Potential Gaps in catabolism of small carbon sources in Sphingomonas histidinilytica UM2
Found 98 low-confidence and 45 medium-confidence steps on the best paths for 62 pathways.
Pathway | Step | Best candidate | 2nd candidate |
4-hydroxybenzoate | pcaK: 4-hydroxybenzoate transporter pcaK | B5X82_RS00855 | B5X82_RS19690 |
4-hydroxybenzoate | pobA: 4-hydroxybenzoate 3-monooxygenase | | |
4-hydroxybenzoate | praA: protocatechuate 2,3-dioxygenase | | |
acetate | acs: acetyl-CoA synthetase, AMP-forming | B5X82_RS24705 | B5X82_RS19755 |
alanine | cycA: L-alanine symporter CycA | B5X82_RS24315 | |
arabinose | araA: L-arabinose isomerase | | |
arabinose | araB: ribulokinase | | |
arabinose | araD: L-ribulose-5-phosphate epimerase | | |
arabinose | araE: L-arabinose:H+ symporter | | |
arginine | adiA: arginine decarboxylase (AdiA/SpeA) | | |
arginine | patA: putrescine aminotransferase (PatA/SpuC) | B5X82_RS16580 | B5X82_RS09405 |
arginine | patD: gamma-aminobutyraldehyde dehydrogenase | B5X82_RS22235 | B5X82_RS22960 |
arginine | rocE: L-arginine permease | B5X82_RS24315 | |
asparagine | ans: asparaginase | B5X82_RS13450 | B5X82_RS20870 |
cellobiose | cbp: cellobiose phosphorylase | | |
cellobiose | cdt: cellobiose transporter cdt-1/cdt-2 | | |
cellobiose | glk: glucokinase | B5X82_RS25805 | B5X82_RS16545 |
citrate | SLC13A5: citrate:Na+ symporter | | |
citrulline | AO353_03040: ABC transporter for L-Citrulline, ATPase component | B5X82_RS14905 | B5X82_RS01540 |
citrulline | AO353_03045: ABC transporter for L-Citrulline, permease component 2 | B5X82_RS14910 | |
citrulline | AO353_03050: ABC transporter for L-Citrulline, permease component 1 | | |
citrulline | AO353_03055: ABC transporter for L-Citrulline, periplasmic substrate-binding component | | |
citrulline | citrullinase: putative citrullinase | B5X82_RS08130 | |
citrulline | rocD: ornithine aminotransferase | B5X82_RS11660 | B5X82_RS16580 |
D-alanine | cycA: D-alanine:H+ symporter CycA | B5X82_RS24315 | |
D-lactate | lctP: D-lactate:H+ symporter LctP or LidP | | |
D-serine | cycA: D-serine:H+ symporter CycA | B5X82_RS24315 | |
D-serine | dsdA: D-serine ammonia-lyase | B5X82_RS18680 | B5X82_RS17445 |
deoxyinosine | deoB: phosphopentomutase | B5X82_RS01890 | |
deoxyinosine | deoC: deoxyribose-5-phosphate aldolase | | |
deoxyinosine | deoD: deoxyinosine phosphorylase | B5X82_RS09320 | |
deoxyribonate | deoxyribonate-dehyd: 2-deoxy-D-ribonate 3-dehydrogenase | B5X82_RS11260 | B5X82_RS14100 |
deoxyribonate | deoxyribonate-transport: 2-deoxy-D-ribonate transporter | B5X82_RS15820 | |
deoxyribonate | garK: glycerate 2-kinase | | |
deoxyribose | deoxyribonate-dehyd: 2-deoxy-D-ribonate 3-dehydrogenase | B5X82_RS11260 | B5X82_RS14100 |
deoxyribose | deoxyribonate-transport: 2-deoxy-D-ribonate transporter | B5X82_RS15820 | |
deoxyribose | drdehyd-alpha: 2-deoxy-D-ribose dehydrogenase, alpha subunit | B5X82_RS05920 | B5X82_RS07160 |
deoxyribose | drdehyd-beta: 2-deoxy-D-ribose dehydrogenase, beta subunit | B5X82_RS05915 | B5X82_RS20220 |
deoxyribose | drdehyd-cytc: 2-deoxyribose-D dehydrogenase, cytochrome c component | | |
deoxyribose | garK: glycerate 2-kinase | | |
