c1cnc(=O)n(c1)C2[C@@H]([C@@H]([C@H](O2)CO)O)O 605329 Ki = 1000 nM 13023 8 P03958 Adenosine deaminase
c1nc2c(n1CCCCCCC#N)NC=NCC2O 53203 Ki = 1000 nM 12159 8 P56658 Adenosine deaminase
CCCCCC[C@@H]1[C@H](C[n+]2cnc(c3c2n1cn3)N)O 221226 Ki = 1000 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1cncn1 98402 Ki = 1000 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1cnc(c1N)C(=O)N 20248 Ki = 1040 nM 12159 8 P56658 Adenosine deaminase
c1ccc2c(c1)[nH]c(n2)NCc3ccc(s3)c4csc(n4)NC(=N)N 149098 Ki = 1200 nM 14 8 P00813 Adenosine deaminase
c1ccc2c(c1)cc([nH]2)NCc3ccc(s3)c4csc(n4)NC(=N)N 193234 Ki = 1200 nM 14 8 P00813 Adenosine deaminase
Cc1ccc(cc1CCCn2cnc3c2NC=NCC3O)C(=O)O 54532 Ki = 1200 nM 12159 8 P56658 Adenosine deaminase
c1cnc2c(c1NO)ncn2C3[C@@H]([C@@H]([C@H](O3)CO)O)O 604779 Ki = 1200 nM 12159 8 P56658 Adenosine deaminase
CC(=O)Nc1ccc2ccn(c2c1)CC[C@H](CO)n3cc(nc3)C(=O)N 203236 Ki = 1300 nM 14 8 P00813 Adenosine deaminase
CCCCCC[C@H](CN=N#N)n1cnc2c1ncnc2N 220725 Ki = 1300 nM 12159 8 P56658 Adenosine deaminase
c1csc(c1CCCn2cnc3c2NC=NCC3O)C(=O)O 54038 Ki = 1400 nM 12159 8 P56658 Adenosine deaminase
CCCCCC[C@H](CF)n1cnc2c1ncnc2N 221617 Ki = 1600 nM 12159 8 P56658 Adenosine deaminase
c1ccc2c(c1)ccc(c2CCCn3cnc4c3NC=NCC4O)C(=O)O 54956 Ki = 1800 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1ccnc1 98641 Ki = 1800 nM 12159 8 P56658 Adenosine deaminase
c1ccc(cc1)CCCOc2ccc3c(c2)ccn3CC[C@H](CO)n4cc(nc4)C(=O)N 203655 Ki = 1900 nM 14 8 P00813 Adenosine deaminase
CNc1ccnc2c1ncn2C3CCC(O3)CO 215244 Ki = 2200 nM 12159 8 P56658 Adenosine deaminase
c1cc(cc(c1)C(=O)O)C#CCn2cnc3c2NC=NCC3O 54025 Ki = 2300 nM 12159 8 P56658 Adenosine deaminase
COC(=O)c1ccccc1OCCn2cnc3c2NC=NCC3O 53657 Ki = 2300 nM 12159 8 P56658 Adenosine deaminase
c1cc(cc(c1)C(=O)O)CCCn2cnc3c2NC=NCC3O 54499 Ki = 2400 nM 12159 8 P56658 Adenosine deaminase
c1cnc2c(c1N)ncn2C3CCC(O3)CO 215208 Ki = 2500 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1cc(nc1)CO 20521 Ki = 2520 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1cc(nc1)C(=N)N 21038 Ki = 2560 nM 12159 8 P56658 Adenosine deaminase
Cc1ccc(cc1CCn2cnc3c2NC=NCC3O)C(=O)OCc4ccccc4 54375 Ki = 2600 nM 12159 8 P56658 Adenosine deaminase
CCOC(=O)c1cc(c2cccc(c2c1)C(F)(F)F)CCn3cnc4c3NC=NCC4O 261149 Ki = 2700 nM 12159 8 P56658 Adenosine deaminase
CCOC(=O)CCCCCn1cnc2c1NC=NCC2O 53607 Ki = 3000 nM 12159 8 P56658 Adenosine deaminase
CCOC(=O)c1cc2c(c(c1)CCn3cnc4c3NC=NCC4O)CCCC2 261217 Ki = 3400 nM 12159 8 P56658 Adenosine deaminase
COC(=O)CCCCn1cnc2c1NC=NCC2O 53281 Ki = 3500 nM 12159 8 P56658 Adenosine deaminase
