PDB
9MQK
Resolution
3.2 Å
Released
Feb. 12, 2025
Receptor
κ
Class
A
Species
Homo sapiens
Ligand
Function
#020_E1
Inverse agonist
Reference
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Ligand Amino Acid Generic Number Segment Interaction Type
#020_E1 Y66 1.39x39 TM1 Van der Waals
#020_E1 Q115 2.60x60 TM2 Van der Waals
#020_E1 V118 2.63x63 TM2 hydrophobic
#020_E1 D138 3.32x32 TM3 Van der Waals
#020_E1 Y139 3.33x33 TM3 hydrophobic
#020_E1 M142 3.36x36 TM3 hydrophobic
#020_E1 K227 5.39x40 TM5 Van der Waals
#020_E1 V230 5.42x43 TM5 hydrophobic
#020_E1 W287 6.48x48 TM6 hydrophobic
#020_E1 I290 6.51x51 TM6 hydrophobic
#020_E1 H291 6.52x52 TM6 aromatic (edge-to-face)
#020_E1 I294 6.55x55 TM6 Van der Waals
#020_E1 Y312 7.35x34 TM7 Van der Waals
#020_E1 Y313 7.36x35 TM7 hydrophobic
#020_E1 I316 7.39x38 TM7 hydrophobic
#020_E1 G319 7.42x41 TM7 Van der Waals
#020_E1 Y320 7.43x42 TM7 Van der Waals

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

GPCRdb(A)
GPCRdb(A)
κ receptor
TM1
1x39 1.39x39 Y66
TM2
2x60 2.60x60 Q115
2x63 2.63x63 V118
TM3
3x32 3.32x32 D138
3x33 3.33x33 Y139
3x36 3.36x36 M142
TM5
5x40 5.39x40 K227
5x43 5.42x43 V230
TM6
6x48 6.48x48 W287
6x51 6.51x51 I290
6x52 6.52x52 H291
6x55 6.55x55 I294
TM7
7x34 7.35x34 Y312
7x35 7.36x35 Y313
7x38 7.39x38 I316
7x41 7.42x41 G319
7x42 7.43x42 Y320