SAHH_HUMAN - dbPTM
SAHH_HUMAN - PTM Information in dbPTM
Basic Information of Protein
UniProt ID SAHH_HUMAN
UniProt AC P23526
Protein Name Adenosylhomocysteinase
Gene Name AHCY
Organism Homo sapiens (Human).
Sequence Length 432
Subcellular Localization Cytoplasm . Melanosome . Identified by mass spectrometry in melanosome fractions from stage I to stage IV.
Protein Description Adenosylhomocysteine is a competitive inhibitor of S-adenosyl-L-methionine-dependent methyl transferase reactions; therefore adenosylhomocysteinase may play a key role in the control of methylations via regulation of the intracellular concentration of adenosylhomocysteine..
Protein Sequence MSDKLPYKVADIGLAAWGRKALDIAENEMPGLMRMRERYSASKPLKGARIAGCLHMTVETAVLIETLVTLGAEVQWSSCNIFSTQDHAAAAIAKAGIPVYAWKGETDEEYLWCIEQTLYFKDGPLNMILDDGGDLTNLIHTKYPQLLPGIRGISEETTTGVHNLYKMMANGILKVPAINVNDSVTKSKFDNLYGCRESLIDGIKRATDVMIAGKVAVVAGYGDVGKGCAQALRGFGARVIITEIDPINALQAAMEGYEVTTMDEACQEGNIFVTTTGCIDIILGRHFEQMKDDAIVCNIGHFDVEIDVKWLNENAVEKVNIKPQVDRYRLKNGRRIILLAEGRLVNLGCAMGHPSFVMSNSFTNQVMAQIELWTHPDKYPVGVHFLPKKLDEAVAEAHLGKLNVKLTKLTEKQAQYLGMSCDGPFKPDHYRY
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
2Phosphorylation------MSDKLPYKV
------CCCCCCCCH
43.3727499020
4Acetylation----MSDKLPYKVAD
----CCCCCCCCHHH
44.0223749302
4Ubiquitination----MSDKLPYKVAD
----CCCCCCCCHHH
44.02-
8UbiquitinationMSDKLPYKVADIGLA
CCCCCCCCHHHHHHH
29.0721890473
8UbiquitinationMSDKLPYKVADIGLA
CCCCCCCCHHHHHHH
29.0721890473
8MethylationMSDKLPYKVADIGLA
CCCCCCCCHHHHHHH
29.0766698133
20UbiquitinationGLAAWGRKALDIAEN
HHHHCHHHHHHHHHC
49.73-
29SulfoxidationLDIAENEMPGLMRMR
HHHHHCCCCCHHHHH
4.8721406390
33SulfoxidationENEMPGLMRMRERYS
HCCCCCHHHHHHHHC
3.8130846556
34MethylationNEMPGLMRMRERYSA
CCCCCHHHHHHHHCC
26.50115493191
39PhosphorylationLMRMRERYSASKPLK
HHHHHHHHCCCCCCC
12.1128152594
40PhosphorylationMRMRERYSASKPLKG
HHHHHHHCCCCCCCC
32.0828152594
42PhosphorylationMRERYSASKPLKGAR
HHHHHCCCCCCCCCC
28.9424719451
43UbiquitinationRERYSASKPLKGARI
HHHHCCCCCCCCCCC
54.83-
46UbiquitinationYSASKPLKGARIAGC
HCCCCCCCCCCCHHH
60.08-
100PhosphorylationAKAGIPVYAWKGETD
HHCCCCEEEECCCCC
11.0328152594
127SulfoxidationFKDGPLNMILDDGGD
CCCCCCEEEECCCCC
4.1930846556
136PhosphorylationLDDGGDLTNLIHTKY
ECCCCCHHHHHHHCC
32.49-
142UbiquitinationLTNLIHTKYPQLLPG
HHHHHHHCCCHHCCC
40.55-
143PhosphorylationTNLIHTKYPQLLPGI
HHHHHHCCCHHCCCC
9.4328152594
151MethylationPQLLPGIRGISEETT
CHHCCCCCCCCCCCC
42.16115493215
154PhosphorylationLPGIRGISEETTTGV
CCCCCCCCCCCCCHH
32.0030624053
157PhosphorylationIRGISEETTTGVHNL
CCCCCCCCCCHHHHH
26.1323312004
158PhosphorylationRGISEETTTGVHNLY
CCCCCCCCCHHHHHH
25.4923312004
159PhosphorylationGISEETTTGVHNLYK
CCCCCCCCHHHHHHH
44.6323312004
166UbiquitinationTGVHNLYKMMANGIL
CHHHHHHHHHHCCCE
25.9321890473
166AcetylationTGVHNLYKMMANGIL
CHHHHHHHHHHCCCE
25.9323236377
166UbiquitinationTGVHNLYKMMANGIL
CHHHHHHHHHHCCCE
25.9321890473
174UbiquitinationMMANGILKVPAINVN
HHHCCCEEECEEECC
44.2321906983
