FFA4 receptor (ffar4_human)

FAMILY

Class A (Rhodopsin) Lipid receptors Free fatty acid receptors FFA4 receptor

GENE

FFAR4 (GPR120, GPR129, O3FAR1, PGR4)

ORGANISM

Human (Homo sapiens)

ALT. NAMES

Free fatty acid receptor 4, G-protein coupled receptor 120, G-protein coupled receptor 129, G-protein coupled receptor GT01, G-protein coupled receptor PGR4, Omega-3 fatty acid receptor 1

SOURCE

SWISSPROT

SEQUENCE

N-term        
M
S
P
E
C
A
R
A
A
G
10
                   
D
A
P
L
R
S
L
E
Q
A
20
                   
N
R
T
R
F
P
F
F
S
D
30
        TM1      
V
K
G
D
H
R
L
V
L
A
40
                   
A
V
E
T
T
V
L
V
L
I
50
                   
F
A
V
S
L
L
G
N
V
C
60
                   
A
L
V
L
V
A
R
R
R
R
70
ICL1 TM2      
R
G
A
T
A
C
L
V
L
N
80
                   
L
F
C
A
D
L
L
F
I
S
90
                   
A
I
P
L
V
L
A
V
R
W
100
  ECL1   TM3  
T
E
A
W
L
L
G
P
V
A
110
                   
C
H
L
L
F
Y
V
M
T
L
120
                   
S
G
S
V
T
I
L
T
L
A
130
                   
A
V
S
L
E
R
M
V
C
I
140
    ICL2        
V
H
L
Q
R
G
V
R
G
P
150
TM4              
G
R
R
A
R
A
V
L
L
A
160
                   
L
I
W
G
Y
S
A
V
A
A
170
                   
L
P
L
C
V
F
F
R
V
V
180
ECL2            
P
Q
R
L
P
G
A
D
Q
E
190
                   
I
S
I
C
T
L
I
W
P
T
200
TM5              
I
P
G
E
I
S
W
D
V
S
210
                   
F
V
T
L
N
F
L
V
P
G
220
                   
L
V
I
V
I
S
Y
S
K
I
230
                   
L
Q
I
T
K
A
S
R
K
R
240
          ICL3 TM6
L
T
V
S
L
A
Y
S
E
S
250
               
H
Q
I
R
V
S
Q
Q
D
F
260
                   
R
L
F
R
T
L
F
L
L
M
270
                   
V
S
F
F
I
M
W
S
P
I
280
                   
I
I
T
I
L
L
I
L
I
Q
290
        ECL3    
N
F
K
Q
D
L
V
I
W
P
300
TM7              
S
L
F
F
W
V
V
A
F
T
310
                   
F
A
N
S
A
L
N
P
I
L
320
        H8        
Y
N
M
T
L
C
R
N
E
W
330
                   
K
K
I
F
C
C
F
W
F
P
340
C-term        
E
K
G
A
I
L
T
D
T
S
350
                   
V
K
R
N
D
L
S
I
I
S
360
 
G

LINKS

DIAGRAMS

ICL1 R R R G A T ICL1ECL1 E A W L L ECL1ICL2 L Q R G V R G P ICL2ECL2 R V V P Q R L P G A D Q E I S I C T L I W P ECL2ICL3 A Y ICL3ECL3 D L V I ECL3N-term M S P E C A R A A G D A P L R S L E Q A N R T R F P F F S D V K G D N-termC-term P E K G A I L T D T S V K R N D L S I I S G C-term H R L V L A A V E T T V L V L I F A V S L L G N V C A L V L V A R R A C L V L N L F C A D L L F I S A I P L V L A V R W T G P V A C H L L F Y V M T L S G S V T I L T L A A V S L E R M V C I V H G R R A R A V L L A L I W G Y S A V A A L P L C V F F T I P G E I S W D V S F V T L N F L V P G L V I V I S Y S K I L Q I T K A S R K R L T V S L S E S H Q I R V S Q Q D F R L F R T L F L L M V S F F I M W S P I I I T I L L I L I Q N F K Q W P S L F F W V V A F T F A N S A L N P I L Y N M T L C R K I F F N E W K C C F W
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Invitro Mutant Data: Increased binding/potency: >5-fold, >10-fold; Reduced binding/potency: >5-fold, >10-fold; No/low effect (<5-fold); and N/A

V N G L L S V A F I L V L V T T E V A A 1 L N L F C A D L L F I S A I P L V L A V 2 A A L T L I T V S G S L T M V Y F L L H 3 R A V L L A L I W G Y S A V A A L P L 4 Y S I V I V L G P V L F N L T V F S V D W 5 L F L L M V S F I F M W S P I I I T I L L 6 I P N L A S N A F T F A V V W F F L S 7
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Invitro Mutant Data: Increased binding/potency: >5-fold, >10-fold; Reduced binding/potency: >5-fold, >10-fold; No/low effect (<5-fold); and N/A

PHYSIOLOGICAL LIGANDS

myristic acid, α-linolenic acid, linoleic acid, oleic acid

STRUCTURES

Found 12 structure(s) - view all details on the Structures page

PDBs: 8G59, 8ID3, 8ID4, 8ID8, 8ID6, 8ID9, 8H4I, 8H4K, 8H4L, 8IYS, 8T3Q, 8T3O