UniProt ID | MLH1_HUMAN | |
---|---|---|
UniProt AC | P40692 | |
Protein Name | DNA mismatch repair protein Mlh1 | |
Gene Name | MLH1 | |
Organism | Homo sapiens (Human). | |
Sequence Length | 756 | |
Subcellular Localization | Nucleus . | |
Protein Description | Heterodimerizes with PMS2 to form MutL alpha, a component of the post-replicative DNA mismatch repair system (MMR). DNA repair is initiated by MutS alpha (MSH2-MSH6) or MutS beta (MSH2-MSH6) binding to a dsDNA mismatch, then MutL alpha is recruited to the heteroduplex. Assembly of the MutL-MutS-heteroduplex ternary complex in presence of RFC and PCNA is sufficient to activate endonuclease activity of PMS2. It introduces single-strand breaks near the mismatch and thus generates new entry points for the exonuclease EXO1 to degrade the strand containing the mismatch. DNA methylation would prevent cleavage and therefore assure that only the newly mutated DNA strand is going to be corrected. MutL alpha (MLH1-PMS2) interacts physically with the clamp loader subunits of DNA polymerase III, suggesting that it may play a role to recruit the DNA polymerase III to the site of the MMR. Also implicated in DNA damage signaling, a process which induces cell cycle arrest and can lead to apoptosis in case of major DNA damages. Heterodimerizes with MLH3 to form MutL gamma which plays a role in meiosis.. | |
Protein Sequence | MSFVAGVIRRLDETVVNRIAAGEVIQRPANAIKEMIENCLDAKSTSIQVIVKEGGLKLIQIQDNGTGIRKEDLDIVCERFTTSKLQSFEDLASISTYGFRGEALASISHVAHVTITTKTADGKCAYRASYSDGKLKAPPKPCAGNQGTQITVEDLFYNIATRRKALKNPSEEYGKILEVVGRYSVHNAGISFSVKKQGETVADVRTLPNASTVDNIRSIFGNAVSRELIEIGCEDKTLAFKMNGYISNANYSVKKCIFLLFINHRLVESTSLRKAIETVYAAYLPKNTHPFLYLSLEISPQNVDVNVHPTKHEVHFLHEESILERVQQHIESKLLGSNSSRMYFTQTLLPGLAGPSGEMVKSTTSLTSSSTSGSSDKVYAHQMVRTDSREQKLDAFLQPLSKPLSSQPQAIVTEDKTDISSGRARQQDEEMLELPAPAEVAAKNQSLEGDTTKGTSEMSEKRGPTSSNPRKRHREDSDVEMVEDDSRKEMTAACTPRRRIINLTSVLSLQEEINEQGHEVLREMLHNHSFVGCVNPQWALAQHQTKLYLLNTTKLSEELFYQILIYDFANFGVLRLSEPAPLFDLAMLALDSPESGWTEEDGPKEGLAEYIVEFLKKKAEMLADYFSLEIDEEGNLIGLPLLIDNYVPPLEGLPIFILRLATEVNWDEEKECFESLSKECAMFYSIRKQYISEESTLSGQQSEVPGSIPNSWKWTVEHIVYKALRSHILPPKHFTEDGNILQLANLPDLYKVFERC | |
Overview of Protein Modification Sites with Functional and Structural Information | ||
|
* ASA = Accessible Surface Area
Locations | Modification | Substrate Peptides & Secondary Structure |
ASA (%) | Reference | Orthologous Protein Cluster |
---|---|---|---|---|---|
2 | Acetylation | ------MSFVAGVIR ------CCCHHHHHH | 28.55 | 22223895 | |
2 | Phosphorylation | ------MSFVAGVIR ------CCCHHHHHH | 28.55 | 20860994 | |
33 | Ubiquitination | QRPANAIKEMIENCL CCHHHHHHHHHHHHH | 38.53 | - | |
35 | Sulfoxidation | PANAIKEMIENCLDA HHHHHHHHHHHHHCC | 3.85 | 21406390 | |
