GenProp0814 |
urea utilization~This property encompasses two separate urea catabolism pathways, the nickel-dependent urease pathway and the urea carboxylase/allophanate hydrolase pathway. |
True - {{t}} |
True - {{t}} |
Confirmed presence |
|
Component_241 |
urease, gamma subunit |
True - {{t}} |
True - {{t}} |
Confirmed presence |
|
Evidence_75313 |
TIGR03411 HMM |
None - {{∅}} |
True - {{t}} |
Unconfirmed presence |
|
Component_51515 |
urea carboxylase |
None - {{∅}} |
None - {{∅}} |
Unexplained |
|
Component_51516 |
allophanate hydrolase |
None - {{∅}} |
None - {{∅}} |
Unexplained |
|
GenProp0481 |
urea carboxylase/allophanate hydrolase pathway~This two-step, ATP-dependent pathway for urea hydrolysis is an alternative to urease. Urease requires a transporter and accessory proteins to produce its nickel metallocenter, while this two-step system uses biotin. Urea carboxylase acts first in this pathway, requiring ATP and bicarbonate as substrates. Allophanate hydrolase acts next, but note that this enzyme may be found in systems that do not contain a urea carboxylase. In yeasts such as Saccaromyces cerevisiae, the two activities of this pathway are encoded in a fusion protein, designated urea amidolyase. This pathway appears to function primarily for the purpose of obtaining nitrogen in the form of ammonia. A pair of uncharacterized, tandem, homologous genes, restricted to organisms with this system and adjacent to the known genes, has been added to this Genome Property. |
None - {{∅}} |
None - {{∅}} |
Unexplained |
|
Evidence_84401 |
GenProp0481 GENPROP |
None - {{∅}} |
None - {{∅}} |
Unexplained |
|
Component_54339 |
urea ABC transporter, ATP-binding protein UrtD |
None - {{∅}} |
True - {{t}} |
Unconfirmed presence |
|
Evidence_68289 |
TIGR02713 HMM |
None - {{∅}} |
None - {{∅}} |
Unexplained |
|
Component_54337 |
urea ABC transporter, permease protein UrtB |
None - {{∅}} |
True - {{t}} |
Unconfirmed presence |
|
Evidence_84608 |
TIGR03669 HMM |
None - {{∅}} |
None - {{∅}} |
Unexplained |
|
Component_54367 |
urea carboxylase-associated protein 2 |
None - {{∅}} |
None - {{∅}} |
Unexplained |
|
Component_54366 |
urea carboxylase-associated protein 1 |
None - {{∅}} |
None - {{∅}} |
Unexplained |
|
Evidence_75310 |
TIGR03407 HMM |
None - {{∅}} |
True - {{t}} |
Unconfirmed presence |
|
Evidence_85071 |
PF03253 HMM |
None - {{∅}} |
True - {{t}} |
Unconfirmed presence |
|
Evidence_75344 |
TIGR03425 HMM |
None - {{∅}} |
None - {{∅}} |
Unexplained |
|
Evidence_215 |
TIGR01792 HMM |
True - {{t}} |
True - {{t}} |
Confirmed presence |
|
Component_54338 |
urea ABC transporter, permease protein UrtC |
None - {{∅}} |
True - {{t}} |
Unconfirmed presence |
|
Evidence_208 |
TIGR00192 HMM |
True - {{t}} |
True - {{t}} |
Confirmed presence |
|
Evidence_207 |
PF00449 HMM |
True - {{t}} |
True - {{t}} |
Confirmed presence |
|
Component_239 |
alpha-subunit, N-terminal domain |
True - {{t}} |
True - {{t}} |
Confirmed presence |
|
Evidence_75314 |
TIGR03410 HMM |
None - {{∅}} |
True - {{t}} |
Unconfirmed presence |
|
Component_240 |
urease, beta subunit |
True - {{t}} |
True - {{t}} |
Confirmed presence |
|
Evidence_53069 |
TIGR00802 HMM |
None - {{∅}} |
None - {{∅}} |
Unexplained |
|
Evidence_75343 |
TIGR03424 HMM |
None - {{∅}} |
None - {{∅}} |
Unexplained |
|
Evidence_210 |
PF01774 HMM |
True - {{t}} |
True - {{t}} |
Confirmed presence |
|
Evidence_75311 |
TIGR03409 HMM |
None - {{∅}} |
True - {{t}} |
Unconfirmed presence |
|
Evidence_209 |
TIGR00193 HMM |
True - {{t}} |
True - {{t}} |
Confirmed presence |
|
Evidence_75345 |
TIGR03427 HMM |
