Difference between revisions of "Phosphatase classification"

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(Classification Chart of Protein Phosphatases)
(Classification Chart of Protein Phosphatases)
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!bgcolor="#ffffff" rowspan="1"  |Superfamily|| bgcolor="#ffffff" colspan="1"  |Family|| bgcolor="#ffffff" colspan="1" | Substrate|| bgcolor="#ffffff" colspan="1" | Present in human
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!bgcolor="#ffffff" rowspan="1"  |Fold/Superfamily|| bgcolor="#ffffff" colspan="1"  |Family|| bgcolor="#ffffff" colspan="1" | Substrate|| bgcolor="#ffffff" colspan="1" | Present in human
 
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|bgcolor="#ffffff" rowspan="5"  |[[Phosphatase_Superfamily_CC1|CC1]] (Cystine-based group 1)|| bgcolor="#ffffff" colspan="1"  |Classic [[Phosphatase_Family_PTP|PTP]]|| bgcolor="#ffffff" colspan="1" | pTyr || bgcolor="#ffffff" colspan="1" | Yes
 
|bgcolor="#ffffff" rowspan="5"  |[[Phosphatase_Superfamily_CC1|CC1]] (Cystine-based group 1)|| bgcolor="#ffffff" colspan="1"  |Classic [[Phosphatase_Family_PTP|PTP]]|| bgcolor="#ffffff" colspan="1" | pTyr || bgcolor="#ffffff" colspan="1" | Yes

Revision as of 19:12, 17 December 2014

Phosphatases were first clustered by sequence similarity in the phosphatase domain, and additional information from domains outside of the catalytic domain, from evolutionary conservation, and from known functions was added. The result is a hybrid classification, in which no criterion is universally satisfied, but aims to be of practical use to a range of phosphatase interests. The classification grows as new phosphatomes are sequenced.

Classification Chart of Protein Phosphatases

Fold/Superfamily Family Substrate Present in human
CC1 (Cystine-based group 1) Classic PTP pTyr Yes
DSP pTyr, pSer/pThr, small molecule Yes
PTEN lipid Yes
Myotubularin lipid Yes
OCA  ? No
CC2 (Cysteine Based Group 2) LMWPTP pTyr Yes
SSU72 pSer Yes
ArsC Arsenate No
CC3 (Rhondanese) CDC25 pTyr, pThr Yes
HAD EYA pTyr Yes
FCP pSer Yes
NagD pTyr, pSer Yes
MTDP (MeTallo-Dependent Phosphatases) PPP pSer/pThr Yes
PPM (PP2C) PPM pSer/pThr Yes
Alkaline Phosphatase Alkaline Phosphatase Yes
Histidine Phosphatase HP, branch 1 pTyr, pSer/pThr Yes
HP, branch 2 pTyr Yes
PHP PHP pHis Yes
RTR1 RTR1 pSer Yes

Unclassified Phosphatases

Other Phosphatases (obsolete)

Other Classification Schemes