fructose | Slc2a5: fructose:H+ symporter | | |
fucose | aldA: lactaldehyde dehydrogenase | B5X82_RS22235 | B5X82_RS22960 |
fucose | fucA: L-fuculose-phosphate aldolase FucA | | |
fucose | fucI: L-fucose isomerase FucI | | |
fucose | fucK: L-fuculose kinase FucK | | |
fucose | fucP: L-fucose:H+ symporter FucP | | |
fucose | fucU: L-fucose mutarotase FucU | | |
galactose | galK: galactokinase (-1-phosphate forming) | | |
galactose | galP: galactose:H+ symporter GalP | | |
galactose | galT: UDP-glucose:alpha-D-galactose-1-phosphate uridylyltransferase | | |
galacturonate | eda: 2-keto-3-deoxygluconate 6-phosphate aldolase | | |
galacturonate | exuT: D-galacturonate transporter ExuT | | |
galacturonate | uxaA: D-altronate dehydratase | | |
galacturonate | uxaB: tagaturonate reductase | | |
galacturonate | uxaC: D-galacturonate isomerase | B5X82_RS16980 | |
gluconate | eda: 2-keto-3-deoxygluconate 6-phosphate aldolase | | |
gluconate | gntK: D-gluconate kinase | | |
gluconate | gntT: gluconate:H+ symporter GntT | | |
glucosamine | gamP: glucosamine PTS system, EII-CBA components (GamP/NagE) | | |
glucosamine | nagB: glucosamine 6-phosphate deaminase (isomerizing) | B5X82_RS09975 | |
glucose | ptsG-crr: glucose PTS, enzyme II (CBA components, PtsG) | | |
glucose-6-P | uhpT: glucose-6-phosphate:phosphate antiporter | | |
glucuronate | eda: 2-keto-3-deoxygluconate 6-phosphate aldolase | | |
glucuronate | exuT: D-glucuronate:H+ symporter ExuT | | |
glucuronate | uxaC: D-glucuronate isomerase | B5X82_RS16980 | |
glucuronate | uxuB: D-mannonate dehydrogenase | B5X82_RS16985 | |
glutamate | gltP: L-glutamate:cation symporter GltP/GltT | B5X82_RS13905 | B5X82_RS14940 |
isoleucine | Bap2: L-isoleucine permease Bap2 | B5X82_RS24315 | |
L-lactate | lctP: L-lactate:H+ symporter LctP or LidP | | |
lactose | lacB': periplasmic lactose 3-dehydrogenase, cytochrome c component (LacB) | B5X82_RS18765 | |
lactose | lacC': periplasmic lactose 3-dehydrogenase, LacC subunit | B5X82_RS16940 | |
lactose | ptsG-crr: glucose PTS, enzyme II (CBA components, PtsG) | | |
leucine | leuT: L-leucine:Na+ symporter LeuT | | |
leucine | liuC: 3-methylglutaconyl-CoA hydratase | B5X82_RS19780 | B5X82_RS20125 |
leucine | liuD: 3-methylcrotonyl-CoA carboxylase, beta subunit | B5X82_RS20680 | B5X82_RS15580 |
leucine | liuE: hydroxymethylglutaryl-CoA lyase | B5X82_RS19775 | B5X82_RS24465 |
lysine | cadA: lysine decarboxylase | B5X82_RS12155 | |
lysine | ech: (S)-3-hydroxybutanoyl-CoA hydro-lyase | B5X82_RS19780 | B5X82_RS16280 |
lysine | gcdH: glutaryl-CoA dehydrogenase | B5X82_RS04280 | B5X82_RS20685 |
lysine | lysP: L-lysine:H+ symporter LysP | B5X82_RS24315 | |
lysine | patA: cadaverine aminotransferase | B5X82_RS16580 | B5X82_RS09405 |
lysine | patD: 5-aminopentanal dehydrogenase | B5X82_RS22090 | B5X82_RS22235 |
maltose | ptsG-crr: glucose PTS, enzyme II (CBA components, PtsG) | | |
maltose | susB: alpha-glucosidase (maltase) | | |
mannitol | mt2d: mannitol 2-dehydrogenase | B5X82_RS16985 | B5X82_RS19760 |
mannitol | PLT5: polyol transporter PLT5 | | |
mannose | manA: mannose-6-phosphate isomerase | B5X82_RS19585 | B5X82_RS10250 |
