Difference between revisions of "Phosphoproteins"

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(→‎Phosphoproteins in B. subtilis)
(→‎Phosphoproteins in B. subtilis)
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===Phosphorylation on an Arg residue===
 
===Phosphorylation on an Arg residue===
 
* [[CtsR]], phosphorylated by [[McsB]]
 
* [[CtsR]], phosphorylated by [[McsB]]
 +
 +
===Phosphorylation on an Asp residue: Response regulators of [[two-component systems]]===
 +
* [[ComA]]: phosphorylated by [[ComP]]
 +
* [[DegU]]: phosphorylated by [[DegS]]
 +
* [[DesR]]: phosphorylated by [[DesK]]
 +
* [[LiaR]]: phosphorylated by [[LiaS]]
 +
* [[YdfI]]: phosphorylated by [[YdfH]]
 +
* [[YfiK]]: phosphorylated by [[YfiJ]]
 +
* [[YhcZ]]: phosphorylated by [[YhcY]]
 +
* [[YvfU]]: phosphorylated by [[YvfT]]
 +
* [[YxjL]]: phosphorylated by [[YxjM]]
 +
* [[BceR]]: phosphorylated by [[BceS]]
 +
* [[CssR]]: phosphorylated by [[CssS]]
 +
* [[NatR]]: phosphorylated by [[NatK]]
 +
* [[PhoP]]: phosphorylated by [[PhoR]]
 +
* [[ResD]]: phosphorylated by [[ResE]]
 +
* [[WalR]]: phosphorylated by [[WalK]]
 +
* [[YbdJ]]: phosphorylated by [[YbdK]]
 +
* [[YcbL]]: phosphorylated by [[YcbM]]
 +
* [[YclJ]]: phosphorylated by [[YclK]]
 +
* [[YkoG]]: phosphorylated by [[YkoH]]
 +
* [[YrkP]]: phosphorylated by [[YrkO]]
 +
* [[YvcP]]: phosphorylated by [[YvcQ]]
 +
* [[YvrHb]]: phosphorylated by [[YvrG]]
 +
* [[YxdJ]]: phosphorylated by [[YxdK]]
 +
* [[CheY]]: phosphorylated by [[CheA]]
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* [[CitT]]: phosphorylated by [[CitS]]
 +
* [[DctR]]: phosphorylated by [[DctS]]
 +
* [[GlnL]]: phosphorylated by [[GlnK]]
 +
* [[MalR]]: phosphorylated by [[MalK]]
 +
* [[LytT]]: phosphorylated by [[LytS]]
 +
* [[YesN]]: phosphorylated by [[YesM]]
 +
* [[Spo0F]]: phosphorylated by [[KinA]], [[KinB]], [[KinC]], [[KinD]], or [[KinE]]
 +
* [[Spo0A]]: phosphorylated by [[Spo0B]]
 +
 +
===Phosphorylation on a Cys residue: Enzyme IIB components of the [[PTS]]===
 +
** [[PtsG]]: glucose permease, EIICBA: phosphorylated by [[PtsG]]-IIA domain
 +
** [[GamP]]: glucosamine permease, EIICBA: phosphorylated by [[GamP]]-IIA domain
 +
** [[MurP]]: N-acetyl muramic acid-specific phosphotransferase system, EIIBC: likely phosphorylated by [[PtsG]]-IIA domain
 +
** [[SacP]]: sucrose permease (high affinity): phosphorylated by [[PtsG]]-IIA domain
 +
** [[SacY]]: sucrose permease (low affinity): phosphorylated by [[PtsG]]-IIA domain
 +
** [[MtlA]]: mannitol permease: phosphorylated by [[MtlF]]
 +
** [[GmuB]]: galactomannan permease: phosphorylated by [[GmuA]]
 +
** [[TreP]]: trehalose permease: phosphorylated by [[PtsG]]-IIA domain
 +
** [[MalP]]: maltose permease: likely phosphorylated by [[PtsG]]-IIA domain
 +
** [[FruA]]: fructose permease: phosphorylated by [[FruA]]-IIA domain
 +
** [[ManP]]: mannose permease: phosphorylated by [[ManP]]-IIA domain
 +
** [[LicB]]: lichenan permease: phosphorylated by [[LicA]]
 +
** [[BglP]]: ß-glucoside permease: phosphorylated by [[BglP]]-IIA domain
 +
 
===Phosphorylation on a His residue===
 
===Phosphorylation on a His residue===
 
* [[PTS]] proteins
 
* [[PTS]] proteins
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** [[PtsG]]: glucose permease, EIICBA: phosphorylated by [[ptsH|HPr]]
 
** [[PtsG]]: glucose permease, EIICBA: phosphorylated by [[ptsH|HPr]]
 
** [[GamP]]: glucosamine permease, EIICBA: phosphorylated by [[ptsH|HPr]]
 
** [[GamP]]: glucosamine permease, EIICBA: phosphorylated by [[ptsH|HPr]]
−
** [[MtlA]], [[MtlF]]: mannitol permease: phosphorylated by [[ptsH|HPr]]
+
** [[MtlF]]: mannitol permease: phosphorylated by [[ptsH|HPr]]
−
** [[GmuA]], [[GmuB]], [[GmuC]]: galactomannan permease: phosphorylated by [[ptsH|HPr]]
+
** [[GmuA]]: galactomannan permease: phosphorylated by [[ptsH|HPr]]
−
** [[TreP]]: trehalose permease: phosphorylated by [[ptsH|HPr]]
 