57 | Ubiquitination | IVKEGGLKLIQIQDN EEEECCEEEEEEEEC | 46.98 | - | |
70 | Ubiquitination | DNGTGIRKEDLDIVC ECCCCCCHHHHHEEE | 54.37 | - | |
84 | Ubiquitination | CERFTTSKLQSFEDL EEECCCCCCCCHHHH | 48.75 | - | |
87 | Phosphorylation | FTTSKLQSFEDLASI CCCCCCCCHHHHHCC | 40.83 | 28348404 | |
123 | Ubiquitination | TTKTADGKCAYRASY EEECCCCEEEEEEEC | 19.08 | - | |
134 | Ubiquitination | RASYSDGKLKAPPKP EEECCCCCCCCCCCC | 52.37 | - | |
136 | Ubiquitination | SYSDGKLKAPPKPCA ECCCCCCCCCCCCCC | 63.43 | - | |
140 | Ubiquitination | GKLKAPPKPCAGNQG CCCCCCCCCCCCCCC | 52.23 | - | |
164 | Ubiquitination | YNIATRRKALKNPSE HHHHHHHHHHCCHHH | 55.57 | - | |
167 | Ubiquitination | ATRRKALKNPSEEYG HHHHHHHCCHHHHHH | 72.22 | - | |
175 | Ubiquitination | NPSEEYGKILEVVGR CHHHHHHHHHHHHCC | 43.12 | - | |
183 | Phosphorylation | ILEVVGRYSVHNAGI HHHHHCCCEEECCCE | 14.76 | 20068231 | |
184 | Phosphorylation | LEVVGRYSVHNAGIS HHHHCCCEEECCCEE | 18.62 | 20068231 | |
191 | Phosphorylation | SVHNAGISFSVKKQG EEECCCEEEEEEECC | 15.56 | 20068231 | |
193 | Phosphorylation | HNAGISFSVKKQGET ECCCEEEEEEECCCE | 26.66 | 20068231 | |
195 | Acetylation | AGISFSVKKQGETVA CCEEEEEEECCCEEE | 37.87 | 25953088 | |
196 | Ubiquitination | GISFSVKKQGETVAD CEEEEEEECCCEEEE | 62.47 | - | |
200 | Phosphorylation | SVKKQGETVADVRTL EEEECCCEEEEEECC | 28.02 | 23403867 | |
212 | Phosphorylation | RTLPNASTVDNIRSI ECCCCCCCHHHHHHH | 29.48 | 21857030 | |
236 | Acetylation | IEIGCEDKTLAFKMN HHHCCCCCCEEEECC | 24.12 | 26051181 | |
236 | Ubiquitination | IEIGCEDKTLAFKMN HHHCCCCCCEEEECC | 24.12 | - | |
269 | Phosphorylation | INHRLVESTSLRKAI HCCHHHCCHHHHHHH | 18.80 | 20068231 | |
270 | Phosphorylation | NHRLVESTSLRKAIE CCHHHCCHHHHHHHH | 20.48 | 20068231 | |
271 | Phosphorylation | HRLVESTSLRKAIET CHHHCCHHHHHHHHH | 35.14 | 20068231 | |
288 | Phosphorylation | AAYLPKNTHPFLYLS HHHCCCCCCCEEEEE | 36.73 | 19835603 | |
293 | Phosphorylation | KNTHPFLYLSLEISP CCCCCEEEEEEEECC | 8.47 | 19835603 | |
295 | Phosphorylation | THPFLYLSLEISPQN CCCEEEEEEEECCCC | 15.48 | 19835603 | |
333 | Ubiquitination | VQQHIESKLLGSNSS HHHHHHHHHCCCCCC | 34.63 | - | |
337 | Phosphorylation | IESKLLGSNSSRMYF HHHHHCCCCCCCCEE | 33.24 | 22210691 | |
362 | Phosphorylation | PSGEMVKSTTSLTSS CCCCEEEECCCCCCC | 26.05 | 30576142 | |
363 | Phosphorylation | SGEMVKSTTSLTSSS CCCEEEECCCCCCCC | 18.06 | 25137130 | |
363 | O-linked_Glycosylation | SGEMVKSTTSLTSSS CCCEEEECCCCCCCC | 18.06 | 30379171 | |
364 | Phosphorylation | GEMVKSTTSLTSSST CCEEEECCCCCCCCC | 28.91 | 28450419 | |
365 | Phosphorylation | EMVKSTTSLTSSSTS CEEEECCCCCCCCCC | 29.73 | 28450419 | |
367 | Phosphorylation | VKSTTSLTSSSTSGS EEECCCCCCCCCCCC | 26.74 | 30576142 | |
