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Olfactory Receptor family 51 subfamily D member 1.

Sequence:

        10         20         30         40         50         60         70         80         90        100 
MQKPQLLVPI IATSNGNLVH AAYFLLVGIP GLGPTIHFWL AFPLCFMYAL ATLGNLTIVL IIRVERRLHE PMYLFLAMLS TIDLVLSSIT MPKMASLFLM 

       110        120        130        140        150        160        170        180        190        200 
GIQEIEFNIC LAQMFLIHAL SAVESAVLLA MAFDRFVAIC HPLRHASVLT GCTVAKIGLS ALTRGFVFFF PLPFILKWLS YCQTHTVTHS FCLHQDIMKL 

       210        220        230        240        250        260        270        280        290        300 
SCTDTRVNVV YGLFIILSVM GVDSLFIGFS YILILWAVLE LSSRRAALKA FNTCISHLCA VLVFYVPLIG LSVVHRLGGP TSLLHVVMAN TYLLLPPVVN 

       310        320        330 
PLVYGAKTKE ICSRVLCMFS QGGK

Transmembrane Helices:

  TMR1     TMR2     TMR3     TMR4     TMR5     TMR6     TMR7   

I T P G      L F  I N F E       I   V R T D       V   L L S T  
 W F H    L S A    A L C   F P L P   V V N   V S L G   V V H   
P F A L  M K P M  L F M Q   F F F   F L G Y   I L P   T N A M  
 F C L    T I S    A H I   V F G R   L I I   V Y F V   L L Y   
L A Y M  S L V L  V A S L   T L A   G M V S   L V A   V P P L  
 L T A    D I T    A S E   S L G I   S D V   C L H S   P N V   
T L N G  S L M A  A L L V   K A V   G I F L   I C T   G Y V L  
 L V I    L F L    F A M   T C G T   Y S F   N F A K       A   
  R I I  Y M P E  V F R D           L I L I   L A A            
                   C I A             V A W   R R S S           
                        H               E L                    
    

    UniProt | I-TASSER | AlphaFold | HORDE | GeneCards
Odorant EC50 Adjusted Top Antagonist? Aroma Notes
butyric acid -4.13 1 0.1821 1  acetic, buttery, cheesy, fruity, sharp
delta-decalactone - 3.3333 2  coconut, creamy, dairy, fatty, fresh, fruity, lactonic, milky, oily, peach, sweet
diacetyl - 0 2  buttery, caramellic, creamy, pungent, sweet

1.) Mainland JD, Li YR, Zhou T, Liu WL, Matsunami H. Human olfactory receptor responses to odorants. Sci Data. 2015 Feb 3;2:150002. doi: 10.1038/sdata.2015.2. PMID: 25977809; PMCID: PMC4412152.

2.) Geithe, C.; Andersen, G.; Malki, A.; Krautwurst, D. A butter aroma recombinate activates human class-I odorant receptors. J. Agric. Food Chem. 2015, 63, 9410–9420.