Overview
| Uniprot ID | A0A5G2QTU9 |
| 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
FAAGTEKLIE
780
GLKSPDTSLL
790
LPDLLPMTDP
800
FGSTSDAVIE
810
KADVAVESLI
820
PGLEPPVPQR
830
LPSQTESVAS
840
NRTGLQREPN
850
PCPVITIEHF
860
KETAGVKGLP
870
LYPDPSRGPG
880
PKTQNSLESD
890
YLARDGPSSN
900
SSFHSSEEEG
910
TDLEGDMLDC
920
SGSRPLLMES
930
EEEDESCKPL
940
QGKLGGAVPF
950
AQPEGSTEPA
960
KAAQGGRKNQ
970
FRALTQPTAD
980
GLGEPDVFAT
990
APFRSSRVPT
1000
DDTDIFAKAP
1010
FVSKGSVALS
1020
QPEEADVFLR
1030
APFTKKKSLE
1040
ELAGAQIATS
1050
QESPAQAGLL
1060
GPTDDVPLLP
1070
GLDRAVYPSV
1080
RAQYSVAGFA
1090
QQSNLPSHSV
1100
QAADRLDSIS
1110
PRGPALESGA
1120
HPNDRNKGPQ
1130
PQKEVVSGPV
1140
AGKPFRPQSL
1150
SKYSRHYSPE
1160
DEPTPEAQPI
1170
AAYKIVSQTN
1180
KQSIAGSVSI
1190
TSLSSRTTEL
1200
PAADPFALAP
1210
FPSKSGKQKP
Gene Ontology
| Classification |
GO ID |
Description |
| Cellular Component |
GO:0005905 |
clathrin-coated pit |
| Cellular Component |
GO:0098793 |
presynapse |
| Molecular Function |
GO:0005524 |
ATP binding |
| Molecular Function |
GO:0004674 |
protein serine/threonine kinase activity |
| Biological Process |
GO:0006897 |
endocytosis |
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.