368 | Phosphorylation | KSTTSLTSSSTSGSS EECCCCCCCCCCCCC | 27.82 | 28450419 | |
369 | Phosphorylation | STTSLTSSSTSGSSD ECCCCCCCCCCCCCC | 32.19 | 28450419 | |
370 | Phosphorylation | TTSLTSSSTSGSSDK CCCCCCCCCCCCCCC | 26.76 | 28450419 | |
371 | Phosphorylation | TSLTSSSTSGSSDKV CCCCCCCCCCCCCCE | 38.77 | 28450419 | |
372 | Phosphorylation | SLTSSSTSGSSDKVY CCCCCCCCCCCCCEE | 38.33 | 28450419 | |
374 | Phosphorylation | TSSSTSGSSDKVYAH CCCCCCCCCCCEEEE | 34.82 | 25627689 | |
375 | Phosphorylation | SSSTSGSSDKVYAHQ CCCCCCCCCCEEEEE | 45.00 | 28450419 | |
377 | Ubiquitination | STSGSSDKVYAHQMV CCCCCCCCEEEEEEE | 38.81 | - | |
377 | Acetylation | STSGSSDKVYAHQMV CCCCCCCCEEEEEEE | 38.81 | 25953088 | |
379 | Phosphorylation | SGSSDKVYAHQMVRT CCCCCCEEEEEEECC | 12.24 | 27642862 | |
386 | Phosphorylation | YAHQMVRTDSREQKL EEEEEECCCCHHHHH | 27.24 | 29514088 | |
388 | Phosphorylation | HQMVRTDSREQKLDA EEEECCCCHHHHHHH | 36.78 | 29514088 | |
392 | Sumoylation | RTDSREQKLDAFLQP CCCCHHHHHHHHHHC | 43.51 | - | |
392 | Sumoylation | RTDSREQKLDAFLQP CCCCHHHHHHHHHHC | 43.51 | - | |
392 | Ubiquitination | RTDSREQKLDAFLQP CCCCHHHHHHHHHHC | 43.51 | - | |
401 | Phosphorylation | DAFLQPLSKPLSSQP HHHHHCCCCCCCCCC | 38.62 | 24719451 | |
402 | Ubiquitination | AFLQPLSKPLSSQPQ HHHHCCCCCCCCCCC | 58.63 | - | |
402 | Acetylation | AFLQPLSKPLSSQPQ HHHHCCCCCCCCCCC | 58.63 | 23236377 | |
405 | Phosphorylation | QPLSKPLSSQPQAIV HCCCCCCCCCCCEEE | 35.14 | 29523821 | |
406 | Phosphorylation | PLSKPLSSQPQAIVT CCCCCCCCCCCEEEE | 54.27 | 30576142 | |
416 | Sumoylation | QAIVTEDKTDISSGR CEEEECCCCCCCCCC | 41.69 | - | |
416 | Ubiquitination | QAIVTEDKTDISSGR CEEEECCCCCCCCCC | 41.69 | - | |
416 | Sumoylation | QAIVTEDKTDISSGR CEEEECCCCCCCCCC | 41.69 | - | |
443 | Ubiquitination | APAEVAAKNQSLEGD CCHHHHHHCCCCCCC | 45.87 | - | |
443 | Acetylation | APAEVAAKNQSLEGD CCHHHHHHCCCCCCC | 45.87 | 23236377 | |
446 | Phosphorylation | EVAAKNQSLEGDTTK HHHHHCCCCCCCCCC | 37.47 | 29396449 | |
453 | Ubiquitination | SLEGDTTKGTSEMSE CCCCCCCCCCHHHHH | 63.38 | - | |
455 | Phosphorylation | EGDTTKGTSEMSEKR CCCCCCCCHHHHHHC | 24.06 | 23403867 | |
458 | Sulfoxidation | TTKGTSEMSEKRGPT CCCCCHHHHHHCCCC | 6.67 | 21406390 | |
459 | Phosphorylation | TKGTSEMSEKRGPTS CCCCHHHHHHCCCCC | 35.59 | 27251275 | |
461 | Acetylation | GTSEMSEKRGPTSSN CCHHHHHHCCCCCCC | 56.18 | 23749302 | |
467 | Phosphorylation | EKRGPTSSNPRKRHR HHCCCCCCCCCCCCC | 54.02 | 26546556 | |
477 | Phosphorylation | RKRHREDSDVEMVED CCCCCCCCCCEECCC | 38.51 | 9559627 | |
486 | Phosphorylation | VEMVEDDSRKEMTAA CEECCCCCHHHHHHH | 58.54 | 25850435 | |
488 | Ubiquitination | MVEDDSRKEMTAACT ECCCCCHHHHHHHCC | 56.65 | - | |
