PDB
7YMJ
Resolution
3.4 Å
Released
July 5, 2023
Receptor
α1A
Class
A
Species
Homo sapiens
Ligand
Function
tamsulosin
Antagonist
Reference
10.1038/S41467-023-39310-X

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Ligand Amino Acid Generic Number Segment Interaction Type
tamsulosin S83 2.61x60 TM2 Van der Waals
tamsulosin F86 2.64x63 TM2 Van der Waals
tamsulosin E87 2.65x64 TM2 Van der Waals
tamsulosin W102 3.28x28 TM3 hydrophobic
tamsulosin W102 3.28x28 TM3 aromatic (edge-to-face)
tamsulosin D106 3.32x32 TM3 polar (charge-charge)
tamsulosin D106 3.32x32 TM3 polar (hydrogen bond)
tamsulosin V107 3.33x33 TM3 hydrophobic
tamsulosin C110 3.36x36 TM3 hydrophobic
tamsulosin C176 45.50x50 ECL2 Van der Waals
tamsulosin Y184 5.38x39 TM5 Van der Waals
tamsulosin S188 5.42x43 TM5 Van der Waals
tamsulosin S192 5.46x461 TM5 Van der Waals
tamsulosin W285 6.48x48 TM6 Van der Waals
tamsulosin F288 6.51x51 TM6 hydrophobic
tamsulosin F289 6.52x52 TM6 hydrophobic
tamsulosin F289 6.52x52 TM6 aromatic (edge-to-face)
tamsulosin M292 6.55x55 TM6 hydrophobic
tamsulosin F308 7.35x34 TM7 Van der Waals
tamsulosin F312 7.39x38 TM7 hydrophobic
tamsulosin Y316 7.43x42 TM7 Van der Waals

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

GPCRdb(A)
GPCRdb(A)
α1A-adrenoceptor
TM2
2x60 2.61x60 S83
2x63 2.64x63 F86
2x64 2.65x64 E87
TM3
3x28 3.28x28 W102
3x32 3.32x32 D106
3x33 3.33x33 V107
3x36 3.36x36 C110
ECL2
45x50 45.50x50 C176
TM5
5x39 5.38x39 Y184
5x43 5.42x43 S188
5x461 5.46x461 S192
TM6
6x48 6.48x48 W285
6x51 6.51x51 F288
6x52 6.52x52 F289
6x55 6.55x55 M292
TM7
7x34 7.35x34 F308
7x38 7.39x38 F312
7x42 7.43x42 Y316