Overview
| Uniprot ID | A0A5G2QJD9 |
| Protein Name | AP2-associated protein kinase 1 |
| Gene Name | AAK1 |
| Organism | Sus scrofa |
Kla Sites from experimental identification
| Position |
Flanking peptide |
| 169 |
VARLHQCKTPIIHRD |
| 371 |
IAPRQRPKAGQTQPN |
Function
Regulates clathrin-mediated endocytosis by phosphorylating the AP2M1/mu2 subunit of the adaptor protein complex 2 (AP-2) which ensures high affinity binding of AP-2 to cargo membrane proteins during the initial stages of endocytosis. Preferentially, may phosphorylate substrates on threonine residues. Regulates phosphorylation of other AP-2 subunits as well as AP-2 localization and AP-2-mediated internalization of ligand complexes. Phosphorylates NUMB and regulates its cellular localization, promoting NUMB localization to endosomes. Binds to and stabilizes the activated form of NOTCH1, increases its localization in endosomes and regulates its transcriptional activity
Protein Sequence
10
MKKFFDSRRE
20
QGGSGLGSGS
30
SGGGGSTSGL
40
GSGYIGRVFG
50
IGRQQVTVDE
60
VLAEGGFAIV
70
FLVRTSNGMK
80
CALKRMFVNN
90
EHDLQVCKRE
100
IQIMRDLSGH
110
KNIVGYIDSS
120
INNVSSGDVW
130
EVLILMDFCR
140
GGQVVNLMNQ
150
RLQTGFTESE
160
VLQIFCDTCE
170
AVARLHQCKT
180
PIIHRDLKVE
190
NILLHDRGHY
200
VLCDFGSATN
210
KFQNPQTEGV
220
NAVEDEIKKY
230
TTLSYRAPEM
240
VNLYSGKIIT
250
TKADIWALGC
260
LLYKLCYFTL
270
PFGESQVAIC
280
DGNFTIPDNS
290
RYSQDMHCLI
300
RYMLEPDPDK
310
RPDIYQVSFF
320
SFKLLKKECP
330
VPNVQNSPIP
340
AKLPEPVKAS
350
EAAAKKTQPK
360
ARLTDPIPTT
370
ETSIAPRQRP
380
KAGQTQPNPG
390
ILPIQPALTP
400
RKRAMVQPPP
410
QVAGSSNQPG
420
LLASVPQPKT
430
QAPPSQPLPQ
440
SQAKQPQAPP
450
APQQPPSAPA
460
QGLPAQAQAT
470
PQHQQQLFLK
480
QQPQPPQPQP
490
QAQAPPAAQQ
500
PSGTFYQQQQ
510
QQQQQQAQAQ
520
QFQAVHPAAQ
530
QPAIAQFPAV
540
SQGSSQQQLI
550
QNFYQQQQQQ
560
QQQQQLATTL
570
HQQQLLTQQA
580
ALQQKTTVAA
590
IQPPQAQPAT
600
ASQPPPAQEP
610
AIQAPVRQQP
620
KVQTTPPPAI
630
QGQKLGSLTP
640
PSSPKAQRAG
650
HRRILSDVTH
660
SAVFGVPASK
670
STQLLQAAAA
680
EASLNKSKSA
690
TTTPSGSPRA
700
SQQNVYNPSE
710
GSTWNPFDDD
720
NFSKLTAEEL
730
LNKDFAKLGE
740
GKHPEKLGGS
750
AESLIPGFQP
760
TQGDAFAASS
770
FAAGTAEKRK
780
GGQAVDSSLP
790
LLSVSDPFIP
800
LQVPDAPEKL
810
IEGLKSPDTS
820
LLLPDLLPMT
830
DPFGSTSDAV
840
IEKADVAVES
850
LIPGLEPPVP
860
QRLPSQTESV
870
ASNRTDSLTG
880
EDALIDCSLL
890
SNPTTDLLEE
900
FAPIAISAPA
910
HKAAEDSNLI
920
SGFDVPEGSD
930
KVAEDEFDPI
940
PVLITKNPQG
950
LQREPNPCPV
960
ITIEHFKETA
970
GVKGLPLYPD
980
PSRGPGPKTQ
990
NSLESDYLAR
1000
DGPSSNSSFH
1010
SSEEEGTDLE
1020
GDMLDCSGSR
1030
PLLMESEEED
1040
ESCKPLQGKL
1050
GGAVPFAQPE
1060
GSTEPAKAAQ
1070
GGRKNQFRAL
1080
TQPTADGLGE
1090
PDVFATAPFR
1100
SSRVPTDDTD
1110
IFAKAPFVSK
1120
GSVALSQPEE
1130
ADVFLRAPFT
1140
KKKSLEELAG
1150
AQIATSQESP
1160
AQAGLLGPTD
1170
DVPLLPGLDR
1180
AVYPSVRAQY
1190
SVAGFAQQSN
1200
LPSHSVQAAD
1210
RLDSISPRGP
1220
ALESGAHPND
1230
RNKGPQPQKE
1240
VVSGPVAGKP
1250
FRPQSLSKYS
1260
RHYSPEDEPT
1270
PEAQPIAAYK
1280
IVSQTNKQSI
1290
AGSVSITSLS
1300
SRTTELPAAD
1310
PFALAPFPSK
SGKQKP
Gene Ontology
| Classification |
GO ID |
Description |
| Cellular Component |
GO:0005905 |
clathrin-coated pit |
| Cellular Component |
GO:0005886 |
plasma membrane |
| Cellular Component |
GO:0098793 |
presynapse |
| Molecular Function |
GO:0035612 |
AP-2 adaptor complex binding |
| Molecular Function |
GO:0005524 |
ATP binding |
| Molecular Function |
GO:0005112 |
Notch binding |
| Molecular Function |
GO:0004674 |
protein serine/threonine kinase activity |
| Biological Process |
GO:0045747 |
positive regulation of Notch signaling pathway |
| Biological Process |
GO:0140238 |
presynaptic endocytosis |
| Biological Process |
GO:0050821 |
protein stabilization |
| Biological Process |
GO:2000369 |
regulation of clathrin-dependent endocytosis |
| Biological Process |
GO:0032880 |
regulation of protein localization |
Reference
[1] Fan S, Zhou R, Wen H, Ye H, Ma S et al.. Global profiling of protein lactylome in porcine granulosa cells.. J Ovarian Res 18(1):177. 2025 Aug 8. PMID: 40781717.