c1nc2c(n1CCCCCCO)NC=NCC2O 52967 Ki = 3600 nM 12159 8 P56658 Adenosine deaminase
CCOC(=O)c1cc(c2c(c1OC)CCCC2)CCn3cnc4c3NC=NCC4O 261259 Ki = 3700 nM 12159 8 P56658 Adenosine deaminase
CCCc1ccc(cc1CCn2cnc3c2NC=NCC3O)C(=O)OC 54374 Ki = 3800 nM 12159 8 P56658 Adenosine deaminase
C=C(C=O)OC(C=O)n1cnc2c1ncnc2N 41141 Ki = 4000 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1cc(nc1)CN 20341 Ki = 4020 nM 12159 8 P56658 Adenosine deaminase
CNc1cc(nc2c1ncn2C3CC(C(O3)CO)O)Cl 214921 Ki = 4200 nM 12159 8 P56658 Adenosine deaminase
CCOC(=O)c1cc2ccc(cc2c(c1)CCn3cnc4c3NC=NCC4O)Br 261218 Ki = 4400 nM 12159 8 P56658 Adenosine deaminase
C1=NN(C2C1C(=NC=N2)N)CCO 318749 Ki = 4619 nM 12159 8 P56658 Adenosine deaminase
c1nc2c(n1CCCCCO)NC=NCC2O 52968 Ki = 4700 nM 12159 8 P56658 Adenosine deaminase
c1nc(c2c(n1)n(cn2)[C@@H](C=O)O[C@H](CO)C=O)N 277259 Ki = 5000 nM 12159 8 P56658 Adenosine deaminase
Cc1ccc(c(c1)CCCn2cnc3c2NC=NCC3O)C(=O)O 55025 Ki = 5200 nM 12159 8 P56658 Adenosine deaminase
Cc1ccc(cc1)OCC2C(CC(O2)n3cnc4c3nccc4NO)Oc5ccc(cc5)C 114027 Ki = 5300 nM 12159 8 P56658 Adenosine deaminase
COc1ccc(cc1CCCn2cnc3c2NC=NCC3O)C(=O)O 54531 Ki = 5600 nM 12159 8 P56658 Adenosine deaminase
CCOC(=O)Cc1cccc(c1)Cn2cnc3c2NC=NCC3O 54585 Ki = 5600 nM 12159 8 P56658 Adenosine deaminase
c1ccc(cc1)CC[C@H](CO)n2cc(nc2)C(=O)N 149094 Ki = 5900 nM 14 8 P00813 Adenosine deaminase
c1ccc(cc1)CCC(CO)n2cc(nc2)C(=O)N 12920 Ki = 5900 nM 14 8 P00813 Adenosine deaminase
c1cnc2c(c1NC3CC3)ncn2C4CC(C(O4)CO)O 214301 Ki = 5900 nM 12159 8 P56658 Adenosine deaminase
c1nc2c(n1CCCCCC(=O)N)NC=NCC2O 52934 Ki = 5900 nM 12159 8 P56658 Adenosine deaminase
c1ccc(cc1)Cn2cnc3c2NC=NCC3O 53027 Ki = 6000 nM 12159 8 P56658 Adenosine deaminase
c1ccc(c(c1)CCCn2cnc3c2NC=NCC3O)C(=O)O 55016 Ki = 6100 nM 12159 8 P56658 Adenosine deaminase
CCCCCCOc1ccc2c(c1)ccn2CC[C@H](CO)n3cc(nc3)C(=O)N 203678 Ki = 6200 nM 14 8 P00813 Adenosine deaminase
c1nc2c(n1CCCCO)NC=NCC2O 52694 Ki = 6300 nM 12159 8 P56658 Adenosine deaminase
COC(=O)Cc1ccc(cc1)Cn2cnc3c2NC=NCC3O 54587 Ki = 6700 nM 12159 8 P56658 Adenosine deaminase
c1c(c2c(nc1Cl)n(cn2)C3[C@@H]([C@@H]([C@H](O3)CO)O)O)NO 606171 Ki = 6900 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1cc(nc1)C(=O)NC[C@H](C)O 20438 Ki = 6900 nM 12159 8 P56658 Adenosine deaminase
C=CC(C=O)OC(C=O)n1cnc2c1ncnc2N 221218 Ki = 7000 nM 12159 8 P56658 Adenosine deaminase
c1nc(c2c(n1)n(cn2)[C@H](C=O)O[C@H](CO)C=O)N 277260 Ki = 8000 nM 12159 8 P56658 Adenosine deaminase
c1nc(c2c(n1)ncn2COCCO)N 202086 Ki = 8300 nM 12159 8 P56658 Adenosine deaminase
COC(=O)c1ccc(cc1)Cn2cnc3c2NC=NCC3O 54621 Ki = 8700 nM 12159 8 P56658 Adenosine deaminase