 
** [[MalP]]: maltose permease: phosphorylated by [[ptsH|HPr]]
 
** [[MalP]]: maltose permease: phosphorylated by [[ptsH|HPr]]
 
** [[FruA]]: fructose permease: phosphorylated by [[ptsH|HPr]]
 
** [[FruA]]: fructose permease: phosphorylated by [[ptsH|HPr]]
 
** [[ManP]]: mannose permease: phosphorylated by [[ptsH|HPr]]
 
** [[ManP]]: mannose permease: phosphorylated by [[ptsH|HPr]]
−
** [[LevD]], [[LevE]], [[LevF]], [[LevG]]: fructose permease: phosphorylated by [[ptsH|HPr]]
+
** [[LevD]]: fructose permease: phosphorylated by [[ptsH|HPr]]
−
** [[LicA]], [[LicB]], [[LicC]]: lichenan permease: phosphorylated by [[ptsH|HPr]]
+
** [[LevE]]: fructose permease: phosphorylated by [[LevD]]
 +
** [[LicA]]: lichenan permease: phosphorylated by [[ptsH|HPr]]
 
** [[BglP]]: ß-glucoside permease
 
** [[BglP]]: ß-glucoside permease
 
** [[YpqE]]: unknown EIIA component: phosphorylated by [[ptsH|HPr]]
 
** [[YpqE]]: unknown EIIA component: phosphorylated by [[ptsH|HPr]]
−
** [[YyzE]]: unknown PTS protein
+
** [[YyzE]]: truncated PTS IIA protein: might perhaps be phosphorylated by [[ptsH|HPr]]
  
 
* Non-[[PTS]] proteins controlled by [[PTS]]-dependent phosphorylation
 
* Non-[[PTS]] proteins controlled by [[PTS]]-dependent phosphorylation
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** [[MtlR]]: phosphorylated by [[ptsH|HPr]] and likely by [[MtlA]]
 
** [[MtlR]]: phosphorylated by [[ptsH|HPr]] and likely by [[MtlA]]
  
−
* Protein kinases of [[two-component systems]]
+
* Protein kinases of [[two-component systems]] (These kinases are dimeric proteins. Phosphorylation occurs from one subunit to the other (not quite an autophosphorylation).)
−
These kinases are dimeric proteins. Phosphorylation occurs from one subunit to the other (not quite an autophosphorylation).
 
 
** [[ComP]]
 
** [[ComP]]
 
** [[DegS]]
 
** [[DegS]]

Revision as of 19:45, 20 January 2010

These proteins are subject to a phosphorylation event. Most often, protein phosphorylation affects the conformation of the protein resulting in changes in biological activity and/ or localization.

Phosphoproteins in B. subtilis

Phosphorylation on an Arg residue

Phosphorylation on an Asp residue: Response regulators of two-component systems

Phosphorylation on a Cys residue: Enzyme IIB components of the PTS

    • PtsG: glucose permease, EIICBA: phosphorylated by PtsG-IIA domain
    • GamP: glucosamine permease, EIICBA: phosphorylated by GamP-IIA domain
    • MurP: N-acetyl muramic acid-specific phosphotransferase system, EIIBC: likely phosphorylated by PtsG-IIA domain
    • SacP: sucrose permease (high affinity): phosphorylated by PtsG-IIA domain
    • SacY: sucrose permease (low affinity): phosphorylated by PtsG-IIA domain
    • MtlA: mannitol permease: phosphorylated by MtlF
    • GmuB: galactomannan permease: phosphorylated by GmuA
    • TreP: trehalose permease: phosphorylated by PtsG-IIA domain
    • MalP: maltose permease: likely phosphorylated by PtsG-IIA domain
    • FruA: fructose permease: phosphorylated by FruA-IIA domain
    • ManP: mannose permease: phosphorylated by ManP-IIA domain
    • LicB: lichenan permease: phosphorylated by LicA
    • BglP: ß-glucoside permease: phosphorylated by BglP-IIA domain

Phosphorylation on a His residue

  • PTS proteins
    • Enzyme I: autophosphorylated using phosphoenolpyruvate as phosphate donor
    • HPr: phosphorylated by Enzyme I
    • PtsG: glucose permease, EIICBA: phosphorylated by HPr
    • GamP: glucosamine permease, EIICBA: phosphorylated by HPr
    • MtlF: mannitol permease: phosphorylated by HPr
    • GmuA: galactomannan permease: phosphorylated by HPr
    • MalP: maltose permease: phosphorylated by HPr
    • FruA: fructose permease: phosphorylated by HPr
    • ManP: mannose permease: phosphorylated by HPr
    • LevD: fructose permease: phosphorylated by HPr
    • LevE: fructose permease: phosphorylated by LevD
    • LicA: lichenan permease: phosphorylated by HPr
    • BglP: ß-glucoside permease
    • YpqE: unknown EIIA component: phosphorylated by HPr
    • YyzE: truncated PTS IIA protein: might perhaps be phosphorylated by HPr

Proteins closely related to the PTS

  • Crh: HPr-like protein with exculsively regulatory functions (His-15 is not conserved
  • HprK: HPr-kinase, key factor for carbon catabolite repression

Related Lists

Original papers on the B. subtilis phosphoproteome


Reviews