183PhosphorylationPAINVNDSVTKSKFD
CEEECCCCCCHHHCC
26.8720873877
185PhosphorylationINVNDSVTKSKFDNL
EECCCCCCHHHCCCC
33.2925159151
186AcetylationNVNDSVTKSKFDNLY
ECCCCCCHHHCCCCC
49.8725953088
186UbiquitinationNVNDSVTKSKFDNLY
ECCCCCCHHHCCCCC
49.8721906983
187PhosphorylationVNDSVTKSKFDNLYG
CCCCCCHHHCCCCCC
29.2328348404
188AcetylationNDSVTKSKFDNLYGC
CCCCCHHHCCCCCCH
59.2925953088
188UbiquitinationNDSVTKSKFDNLYGC
CCCCCHHHCCCCCCH
59.2921890473
188UbiquitinationNDSVTKSKFDNLYGC
CCCCCHHHCCCCCCH
59.2921890473
193PhosphorylationKSKFDNLYGCRESLI
HHHCCCCCCHHHHHH
22.0427273156
195S-nitrosylationKFDNLYGCRESLIDG
HCCCCCCHHHHHHHH
2.4924105792
198PhosphorylationNLYGCRESLIDGIKR
CCCCHHHHHHHHHHH
15.9830576142
204SuccinylationESLIDGIKRATDVMI
HHHHHHHHHHHHCEE
41.3223954790
204AcetylationESLIDGIKRATDVMI
HHHHHHHHHHHHCEE
41.3225953088
204UbiquitinationESLIDGIKRATDVMI
HHHHHHHHHHHHCEE
41.32-
210SulfoxidationIKRATDVMIAGKVAV
HHHHHHCEECCEEEE
1.6130846556
221PhosphorylationKVAVVAGYGDVGKGC
EEEEEECCCHHHHHH
10.6228152594
226AcetylationAGYGDVGKGCAQALR
ECCCHHHHHHHHHHH
51.1426051181
226UbiquitinationAGYGDVGKGCAQALR
ECCCHHHHHHHHHHH
51.1421890473
226UbiquitinationAGYGDVGKGCAQALR
ECCCHHHHHHHHHHH
51.1421890473
233MethylationKGCAQALRGFGARVI
HHHHHHHHHCCCEEE
41.22115493199
291MethylationGRHFEQMKDDAIVCN
CCCHHHCCCCEEEEC
52.75-
291"N6,N6-dimethyllysine"GRHFEQMKDDAIVCN
CCCHHHCCCCEEEEC
52.75-
318UbiquitinationLNENAVEKVNIKPQV
CCCCCEEECCCCCCC
33.70-
318AcetylationLNENAVEKVNIKPQV
CCCCCEEECCCCCCC
33.7025953088
322SumoylationAVEKVNIKPQVDRYR
CEEECCCCCCCEEEE
24.97-
322UbiquitinationAVEKVNIKPQVDRYR
CEEECCCCCCCEEEE
24.97-
322AcetylationAVEKVNIKPQVDRYR
CEEECCCCCCCEEEE
24.9726822725
373AcetylationVMAQIELWTHPDKYP
HHHHEEEECCCCCCC
4.6619608861
379PhosphorylationLWTHPDKYPVGVHFL
EECCCCCCCCCEEEC
15.5528152594
380AcetylationWTHPDKYPVGVHFLP
ECCCCCCCCCEEECC
23.3319608861
389UbiquitinationGVHFLPKKLDEAVAE
CEEECCHHHHHHHHH
60.27-
401AcetylationVAEAHLGKLNVKLTK
HHHHHHCHHHHHHEE
43.1623954790
401UbiquitinationVAEAHLGKLNVKLTK
HHHHHHCHHHHHHEE
43.1619608861
405SuccinylationHLGKLNVKLTKLTEK
HHCHHHHHHEECCHH
49.7323954790
405UbiquitinationHLGKLNVKLTKLTEK
HHCHHHHHHEECCHH
49.73-
405AcetylationHLGKLNVKLTKLTEK
HHCHHHHHHEECCHH
49.7325953088
407PhosphorylationGKLNVKLTKLTEKQA
CHHHHHHEECCHHHH
20.4925056879
408AcetylationKLNVKLTKLTEKQAQ
HHHHHHEECCHHHHH
64.9423954790
408UbiquitinationKLNVKLTKLTEKQAQ
HHHHHHEECCHHHHH
64.9419608861
410PhosphorylationNVKLTKLTEKQAQYL
HHHHEECCHHHHHHH
42.57-
412AcetylationKLTKLTEKQAQYLGM
HHEECCHHHHHHHCC
45.7825953088
412UbiquitinationKLTKLTEKQAQYLGM
HHEECCHHHHHHHCC
45.7821890473
412UbiquitinationKLTKLTEKQAQYLGM
HHEECCHHHHHHHCC
45.7821890473
416PhosphorylationLTEKQAQYLGMSCDG
CCHHHHHHHCCCCCC
14.2921406692
420PhosphorylationQAQYLGMSCDGPFKP
HHHHHCCCCCCCCCC
13.7821406692
426AcetylationMSCDGPFKPDHYRY-
CCCCCCCCCCCCCC-
53.3125953088
430PhosphorylationGPFKPDHYRY-----
CCCCCCCCCC-----
20.9821406692
431MethylationPFKPDHYRY------
CCCCCCCCC------
27.54115493207