CCc1cc(cc(c1)C(=O)OCC)CCn2cnc3c2NC=NCC3O 53734 Ki = 8900 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1ncnn1 98401 Ki = 9600 nM 12159 8 P56658 Adenosine deaminase
c1nc(c2c(n1)n(cn2)C3CC(C(C3O)O)CO)N 20797 Ki = 9900 nM 13023 8 P03958 Adenosine deaminase
CCCCCCC(C(C)O)n1cnc(c1N)C(=N)N 20519 Ki = 10600 nM 12159 8 P56658 Adenosine deaminase
c1nc2c(n1[C@H]3[C@@H]([C@@H]([C@H](O3)CO)O)O)c(=O)[nH]nc2N 420741 Ki = 10620 nM 12159 9 P56658 Adenosine deaminase
CNc1cc(nc2c1ncn2C3CCC(O3)CO)Cl 215245 Ki = 11000 nM 12159 8 P56658 Adenosine deaminase
COC(=O)c1ccccc1SCCn2cnc3c2NC=NCC3O 53698 Ki = 11900 nM 12159 8 P56658 Adenosine deaminase
CCCOC1c2c(ncn2Cc3ccc(cc3)OC)N=CN(N1C)C 5564 Ki = 12000 nM 12159 8 P56658 Adenosine deaminase
CNc1ccnc2c1ncn2C3[C@@H]([C@@H]([C@H](O3)CO)O)O 607235 Ki = 12000 nM 12159 8 P56658 Adenosine deaminase
c1nc2c(n1[C@H]3C[C@@H]([C@H](O3)CO)O)c(=O)[nH]nc2N 420739 Ki = 12140 nM 12159 9 P56658 Adenosine deaminase
c1nc2c(n1CCCCC#N)NC=NCC2O 53075 Ki = 14000 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1cnc2c1cccc2N 20251 Ki = 15000 nM 14 8 P00813 Adenosine deaminase
c1c2c(ncn1)n(cn2)C3[C@@H]([C@@H]([C@H](O3)CO)O)O 605344 Ki = 15000 nM 12159 8 P56658 Adenosine deaminase
CCCCOC1c2c(ncn2Cc3ccc(cc3)OC)N=CN(N1C)C 5517 Ki = 15000 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1cnnn1 98606 Ki = 15000 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1cc(nc1)C(=O)NCCC 20123 Ki = 16000 nM 12159 8 P56658 Adenosine deaminase
CCCCn1cnc2c1NC=NCC2O 53759 Ki = 17000 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1cc(nc1)C(=O)NCC 20127 Ki = 17900 nM 12159 8 P56658 Adenosine deaminase
c1nc(c2c(n1)n(cn2)COCCP(=O)(O)O)N 236254 Ki = 18200 nM 12159 8 P56658 Adenosine deaminase
CCOC1c2c(ncn2Cc3ccc(cc3)OC)N=CN(N1C)C 5565 Ki = 20000 nM 12159 8 P56658 Adenosine deaminase
CC([C@@H](C=O)O[C@H](C=O)n1cnc2c1ncnc2N)O 276596 Ki = 20000 nM 12159 8 P56658 Adenosine deaminase
CC([C@H](C=O)O[C@H](C=O)n1cnc2c1ncnc2N)O 276893 Ki = 21000 nM 12159 8 P56658 Adenosine deaminase
c1cnc2c(c1NC3CCCC3)ncn2C4CC(C(O4)CO)O 136637 Ki = 22000 nM 12159 8 P56658 Adenosine deaminase
CN1C=Nc2c(n(cn2)Cc3ccc(cc3)OC)C(N1C)OCCOC 5413 Ki = 23000 nM 12159 8 P56658 Adenosine deaminase
c1c(c2c(nc1Cl)n(cn2)C3CC(C(O3)CO)O)N 19970 Ki = 23000 nM 12159 8 P56658 Adenosine deaminase
CN1C=Nc2c(n(cn2)Cc3ccc(cc3)OC)C(N1C)OC 5516 Ki = 24000 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1ccnn1 98640 Ki = 24000 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1cnnc1 98403 Ki = 26000 nM 12159 8 P56658 Adenosine deaminase