491 | Phosphorylation | DDSRKEMTAACTPRR CCCHHHHHHHCCCCH | 16.52 | 29496963 | |
495 | Phosphorylation | KEMTAACTPRRRIIN HHHHHHCCCCHHHHH | 18.33 | 21815630 | |
508 | Phosphorylation | INLTSVLSLQEEINE HHHHHHHHHHHHHHH | 26.33 | - | |
685 | Phosphorylation | KECAMFYSIRKQYIS HHHHHHHHHHHHHCC | 12.49 | 24719451 | |
688 | Ubiquitination | AMFYSIRKQYISEES HHHHHHHHHHCCCCC | 45.87 | - | |
690 | Phosphorylation | FYSIRKQYISEESTL HHHHHHHHCCCCCCC | 14.95 | 24043423 | |
692 | Phosphorylation | SIRKQYISEESTLSG HHHHHHCCCCCCCCC | 30.31 | 24043423 | |
695 | Phosphorylation | KQYISEESTLSGQQS HHHCCCCCCCCCCCC | 30.51 | 24043423 | |
696 | Phosphorylation | QYISEESTLSGQQSE HHCCCCCCCCCCCCC | 28.37 | 24043423 | |
698 | Phosphorylation | ISEESTLSGQQSEVP CCCCCCCCCCCCCCC | 34.34 | 24043423 | |
702 | Phosphorylation | STLSGQQSEVPGSIP CCCCCCCCCCCCCCC | 32.45 | 24043423 | |
707 | Phosphorylation | QQSEVPGSIPNSWKW CCCCCCCCCCCCCCE | 28.89 | 24043423 | |
711 | Phosphorylation | VPGSIPNSWKWTVEH CCCCCCCCCCEEHHH | 25.36 | 24043423 | |
732 | Ubiquitination | RSHILPPKHFTEDGN HHCCCCCCCCCCCCC | 49.78 | - | |
751 | Ubiquitination | ANLPDLYKVFERC-- HCCHHHHHHHHCC-- | 47.98 | - |
Modified Location | Modified Residue | Modification | Function | Reference | ||
---|---|---|---|---|---|---|
Oops, there are no descriptions of PTM sites of MLH1_HUMAN !! |
* 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 MLH1_HUMAN !! |
Kegg Disease | ||||||
---|---|---|---|---|---|---|
There are no disease associations of PTM sites. | ||||||
OMIM Disease | ||||||
609310 | Hereditary non-polyposis colorectal cancer 2 (HNPCC2) | |||||
276300 | Mismatch repair cancer syndrome (MMRCS) | |||||
158320 | Muir-Torre syndrome (MRTES) | |||||
Note=Defects in MLH1 may contribute to lobular carcinoma in situ (LCIS), a non-invasive neoplastic disease of the breast. | ||||||
608089 | ||||||
Kegg Drug | ||||||
There are no disease associations of PTM sites. | ||||||
DrugBank | ||||||
There are no disease associations of PTM sites. |
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Phosphorylation | |
Reference | PubMed |
"Quantitative phosphoproteomic analysis of T cell receptor signalingreveals system-wide modulation of protein-protein interactions."; Mayya V., Lundgren D.H., Hwang S.-I., Rezaul K., Wu L., Eng J.K.,Rodionov V., Han D.K.; Sci. Signal. 2:RA46-RA46(2009). Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-477, AND MASSSPECTROMETRY. | |
"A quantitative atlas of mitotic phosphorylation."; Dephoure N., Zhou C., Villen J., Beausoleil S.A., Bakalarski C.E.,Elledge S.J., Gygi S.P.; Proc. Natl. Acad. Sci. U.S.A. 105:10762-10767(2008). Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-477, AND MASSSPECTROMETRY. |