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

Oops, there are no upstream regulatory protein records of SAHH_HUMAN !!

Functions of PTM Sites
Modified Location Modified Residue Modification Function Reference

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

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 SAHH_HUMAN !!

Protein-Protein Interaction
Interacting Protein Gene Name Interaction Type PPI Reference Domain-Domain Interactions
XIAP_HUMANXIAPphysical
22939629
SDC1_HUMANSDC1physical
22939629
SPB6_HUMANSERPINB6physical
22939629
SIR1_HUMANSIRT1physical
22939629
VATA_HUMANATP6V1Aphysical
22939629
PAXI_HUMANPXNphysical
21988832
PUR9_HUMANATICphysical
22863883
CAPZB_HUMANCAPZBphysical
22863883
DHX15_HUMANDHX15physical
22863883
EF1A2_HUMANEEF1A2physical
22863883
H2AV_HUMANH2AFVphysical
22863883
HDGF_HUMANHDGFphysical
22863883
MSHR_HUMANMC1Rphysical
22863883
MOES_HUMANMSNphysical
22863883
NSF1C_HUMANNSFL1Cphysical
22863883
PAPS1_HUMANPAPSS1physical
22863883
PYGL_HUMANPYGLphysical
22863883
TBCE_HUMANTBCEphysical
22863883
SAHH_HUMANAHCYphysical
25416956
APBP2_HUMANAPPBP2physical
25416956
CA050_HUMANC1orf50physical
25416956
ANR40_HUMANANKRD40physical
25416956
SAHH2_HUMANAHCYL1physical
26186194
CA050_HUMANC1orf50physical
26186194
ANR40_HUMANANKRD40physical
26186194
CA050_HUMANC1orf50physical
21516116
CA050_HUMANC1orf50physical
28514442
ANR40_HUMANANKRD40physical
28514442
SAHH2_HUMANAHCYL1physical
28514442

Drug and Disease Associations
Kegg Disease
There are no disease associations of PTM sites.
OMIM Disease
613752Hypermethioninemia with S-adenosylhomocysteine hydrolase deficiency (HMAHCHD)
Kegg Drug
There are no disease associations of PTM sites.
DrugBank
There are no disease associations of PTM sites.
Regulatory Network of SAHH_HUMAN

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Related Literatures of Post-Translational Modification
Acetylation
ReferencePubMed
"Lysine acetylation targets protein complexes and co-regulates majorcellular functions.";
Choudhary C., Kumar C., Gnad F., Nielsen M.L., Rehman M., Walther T.,Olsen J.V., Mann M.;
Science 325:834-840(2009).
Cited for: ACETYLATION [LARGE SCALE ANALYSIS] AT LYS-408, AND MASS SPECTROMETRY.

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