PDB
Resolution
1.9 Å
Released
Jan. 8, 2025
Receptor
Class
A
Species
Homo sapiens
Ligand
istradefylline
Function
Antagonist

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Ligand Amino Acid Generic Number Segment Interaction Type
istradefylline F168 45.52x52 ECL2 aromatic (face-to-face)
istradefylline W246 6.48x48 TM6 hydrophobic
istradefylline L249 6.51x51 TM6 hydrophobic
istradefylline N253 6.55x55 TM6 polar (hydrogen bond)
istradefylline N253 6.55x55 TM6 Van der Waals
istradefylline L267 7.32x31 TM7 hydrophobic
istradefylline L267 7.32x31 TM7 Van der Waals
istradefylline M270 7.35x34 TM7 hydrophobic
istradefylline M270 7.35x34 TM7 Van der Waals
istradefylline I274 7.39x38 TM7 Van der Waals
istradefylline I274 7.39x38 TM7 hydrophobic

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Snake plot — Download: PNG | SVG
ICL1 S N L Q ICL1ECL1 F C A ECL1ICL2 P L R Y N G L V ICL2ECL2 W N N C G Q P K E G K N H S Q G C G E G Q V A C L F E D V V ECL2ICL3 Q P L P G ICL3ECL3 P D C S H A ECL3C-term K A A G T S A R V L A A H G S D G E Q V S L R L N G H P P G V W A N G S A P H P E R R P N G Y A L G L V S G G S A Q E S Q G N T G L P D V E L L S H E L K G V C P E P P G L D D P L A Q D G A G V S C-term M P I M G S S V Y I T V E L A I A V L A I L G N V L V C W A V W L N N V T N Y F V V S L A A A D I A V G V L A I P F A I T I S T G A C H G C L F I A C F V L V L T Q S S I F S L L A I A I D R Y I A I R I T G T R A K G I I A I C W V L S F A I G L T P M L G P M N Y M V Y F N F F A C V L V P L L L M L G V Y L R I F L A A R R Q L K Q M E S E R A R S T L Q K E V H A A K S L A I I V G L F A L C W L P L H I I N C F T F F C P L W L M Y L A I V L S H T N S V V N P F I Y A Y R I R E F R K H V L P F F R Q T I I R S R Q Q E
Helix box plot — Download: PNG | SVG V N G L I A L V A I A L E V T I Y V S S 1 V S L A A A D I A V G L V A I P F A I T I 2 A L L S F I S S Q T L V L V F C A I F L 3 A K G I I A I C W V L S F A I G L T P M 4 Y V G L M L L L P V L V C A F F N F Y V M Y 5 A I I V G L F A L C W L P L H I I N C F 6 F P N V V S N T H S L V I A L Y M L W 7

GPCRdb(A)
GPCRdb(A)
A2A receptor
ECL2
45x52 45.52x52 F168
TM6
6x48 6.48x48 W246
6x51 6.51x51 L249
6x55 6.55x55 N253
TM7
7x31 7.32x31 L267
7x34 7.35x34 M270
7x38 7.39x38 I274