU3146 Gmet_0301; Gmet_0337; Gmet_2095 molybdopterin precursor Z synthesis
mosC GSU3145 Gmet_0302; Gmet_2094 molybdenum sulfurase
pcmV none Gmet_2138 possible 4-hydroxybenzoyl-CoA reductase molybdenum cofactor biosynthesis protein
pcmW none Gmet_2139 possible 4-hydroxybenzoyl-CoA reductase molybdenum cofactor biosynthesis protein
pcmX none Gmet_2140 uncharacterized protein related to MobA
  1. 1Gmet_0511 is missing the N-terminal ModE domain but retains the C-terminal molybdopterin-binding MopI domains.