None - {{∅}} |
None - {{∅}} |
Unexplained |
|
Evidence_84403 |
GenProp0743 GENPROP |
None - {{∅}} |
True - {{t}} |
Unconfirmed presence |
|
Component_54340 |
urea ABC transporter, ATP-binding protein UrtE |
None - {{∅}} |
True - {{t}} |
Unconfirmed presence |
|
Component_244 |
urease accessory protein UreF |
True - {{t}} |
True - {{t}} |
Confirmed presence |
|
Component_246 |
urease, alpha subunit |
True - {{t}} |
True - {{t}} |
Confirmed presence |
|
GenProp0743 |
urea ABC transporter UrtABCDE~This property represents a conserved five-gene operon for an ABC transporter with a substrate-binding protein, two permeases, and two ATP-binding cassette proteins. All five genes from this operon are detected in Burkholderia mallei, at very high confidence levels, by means of the partial phylogenetic profiling algorithm (PMID:16930487) vs. a profile for urease, and the operon occurs next to urease genes in B. mallei and most other species. In Cyanobacteria, high-affinity urea transport is shown to be eliminated by mutations to any of several different proteins in this system (PMID:11929526). |
None - {{∅}} |
True - {{t}} |
Unconfirmed presence |
|
Component_242 |
urease accessory protein UreD |
True - {{t}} |
True - {{t}} |
Confirmed presence |
|
Component_243 |
urease accessory protein UreE |
True - {{t}} |
True - {{t}} |
Confirmed presence |
|
Component_245 |
urease accessory protein UreG |
True - {{t}} |
True - {{t}} |
Confirmed presence |
|
Evidence_68288 |
TIGR02712 HMM |
None - {{∅}} |
None - {{∅}} |
Unexplained |
|
Evidence_75312 |
TIGR03408 HMM |
None - {{∅}} |
True - {{t}} |
Unconfirmed presence |
|
Component_62827 |
a urea transporter |
None - {{∅}} |
True - {{t}} |
Unconfirmed presence |
|
Evidence_84607 |
TIGR03622 HMM |
None - {{∅}} |
None - {{∅}} |
Unexplained |
|
Component_62826 |
a urea degradation pathway |
True - {{t}} |
True - {{t}} |
Confirmed presence |
|
Evidence_213 |
TIGR00101 HMM |
True - {{t}} |
True - {{t}} |
Confirmed presence |
|
Component_54336 |
urea ABC transporter, periplasmic binding protein |
None - {{∅}} |
True - {{t}} |
Unconfirmed presence |
|
Evidence_84402 |
GenProp0051 GENPROP |
True - {{t}} |
True - {{t}} |
Confirmed presence |
|
Evidence_84609 |
TIGR03727 HMM |
None - {{∅}} |
None - {{∅}} |
Unexplained |
|
GenProp0051 |
urease~Urease is a multi-subunit, nickel-containing enzyme required for the hydrolysis of urea to carbon dioxide and ammonia [1]. Its three structural genes are located in an unidirectionally transcribed gene cluster consisting either as separate alpha, beta, and gamma subunits, or as in Helicobacter pylori, a fusion of beta and gamma subunits [2]. Associated with these structural subunits are accessory factors functioning to assemble and incorporate its nickel-containing metallocenter [3]. This property predicts a urease system to be present if both its three structural subunits and four accessory proteins are all found. In Bacillus subtilis, the accessory proteins are not found by homology but urease function has been shown experimentally. This finding raises the question of what alternative mechanism can enable the assembly of functional urease. |
True - {{t}} |
True - {{t}} |
Confirmed presence |
|
Component_54368 |
ABC transporter periplasmic binding protein, urea carboxylase region |
None - {{∅}} |
None - {{∅}} |
Unexplained |
|
Evidence_211 |
PF02814 HMM |
True - {{t}} |
True - {{t}} |
Confirmed presence |
|
Component_40711 |
nickel transporter (UreH) |
None - {{∅}} |
None - {{∅}} |
Unexplained |
|
Evidence_212 |
PF01730 HMM |
True - {{t}} |
True - {{t}} |
Confirmed presence |
|