PDB
9K20
Resolution
2.7 Å
Released
June 11, 2025
Receptor
P2Y2
Class
A
Species
Homo sapiens
Ligand
Function
ATP
Agonist
Reference
10.1038/S41421-025-00797-X

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Ligand Amino Acid Generic Number Segment Interaction Type
ATP Y23 N-term aromatic (face-to-face)
ATP C25 N-term Van der Waals
ATP R26 N-term Van der Waals
ATP F27 N-term aromatic (face-to-face)
ATP E29 N-term polar (hydrogen bond)
ATP K32 1.31x31 TM1 polar (charge-charge)
ATP Y93 2.64x64 TM2 polar (hydrogen bond)
ATP D97 ECL1 Van der Waals
ATP R110 3.29x29 TM3 polar (charge-charge)
ATP H184 45.51x51 ECL2 Van der Waals
ATP D185 45.52x52 ECL2 polar (hydrogen bond with backbone)
ATP T186 ECL2 polar (hydrogen bond with backbone)
ATP T186 ECL2 polar (hydrogen bond)
ATP Y268 6.58x58 TM6 polar (hydrogen bond)
ATP R272 ECL3 polar (hydrogen bond)
ATP R272 ECL3 polar (charge-charge)
ATP K289 7.36x35 TM7 polar (charge-charge)
ATP K289 7.36x35 TM7 polar (hydrogen bond)
ATP R292 7.39x38 TM7 polar (hydrogen bond)
ATP R292 7.39x38 TM7 polar (charge-charge)

ATP

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Snake plot — Download: PNG | SVG
ICL1 L K T W ICL1ECL1 G D H W P F ECL1ICL2 P L R S L R W G ICL2ECL2 T T S A R G G R V T C H D T S A P E L ECL2ICL3 Y G T ICL3ECL3 R S L D L ECL3N-term M A A D L G P W N D T I N G T W D G D E L G Y R C R F N E D N-termC-term P T G P S P A T P A R R R L G L R R S D R T D M Q R I E D V L G S S E D S R R T E S T P A G S E N T K D I R L C-term F K Y V L L P V S Y G V V C V P G L C L N A V A L Y I F L C R N A S T T Y M F H L A V S D A L Y A A S L P L L V Y Y Y A R S T V L C K L V R F L F Y T N L Y C S I L F L T C I S V H R C L G V L R R A R Y A R R V A G A V W V L V L A C Q A P V L Y F V F S R F V A Y S S V M L G L L F A V P F A V I L V C Y V L M A R R L L K P A S G G L P R A K R K S V R T I A V V L A V F A L C F L P F H V T R T L Y Y S F S C H T L N A I N M A Y K V T R P L A S A N S C L D P V L Y F L A G Q R A R D L V R F A K P
Helix box plot — Download: PNG | SVG A N L C L G P V C V V G Y S V P L L V Y 1 F H L A V S D A L Y A A S L P L L V Y Y 2 C T L F L I S C Y L N T Y F L F R V L K 3 A R R V A G A V W V L V L A C Q A P V L 4 Y C V L I V A F P V A F L L G L M V S S Y 5 I A V V L A V F L A C F L P F H V T R T L 6 V P D L C S N A S A L P R T V K Y A M 7

GPCRdb(A)
GPCRdb(A)
P2Y2 receptor
TM1
1x31 1.31x31 K32
TM2
2x64 2.64x64 Y93
TM3
3x29 3.29x29 R110
ECL2
45x51 45.51x51 H184
45x52 45.52x52 D185
TM6
6x58 6.58x58 Y268
TM7
7x35 7.36x35 K289
7x38 7.39x38 R292