PDB
9I54
Resolution
2.7 Å
Released
July 16, 2025
Receptor
D1
Class
A
Species
Homo sapiens
Ligand
Compound 24
Function
Agonist
Reference
—

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Ligand Amino Acid Generic Number Segment Interaction Type
Compound 24 K81 2.61x60 TM2 polar (charge-assisted hydrogen bond)
Compound 24 W99 3.28x28 TM3 aromatic (edge-to-face)
Compound 24 W99 3.28x28 TM3 Van der Waals
Compound 24 V100 3.29x29 TM3 hydrophobic
Compound 24 V100 3.29x29 TM3 Van der Waals
Compound 24 D103 3.32x32 TM3 polar (charge-assisted hydrogen bond)
Compound 24 I104 3.33x33 TM3 Van der Waals
Compound 24 I104 3.33x33 TM3 hydrophobic
Compound 24 S107 3.36x36 TM3 Van der Waals
Compound 24 T108 3.37x37 TM3 Van der Waals
Compound 24 C186 45.50x50 ECL2 polar (hydrogen bond with backbone)
Compound 24 C186 45.50x50 ECL2 Van der Waals
Compound 24 D187 45.51x51 ECL2 Van der Waals
Compound 24 S188 45.52x52 ECL2 Van der Waals
Compound 24 S188 45.52x52 ECL2 polar (hydrogen bond with backbone)
Compound 24 L190 ECL2 Van der Waals
Compound 24 L190 ECL2 hydrophobic
Compound 24 S198 5.42x43 TM5 Van der Waals
Compound 24 S202 5.46x461 TM5 polar (hydrogen bond)
Compound 24 F288 6.51x51 TM6 hydrophobic
Compound 24 F288 6.51x51 TM6 Van der Waals
Compound 24 F289 6.52x52 TM6 aromatic (edge-to-face)
Compound 24 F289 6.52x52 TM6 Van der Waals
Compound 24 N292 6.55x55 TM6 Van der Waals

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

GPCRdb(A)
GPCRdb(A)
D1 receptor
TM2
2x60 2.61x60 K81
TM3
3x28 3.28x28 W99
3x29 3.29x29 V100
3x32 3.32x32 D103
3x33 3.33x33 I104
3x36 3.36x36 S107
3x37 3.37x37 T108
ECL2
45x50 45.50x50 C186
45x51 45.51x51 D187
45x52 45.52x52 S188
TM5
5x43 5.42x43 S198
5x461 5.46x461 S202
TM6
6x51 6.51x51 F288
6x52 6.52x52 F289
6x55 6.55x55 N292