PDB
9BQ3
Resolution
2.8 Å
Released
April 23, 2025
Receptor
CT
Class
B1
Species
Homo sapiens
Ligand
cagrilintide
Function
Agonist
Reference
—

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Ligand Amino Acid Generic Number Segment Interaction Type
cagrilintide W79 N-term Van der Waals
cagrilintide W79 N-term hydrophobic
cagrilintide F94 N-term Van der Waals
cagrilintide D97 N-term Van der Waals
cagrilintide F99 N-term Van der Waals
cagrilintide F99 N-term polar (hydrogen bond with backbone)
cagrilintide P100 N-term polar (hydrogen bond with backbone)
cagrilintide P100 N-term Van der Waals
cagrilintide D101 N-term polar (charge-assisted hydrogen bond)
cagrilintide F102 N-term Van der Waals
cagrilintide F102 N-term polar (hydrogen bond with backbone)
cagrilintide P104 N-term Van der Waals
cagrilintide H121 N-term Van der Waals
cagrilintide N124 N-term Van der Waals
cagrilintide R126 N-term polar (charge-assisted hydrogen bond)
cagrilintide W128 N-term polar (hydrogen bond)
cagrilintide W128 N-term Van der Waals
cagrilintide S129 N-term Van der Waals
cagrilintide S129 N-term polar (hydrogen bond with backbone)
cagrilintide Y131 N-term hydrophobic
cagrilintide Y131 N-term Van der Waals
cagrilintide T132 1.23x23 TM1 Van der Waals
cagrilintide N135 1.26x26 TM1 Van der Waals
cagrilintide N135 1.26x26 TM1 polar (hydrogen bond)
cagrilintide K141 1.32x32 TM1 Van der Waals
cagrilintide L142 1.33x33 TM1 hydrophobic
cagrilintide L142 1.33x33 TM1 Van der Waals
cagrilintide A145 1.36x36 TM1 Van der Waals
cagrilintide A145 1.36x36 TM1 hydrophobic
cagrilintide Y146 1.37x37 TM1 hydrophobic
cagrilintide Y146 1.37x37 TM1 Van der Waals
cagrilintide L148 1.39x39 TM1 Van der Waals
cagrilintide L148 1.39x39 TM1 hydrophobic
cagrilintide Y149 1.40x40 TM1 Van der Waals
cagrilintide Y149 1.40x40 TM1 hydrophobic
cagrilintide H201 2.67x67 TM2 Van der Waals
cagrilintide V206 ECL1 Van der Waals
cagrilintide V206 ECL1 hydrophobic
cagrilintide Y234 3.44x44 TM3 hydrophobic
cagrilintide Y234 3.44x44 TM3 Van der Waals
cagrilintide L291 45.52x52 ECL2 Van der Waals
cagrilintide S292 ECL2 Van der Waals
cagrilintide V293 ECL2 Van der Waals
cagrilintide V293 ECL2 hydrophobic
cagrilintide E294 ECL2 Van der Waals
cagrilintide H296 ECL2 Van der Waals
cagrilintide L298 5.36x37 TM5 Van der Waals
cagrilintide Y299 5.37x38 TM5 hydrophobic
cagrilintide Y299 5.37x38 TM5 Van der Waals
cagrilintide H302 5.40x40 TM5 polar (hydrogen bond)
cagrilintide M306 5.44x44 TM5 Van der Waals
cagrilintide F356 6.53x53 TM6 hydrophobic
cagrilintide F356 6.53x53 TM6 Van der Waals
cagrilintide P360 ECL3 polar (hydrogen bond with backbone)
cagrilintide P360 ECL3 Van der Waals
cagrilintide W361 ECL3 polar (hydrogen bond)
cagrilintide R362 ECL3 Van der Waals
cagrilintide H377 7.43x42 TM7 Van der Waals

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

GPCRdb(A)
GPCRdb(B)
CT receptor
TM1
1x19 1.23x23 T132
1x22 1.26x26 N135
1x28 1.32x32 K141
1x29 1.33x33 L142
1x32 1.36x36 A145
1x33 1.37x37 Y146
1x35 1.39x39 L148
1x36 1.40x40 Y149
TM2
2x60 2.67x67 H201
TM3
3x40 3.44x44 Y234
ECL2
45x52 45.52x52 L291
TM5
5x41 5.36x37 L298
5x42 5.37x38 Y299
5x44 5.40x40 H302
5x48 5.44x44 M306
TM6
6x48 6.53x53 F356
TM7
7x38 7.43x42 H377