mannose | manP: mannose PTS system, EII-CBA components | | |
myoinositol | iolB: 5-deoxy-D-glucuronate isomerase | | |
myoinositol | iolC: 5-dehydro-2-deoxy-D-gluconate kinase | | |
myoinositol | iolD: 3D-(3,5/4)-trihydroxycyclohexane-1,2-dione hydrolase | | |
myoinositol | iolE: scyllo-inosose 2-dehydratase | | |
myoinositol | iolG: myo-inositol 2-dehydrogenase | B5X82_RS12720 | B5X82_RS14215 |
myoinositol | iolJ: 5-dehydro-2-deoxyphosphogluconate aldolase | | |
myoinositol | iolT: myo-inositol:H+ symporter | | |
NAG | nagA: N-acetylglucosamine 6-phosphate deacetylase | | |
NAG | nagB: glucosamine 6-phosphate deaminase (isomerizing) | B5X82_RS09975 | |
NAG | nagEcba: N-acetylglucosamine phosphotransferase system, EII-CBA components | | |
phenylacetate | ppa: phenylacetate permease ppa | B5X82_RS16925 | |
phenylalanine | ARO10: phenylpyruvate decarboxylase | | |
phenylalanine | aroP: L-phenylalanine:H+ symporter AroP | B5X82_RS24315 | |
proline | CCNA_00435: proline transporter | B5X82_RS10835 | B5X82_RS14620 |
propionate | putP: propionate transporter; proline:Na+ symporter | | |
putrescine | patA: putrescine aminotransferase (PatA/SpuC) | B5X82_RS16580 | B5X82_RS09405 |
putrescine | patD: gamma-aminobutyraldehyde dehydrogenase | B5X82_RS22235 | B5X82_RS22960 |
putrescine | puuP: putrescine:H+ symporter PuuP/PlaP | | |
rhamnose | aldA: lactaldehyde dehydrogenase | B5X82_RS22235 | B5X82_RS22960 |
rhamnose | LRA1: L-rhamnofuranose dehydrogenase | B5X82_RS21680 | B5X82_RS16245 |
rhamnose | LRA2: L-rhamnono-gamma-lactonase | | |
rhamnose | LRA3: L-rhamnonate dehydratase | | |
rhamnose | LRA4: 2-keto-3-deoxy-L-rhamnonate aldolase | B5X82_RS15785 | B5X82_RS11335 |
rhamnose | rhaT: L-rhamnose:H+ symporter RhaT | | |
ribose | rbsK: ribokinase | B5X82_RS14625 | |
ribose | rbsU: probable D-ribose transporter RbsU | | |
serine | snatA: L-serine transporter | B5X82_RS13850 | |
sorbitol | sdh: sorbitol dehydrogenase | B5X82_RS19930 | B5X82_RS19760 |
sorbitol | SOT: sorbitol:H+ co-transporter SOT1 or SOT2 | | |
sucrose | SUS: sucrose synthase | | |
sucrose | sut: sucrose:proton symporter SUT/SUC | | |
threonine | gcvP: glycine cleavage system, P component (glycine decarboxylase) | B5X82_RS12945 | B5X82_RS12940 |
threonine | snatA: L-threonine transporter snatA | B5X82_RS13850 | |
thymidine | deoA: thymidine phosphorylase DeoA | | |
thymidine | deoB: phosphopentomutase | B5X82_RS01890 | |
thymidine | deoC: deoxyribose-5-phosphate aldolase | | |
trehalose | glk: glucokinase | B5X82_RS25805 | B5X82_RS16545 |
trehalose | PsTP: trehalose phosphorylase | | |
trehalose | TRET1: facilitated trehalose transporter Tret1 | | |
tryptophan | hpaH: anthranilate 3-monooxygenase (hydroxylase), FADH2-dependent | | |
tryptophan | kynA: tryptophan 2,3-dioxygenase | | |
tryptophan | kynB: kynurenine formamidase | B5X82_RS04845 | B5X82_RS15940 |
tyrosine | aroP: L-tyrosine transporter (AroP/FywP) | B5X82_RS24315 | |
tyrosine | maiA: maleylacetoacetate isomerase | B5X82_RS14450 | B5X82_RS19730 |
valine | Bap2: L-valine permease Bap2 | B5X82_RS24315 | |
valine | bch: 3-hydroxyisobutyryl-CoA hydrolase | B5X82_RS24125 | B5X82_RS04265 |
