Summary for PME-1 (NES ID: 351)

Full Name
Protein phosphatase methylesterase 1     UniProt    
Alternative Names
PPME-1   
Organism
Homo sapiens (Human)    
Experimental Evidence for CRM1-mediated Export
Mutations That Affect Nuclear Export
Unknown
Mutations That Affect CRM1 Binding
Unknown
Functional Export Signals
Undetermined
Secondary Structure of Export Signal
Unknown
Other Residues Important for Export
Unknown
Sequence
Show FASTA Format Show Domain Info by CDD Show Secondary Structure by PSIPRED Show Conservation Score by AL2CO
10 20 30 40 50 60
MSALEKSMHL GRLPSRPPLP GSGGSQSGAK MRMGPGRKRD FSPVPWSQYF ESMEDVEVEN
70 80 90 100 110 120
ETGKDTFRVY KSGSEGPVLL LLHGGGHSAL SWAVFTAAII SRVQCRIVAL DLRSHGETKV
130 140 150 160 170 180
KNPEDLSAET MAKDVGNVVE AMYGDLPPPI MLIGHSMGGA IAVHTASSNL VPSLLGLCMI
190 200 210 220 230 240
DVVEGTAMDA LNSMQNFLRG RPKTFKSLEN AIEWSVKSGQ IRNLESARVS MVGQVKQCEG
250 260 270 280 290 300
ITSPEGSKSI VEGIIEEEEE DEEGSESISK RKKEDDMETK KDHPYTWRIE LAKTEKYWDG
310 320 330 340 350 360
WFRGLSNLFL SCPIPKLLLL AGVDRLDKDL TIGQMQGKFQ MQVLPQCGHA VHEDAPDKVA
370 380
EAVATFLIRH RFAEPIGGFQ CVFPGC
3D Structures in PDB
3C5V (X-Ray,2.0 Å resolution)
Comments
PME-1 is serine hydrolase that demethylates and regulate protein phosphatase 2A (PP2A). Tang et al. reported that PME-1 is exported out of the nucleus with demethylated PP2A upon oxidative stress by hydrogen peroxide treatment, a behavior inhibited by LMB. No putative NES have been identified yet. It is unclear with this is due to putative NES within PP2A (NES entries #157, 213) or direct interaction with CRM1. Ref.1Hydrogen peroxide redistributes the localization of protein phosphatase methylesterase 1, Tang et al., Life Sci, 2018
References
[1]. "Hydrogen peroxide redistributes the localization of protein phosphatase methylesterase 1"
Tang S, Lu C, Mo L, Wang X, Liang Z, Qin F, Liu Y, Liu Y, Huang H, Huang Y, Cai H, Xiao D, Guo S, Ouyang Y, Sun B, Li X. (2018) Life Sci, 213:166-173 PubMed
User Input
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