Structure information

CCK1 receptor

PROTEIN CLASS

Class A (Rhodopsin)

PDB CODE

7MBX

SPECIES

Homo sapiens

RESOLUTION

1.950

PREFERRED CHAIN

R

REFERENCE

PUBLICATION DATE

May 26, 2021

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Ligand Interaction Browser

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Ligand Amino Acid Generic Number Segment Interaction Type
Ligand Amino Acid Generic Number Segment Interaction Type
Cholecystokinin-8 N98 2.61x60 TM2 polar (hydrogen bond)
Cholecystokinin-8 P101 2.64x63 TM2 polar (hydrogen bond with backbone)
Cholecystokinin-8 M121 3.32x32 TM3 polar (hydrogen bond)
Cholecystokinin-8 V125 3.36x36 TM3 hydrophobic
Cholecystokinin-8 Y176 4.60x61 TM4 polar (charge-assisted hydrogen bond)
Cholecystokinin-8 F185 ECL2 hydrophobic
Cholecystokinin-8 M195 ECL2 polar (hydrogen bond)
Cholecystokinin-8 C196 45.50x50 ECL2 polar (hydrogen bond with backbone)
Cholecystokinin-8 R197 45.51x51 ECL2 polar (charge-assisted hydrogen bond)
Cholecystokinin-8 R197 45.51x51 ECL2 polar (charge-assisted hydrogen bond)
Cholecystokinin-8 R197 45.51x51 ECL2 polar (charge-assisted hydrogen bond)
Cholecystokinin-8 N333 6.55x55 TM6 polar (hydrogen bond)
Cholecystokinin-8 R336 6.58x58 TM6 polar (charge-charge)
Cholecystokinin-8 L347 ECL3 hydrophobic
Cholecystokinin-8 S348 ECL3 polar (hydrogen bond)
Cholecystokinin-8 I352 7.35x34 TM7 hydrophobic
Cholecystokinin-8 Y360 7.43x42 TM7 polar (hydrogen bond)
Cholecystokinin-8 Y360 7.43x42 TM7 polar (hydrogen bond)

Ligands

Cholecystokinin-8

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Residue Diagrams

T N G L V S L L F I L S Y L L I Q V A P 1 L S L A V S D L M L C F L C M P F N L I P 2 A V L N F T S V S V S T G M F Y T T T K 3 A L K V I A A T W C L S F T I M T P Y 4 Y A V M M V I G P I L F L I L L L F T H W 5 I V I V V L F F L C W M P I F S A N A W 6 I P N V C S S T Y S L L L I F S I P T 7
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ICL1 K R M R ICL1ECL1 D F I F ECL1ICL2 P L Q S R V W Q ICL2ECL2 N L V P F T K N N N Q T A N M C R F L L P ECL2ICL3 Q K K S A K E R K P S T T S S G K Y E D S D G C Y L Q K T R P P R K L E L R Q L S T G S S S R A N R I R S N S ICL3ECL3 T A S A E R R L S ECL3N-term M D V V D S L L V N G S N I T P P C E L G L E N E T L F C L D Q P R P S K E N-termC-term P G P P G A R G E V G E E E E G G T T G A S L S R F S Y S H M S A S V P P Q C-term W Q P A V Q I L L Y S L I F L L S V L G N T L V I T V L I R N T V T N I F L L S L A V S D L M L C L F C M P F N L I P N L L K G S A V C K T T T Y F M G T S V S V S T F N L V A I S L E R Y G A I C K T K S H A L K V I A A T W C L S F T I M T P Y P I Y S N D V M Q Q S W H T F L L L I L F L I P G I V M M V A Y G L I S L E L Y Q G I K F E A S S A A N L M A K K R V I R M L I V I V V L F F L C W M P I F S A N A W R A Y D G T P I S F I L L L S Y T S S C V N P I I Y C F M N K R F M A C P N F R L G T F P C
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Residue Table


GPCRdb(A)
GPCRdb(A)
CCK1 receptor
TM2
2x60 2.61x60 N98
2x63 2.64x63 P101
TM3
3x32 3.32x32 M121
3x36 3.36x36 V125
TM4
4x61 4.60x61 Y176
ECL2
45x50 45.50x50 C196
45x51 45.51x51 R197
TM6
6x55 6.55x55 N333
6x58 6.58x58 R336
TM7
7x34 7.35x34 I352
7x42 7.43x42 Y360