valine | ech: (S)-3-hydroxybutanoyl-CoA hydro-lyase | B5X82_RS19780 | B5X82_RS16280 |
valine | mmsB: 3-hydroxyisobutyrate dehydrogenase | B5X82_RS18185 | B5X82_RS24845 |
xylitol | fruI: xylitol PTS, enzyme IIABC (FruI) | | |
xylitol | x5p-reductase: D-xylulose-5-phosphate 2-reductase | | |
xylose | DKDP-dehydrog: D-2-keto-3-deoxypentoate dehydrogenase | B5X82_RS19900 | B5X82_RS02810 |
xylose | xad: D-xylonate dehydratase | B5X82_RS24850 | B5X82_RS25810 |
xylose | xdh: D-xylose dehydrogenase | B5X82_RS02960 | B5X82_RS19760 |
xylose | xylC: xylonolactonase | B5X82_RS19865 | B5X82_RS02675 |
xylose | xylT: D-xylose transporter | | |
Confidence: high confidence medium confidence low confidence
This GapMind analysis is from Sep 24 2021. The underlying query database was built on Sep 17 2021.
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About GapMind
Each pathway is defined by a set of rules based on individual steps or genes. Candidates for each step are identified by using
ublast (a fast alternative to protein BLAST)
against a database of manually-curated proteins (most of which are experimentally characterized) or by using
HMMer with enzyme models (usually from
TIGRFam). Ublast hits may be split across two different proteins.
A candidate for a step is "high confidence" if either:
- ublast finds a hit to a characterized protein at above 40% identity and 80% coverage, and bits >= other bits+10.
- (Hits to curated proteins without experimental data as to their function are never considered high confidence.)
- HMMer finds a hit with 80% coverage of the model, and either other identity < 40 or other coverage < 0.75.
where "other" refers to the best ublast hit to a sequence that is not annotated as performing this step (and is not "ignored").
Otherwise, a candidate is "medium confidence" if either:
- ublast finds a hit at above 40% identity and 70% coverage (ignoring otherBits).
- ublast finds a hit at above 30% identity and 80% coverage, and bits >= other bits.
- HMMer finds a hit (regardless of coverage or other bits).
Other blast hits with at least 50% coverage are "low confidence."
Steps with no high- or medium-confidence candidates may be considered "gaps."
For the typical bacterium that can make all 20 amino acids, there are 1-2 gaps in amino acid biosynthesis pathways.
For diverse bacteria and archaea that can utilize a carbon source, there is a complete
high-confidence catabolic pathway (including a transporter) just 38% of the time, and
there is a complete medium-confidence pathway 63% of the time.
Gaps may be due to:
- our ignorance of proteins' functions,
- omissions in the gene models,
- frame-shift errors in the genome sequence, or
- the organism lacks the pathway.
GapMind relies on the predicted proteins in the genome and does not search the six-frame translation. In most cases, you can search the six-frame translation by clicking on links to Curated BLAST for each step definition (in the per-step page).
For more information, see:
If you notice any errors or omissions in the step descriptions, or any questionable results, please let us know
by Morgan Price, Arkin group, Lawrence Berkeley National Laboratory