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You can:

Check the GPCR table for details.
Go to the ligand list to see ligands that interacts with this GPCR.
Go to the individual ligand page for PubMed ID information by text mining.
Download a TSV version of all interaction data.
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GPCR

Name	Neuropeptide FF receptor 2
Species	Rattus norvegicus (Rat)
Gene	Npffr2
Synonym	F8Famide receptor G protein-coupled receptor 74 G-protein coupled receptor 74 GPR74 Neuropeptide G-protein coupled receptor NPFF2 receptor NPGPR [ Show all ]
Disease	N/A for non-human GPCRs
Length	417
Amino acid sequence	MGKRWDSNSSGSWDHIWSGNDTQHPWYSDINITYMNYYLHQPHVTAVFISSYFLIFFLCMVGNTVVCFVVIRNRYMHTVTNFFIFNLAISDLLVGIFCMPITLLDNIIAGWPFGSSMCKISGLVQGISVAASVFTLVAIAVDRFRCVVYPFKPKLTVKTAFVMIVIIWGLAITIMTPSAIMLHVQEEKYYRVRLSSHNKTSTVYWCREDWPNQEMRRIYTTVLFATIYLAPLSLIVIMYARIGASLFKTSAHSTGKQRLEQWHVSKKKQKVIKMLLTVALLFILSWLPLWTLMMLSDYADLSPNKLRVINIYVYPFAHWLAFCNSSVNPIIYGFFNENFRSGFQDAFQFCQKKVKPQEAYGLRAKRNLDINTSGLLVHEPASQNPSGENLGCRKSADNPTQESLMEETGEATNSTET
UniProt	Q9EQD2
Protein Data Bank	N/A
GPCR-HGmod model	N/A
3D structure model	No available structures or models
BioLiP	N/A
Therapeutic Target Database	N/A
ChEMBL	CHEMBL3425
IUPHAR	N/A
DrugBank	N/A

Known ligands

You can:

Click GLASS IDs to check the association information.
Click ligand names to check details of the ligands.
Download a TSV version of all interaction information.
Download a SDF structure collection of all known ligands.

GLASS ID	Molecule	Formula	Molecular weight	H-bond acceptor / donor	XlogP	Lipinski's druglikeness
16404	CHEMBL2181306	C26H42N8O4	530.674	6 / 7	0.3	No
19472	dansylPQRamide	C28H41N9O6S	631.753	9 / 6	-1.0	No
19473	CHEMBL42678	C28H41N9O6S	631.753	9 / 6	-1.0	No
22705	CHEMBL2181028	C61H97N19O14S	1352.63	18 / 16	-2.7	No
47455	CHEMBL2177244	C29H46N6O5	558.724	6 / 5	0.7	No
50087	CHEMBL325517	C39H56N12O8	820.953	10 / 10	-2.7	No
50088	CHEMBL331606	C39H56N12O8	820.953	10 / 10	-2.7	No
50125	CHEMBL2181032	C64H99N17O14S	1362.66	17 / 15	-0.9	No
83120	CHEMBL2181309	C65H97N19O14	1368.61	17 / 16	-1.7	No
100408	CHEMBL3144155	C23H34N8O6S	550.635	9 / 7	-1.6	No
100409	CHEMBL409118	C23H34N8O6S	550.635	9 / 7	-1.6	No
122338	CHEMBL420508	C20H32N8O4	448.528	6 / 7	-2.8	No
125941	Neuropeptide FF	C54H76N14O10	1081.29	12 / 12	-0.3	No
126697	CHEMBL2181304	C36H59N11O7	757.938	9 / 9	-2.3	No
135058	CHEMBL2181033	C67H101N19O13S	1412.72	17 / 15	0.0	No
150044	311309-27-0	C45H72N14O10	969.159	12 / 11	-2.5	No
171952	CHEMBL2181303	C39H64N12O8	829.017	10 / 10	-1.1	No
187883	CHEMBL2181302	C48H73N13O9	976.194	11 / 11	0.3	No
193387	CHEMBL2177246	C66H99N19O14S	1414.7	18 / 16	-1.5	No
195306	CHEMBL2181029	C62H92N18O13	1297.53	16 / 16	-1.1	No
195492	CHEMBL2177247	C66H100N18O13S	1385.7	17 / 15	0.4	No
196624	CHEMBL414263	C55H78N14O11	1111.32	13 / 12	-0.4	No
196625	CHEMBL385751	C55H78N14O11	1111.32	13 / 12	-0.4	No
210001	CHEMBL115479	C45H67N13O9	934.113	11 / 11	-3.1	No
210002	CHEMBL420318	C45H67N13O9	934.113	11 / 11	-3.1	No
217676	CHEMBL2177245	C61H97N19O14S	1352.63	18 / 16	-2.7	No
224063	Leu-Pro-Leu-Arg-Phe-NH2	C32H53N9O5	643.834	7 / 7	-0.5	No
224223	CHEMBL117975	C30H47N11O7	673.776	9 / 9	-5.4	No
224224	CHEMBL116185	C30H47N11O7	673.776	9 / 9	-5.4	No
224539	CHEMBL2177248	C64H95N19O14S	1386.64	18 / 16	-2.4	No
228047	CHEMBL2181030	C57H85N17O12	1200.41	15 / 15	-1.5	No
244059	124256-00-4	C54H76N14O11	1097.29	13 / 13	-0.6	No
244060	CHEMBL410577	C54H76N14O11	1097.29	13 / 13	-0.6	No
244061	CHEMBL267788	C54H76N14O11	1097.29	13 / 13	-0.6	No
244062	CHEMBL406041	C54H76N14O11	1097.29	13 / 13	-0.6	No
287179	CHEMBL386133	C51H71N13O9	1010.21	11 / 11	0.5	No
290415	CHEMBL266976	C51H71N13O9	1010.21	11 / 11	0.5	No
323132	RFRP-1 (human)	C67H101N19O14S	1428.72	18 / 16	-1.1	No
332386	CHEMBL2181031	C65H99N19O14S	1402.69	18 / 17	-1.4	No
351329	CHEMBL407343	C51H72N14O10	1041.22	12 / 13	-1.0	No
365338	CHEMBL326770	C25H39N9O5	545.645	7 / 8	-2.3	No
365339	CHEMBL325290	C25H39N9O5	545.645	7 / 8	-2.3	No
370557	CHEMBL2181027	C64H94N16O14S	1343.61	17 / 14	0.1	No
374468	CHEMBL384262	C54H75N13O11	1082.27	12 / 12	0.2	No
378225	CHEMBL2181025	C65H99N19O14S	1402.69	18 / 17	-1.4	No
386500	CHEMBL2181026	C64H95N19O14S	1386.64	18 / 16	-2.4	No
394545	human Neuropeptide Y	C189H285N55O57S	4271.75	65 / 63	-16.2	No
399240	CHEMBL386065	C54H76N14O11	1097.29	13 / 13	-0.6	No
399935	CHEMBL2181301	C51H78N14O11	1063.27	13 / 13	-1.0	No
438354	CHEMBL2181307	C21H35N7O3	433.557	5 / 6	-0.1	No