P2C56_ARATH - dbPTM
P2C56_ARATH - PTM Information in dbPTM
Basic Information of Protein
UniProt ID P2C56_ARATH
UniProt AC P49597
Protein Name Protein phosphatase 2C 56
Gene Name ABI1
Organism Arabidopsis thaliana (Mouse-ear cress).
Sequence Length 434
Subcellular Localization Nucleus. Cytoplasm. Cell membrane
Peripheral membrane protein. Associated to the plasma membrane when in complex with PA, subsequently to ABA signaling.
Protein Description Key component and repressor of the abscisic acid (ABA) signaling pathway that regulates numerous ABA responses, such as stomatal closure, osmotic water permeability of the plasma membrane (Pos), drought-induced resistance and rhizogenesis, response to glucose, high light stress, seed germination and inhibition of vegetative growth. During the stomatal closure regulation, modulates the inward calcium-channel permeability as well as the actin reorganization in guard cells in response to ABA. Involved in the resistance to the bacterial pathogen Pseudomonas syringae pv. tomato. Controls negatively fibrillin expression that is involved in mediating ABA-induced photoprotection. May be involved in ABA content regulation. Plays a role in the Pro accumulation in response to reduced water availability (low water potential). Required for the ABA negative regulation of the ethylene-induced hyponastic growth. Involved in acquired thermotolerance of root growth and seedling survival. Activates/represses SRK2E/OST1 in response to ABA-dependent stimuli, especially in stomata closure regulation involving SLAC1. Represses MAPKKK18 activity and promotes MAPKKK18 degradation by the proteasome pathway upon abscisic acid (ABA) treatment. [PubMed: 26443375]
Protein Sequence MEEVSPAIAGPFRPFSETQMDFTGIRLGKGYCNNQYSNQDSENGDLMVSLPETSSCSVSGSHGSESRKVLISRINSPNLNMKESAAADIVVVDISAGDEINGSDITSEKKMISRTESRSLFEFKSVPLYGFTSICGRRPEMEDAVSTIPRFLQSSSGSMLDGRFDPQSAAHFFGVYDGHGGSQVANYCRERMHLALAEEIAKEKPMLCDGDTWLEKWKKALFNSFLRVDSEIESVAPETVGSTSVVAVVFPSHIFVANCGDSRAVLCRGKTALPLSVDHKPDREDEAARIEAAGGKVIQWNGARVFGVLAMSRSIGDRYLKPSIIPDPEVTAVKRVKEDDCLILASDGVWDVMTDEEACEMARKRILLWHKKNAVAGDASLLADERRKEGKDPAAMSAAEYLSKLAIQRGSKDNISVVVVDLKPRRKLKSKPLN
Overview of Protein Modification Sites with Functional and Structural Information
Experimental Post-Translational Modification Sites

* ASA = Accessible Surface Area

Locations Modification Substrate Peptides
&
Secondary Structure
ASA (%) Reference Orthologous
Protein Cluster
76PhosphorylationVLISRINSPNLNMKE
EEEEECCCCCCCCCH
16.8825561503
397PhosphorylationGKDPAAMSAAEYLSK
CCCHHHHHHHHHHHH
21.4324894044

Upstream regulatory proteins (kinases for phosphorylation sites, E3 ubiquitin ligases of ubiquitination sites, ...)
Modified Location Modified Residue Modification Type of Upstream Proteins Gene Name of Upstream Proteins UniProt AC of Upstream Proteins Sources
-KUbiquitinationE3 ubiquitin ligaseBPM3O22286
PMID:31308219
-KUbiquitinationE3 ubiquitin ligaseBPM5Q1EBV6
PMID:31308219

Functions of PTM Sites
Modified Location Modified Residue Modification Function Reference

Oops, there are no descriptions of PTM sites of P2C56_ARATH !!

Disease-associated PTM Sites based on SAP

* Distance = the distance between SAP position and PTM sites.

Modified Location Modification Variant Position
(Distance <= 10)
Residue Change SAP Related Disease Reference

Oops, there are no SNP-PTM records of P2C56_ARATH !!

Protein-Protein Interaction
Interacting Protein Gene Name Interaction Type PPI Reference Domain-Domain Interactions
SRK2E_ARATHOST1physical
16365038
ATHB6_ARATHHB6physical
12065416
CIPKF_ARATHCIPK15physical
12194854
PYL8_ARATHRCAR3physical
19769575
PYL8_ARATHRCAR3physical
19874541
PYL4_ARATHPYL4physical
19874541
PYL5_ARATHPYL5physical
19874541
PYL9_ARATHRCAR1physical
19874541
PYL6_ARATHPYL6physical
19874541
PYR1_ARATHPYR1physical
19874541
RL122_ARATHAT3G53430physical
19874541
SPSA1_ARATHSPS1Fphysical
19874541
PYL7_ARATHPYL7physical
19874541
PYL10_ARATHPYL10physical
19874541
PYL1_ARATHPYL1physical
19874541
PSD2A_ARATHRPN1Aphysical
19874541
PYL5_ARATHPYL5physical
21798944
RAC10_ARATHRAC10physical
22251383
SRK2E_ARATHOST1physical
22730405
MBP_HUMANMBPphysical
22968126
KIN10_ARATHKIN10physical
24179127
PYL13_ARATHPYL13physical
24189045
AFP2_ARATHAFP2physical
24823379
ERF79_ARATHERF8physical
24823379
CIPKB_ARATHSIP4physical
24823379
ABI5_ARATHABI5physical
24823379
PYL4_ARATHPYL4physical
24823379
PYR1_ARATHPYR1physical
24823379
CIPKE_ARATHSR1physical
24823379
NADB_ARATHAOphysical
24823379
RVE2_ARATHRVE2physical
24823379
EF105_ARATHAT5G51190physical
24823379
PYL8_ARATHRCAR3physical
24823379
P2C78_ARATHHAI1physical
24823379
SRK2A_ARATHAT1G10940physical
22516825
PYL9_ARATHRCAR1physical
19407143
SRK2D_ARATHSNRK2.2physical
19407142
SRK2E_ARATHOST1physical
20729862
SRK2E_ARATHOST1physical
19924127
SRK2D_ARATHSNRK2.2physical
22116026
SRK2I_ARATHSNRK2.3physical
22116026
SRK2E_ARATHOST1physical
22116026
1A16_ARATHACS6physical
24637173
PYL1_ARATHPYL1physical
21406691
BRK1_ARATHBRK1physical
17267444
SCAR1_ARATHWAVE1physical
17267444
SCAR2_ARATHSCAR2physical
17267444
SCAR3_ARATHWAVE2physical
17267444
SCARL_ARATHWAVE5physical
17267444
SWI3B_ARATHSWI3Bphysical
19033529

Drug and Disease Associations
Kegg Drug
DrugBank
There are no disease associations of PTM sites.
Regulatory Network of P2C56_ARATH

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Related Literatures of Post-Translational Modification

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