MRGPRX1 (mrgx1_human)

FAMILY

Class A (Rhodopsin) Orphan receptors Class A orphans MRGPRX1

GENE

MRGPRX1 (MRGX1, SNSR3, SNSR4)

ORGANISM

Human (Homo sapiens)

ALT. NAMES

Mas-related G-protein coupled receptor member X1, Sensory neuron-specific G-protein coupled receptor 3/4

SOURCE

SWISSPROT

SEQUENCE

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

LINKS

DIAGRAMS

7TM

ICL1 R R ICL1ECL1 S I P H T ECL1ICL2 P I W Y R C H R ICL2ECL2 G F L F S G A ECL2ICL3 G S R K I ICL3ECL3 V D R E V ECL3N-term M D P T I S T L D T E L T P I N G T E E T L C Y K N-termC-term Q R Q N R Q N L K L V L Q R A L Q D A S E V D E G G G Q L P E E I L E L S G S R L E Q C-term Q T L S L T V L T C I V S L V G L T G N A V V L W L L G C R M N A F S I Y I L N L A A A D F L F L S G R L I Y S L L S F I I S K I L Y P V M M F S Y F A G L S F L S A V S T E R C L S V L W P T H L S A V V C V L L W A L S L L R S I L E W M L C D S A W C Q T S D F I T V A W L I F L C V V L C G S S L V L L I R I L C P L T R L Y V T I L L T V L V F L L C G L P F G I Q F F L F L W I H L F C H V H L V S I F L S A L N S S A N P I I Y F F V G S F R
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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

A N G T L G V L S V I C T L V T L S L T 1 L N L A A A D F L F L S G R L I Y S L L 2 A S L F S L G A F Y S F M M V P Y L I K 3 S A V V C V L L W A L S L L R S I L E W 4 S S G C L V V C L F I L W A V T I F D S 5 L L T V L V F L L C G L P F G I Q F F L 6 I P N A S S N L A S L F I S V L H V H 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

MUTATIONS

PHYSIOLOGICAL LIGANDS

bovine adrenal medulla peptide 8-22

STRUCTURE MODELS

STRUCTURES

Found 7 structure(s) - view all details on the Structures page

PDBs: 8DWC, 8DWG, 8DWH, 8HJ5, 8JGB, 8JGF, 8JGG