c1nc(c(n1[C@H]2[C@@H]([C@@H]([C@H](O2)CO)O)O)/C(=N/N)/N)C(=O)NN 420746 Ki = 26540 nM 12159 9 P56658 Adenosine deaminase
c1cnc2c(c1NC3CCC3)ncn2C4CC(C(O4)CO)O 214263 Ki = 27000 nM 12159 8 P56658 Adenosine deaminase
CCn1cnc2c1NC=NCC2O 53761 Ki = 28000 nM 12159 8 P56658 Adenosine deaminase
C[C@@H](C=O)O[C@H](C=O)n1cnc2c1ncnc2N 276849 Ki = 28000 nM 12159 8 P56658 Adenosine deaminase
CC(C)OC1c2c(ncn2Cc3ccc(cc3)OC)N=CN(N1C)C 5675 Ki = 30000 nM 12159 8 P56658 Adenosine deaminase
c1c(c2c(nc1Cl)n(cn2)C3[C@@H]([C@@H]([C@H](O3)CO)O)O)N 604771 Ki = 30000 nM 12159 8 P56658 Adenosine deaminase
c1nc(c2c(n1)n(cn2)[C@@H](C=O)OCC=O)N 276618 Ki = 30000 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1cc(nc1)C(=O)NC[C@@H](C)O 20389 Ki = 32100 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1cc(nc1)C(=O)N(C)C 20609 Ki = 36300 nM 12159 8 P56658 Adenosine deaminase
c1cnc2c(c1NC3CC3)ncn2C4[C@@H]([C@@H]([C@H](O4)CO)O)O 605898 Ki = 38000 nM 12159 8 P56658 Adenosine deaminase
CC([C@H](C=O)O[C@@H](C=O)n1cnc2c1ncnc2N)O 276929 Ki = 38000 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1cc(nc1)C(=O)O 20520 Ki = 39000 nM 12159 8 P56658 Adenosine deaminase
c1c(ncn1[C@H]2[C@@H]([C@@H]([C@H](O2)CO)O)O)NC=O 185122 Ki = 40000 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1cc(nc1)C(=O)NC2CCCC2 20409 Ki = 41100 nM 12159 8 P56658 Adenosine deaminase
c1cc2c(nc1)n(cn2)C3[C@@H]([C@@H]([C@H](O3)CO)O)O 605916 Ki = 42000 nM 12159 8 P56658 Adenosine deaminase
c1cnc2c(c1NC3CCCCCC3)ncn2C4CC(C(O4)CO)O 136634 Ki = 42000 nM 12159 8 P56658 Adenosine deaminase
c1nc2c(n1[C@H]3[C@@H]([C@@H]([C@H](O3)CO)O)O)c(n[nH]c2=O)N 420742 Ki = 51440 nM 12159 9 P56658 Adenosine deaminase
c1nc2c(n1[C@H]3C[C@@H]([C@H](O3)CO)O)c(n[nH]c2=O)N 420740 Ki = 52010 nM 12159 9 P56658 Adenosine deaminase
c1cnc2c(c1NC3CCCCCC3)ncn2C4CCC(O4)CO 215100 Ki = 53000 nM 12159 8 P56658 Adenosine deaminase
c1ccc(cc1)C(CO)n2cc(nc2)C(=O)N 12763 Ki = 54000 nM 14 8 P00813 Adenosine deaminase
c1cnc2c(c1NC3CCCCCCC3)ncn2C4CC(C(O4)CO)O 215183 Ki = 59000 nM 12159 8 P56658 Adenosine deaminase
Cc1c(ncn1C2[C@@H]([C@@H]([C@H](O2)CO)O)O)[C@@H](C)O 605023 Ki = 61000 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1cc(nc1)C(=O)OCC 20213 Ki = 66000 nM 12159 8 P56658 Adenosine deaminase
c1cnc2c(c1NC3CCCCC3)ncn2C4CCC(O4)CO 215148 Ki = 69000 nM 12159 8 P56658 Adenosine deaminase
CNc1cc(nc2c1ncn2C3[C@@H]([C@@H]([C@H](O3)CO)O)O)Cl 607072 Ki = 69000 nM 12159 8 P56658 Adenosine deaminase
c1c(c2c(nc1Cl)n(cn2)C3[C@@H]([C@@H]([C@H](O3)CO)O)O)NC4CCCCCCC4 605905 Ki = 71000 nM 12159 8 P56658 Adenosine deaminase
c1c(c2c(nc1Cl)n(cn2)C3CC(C(O3)CO)O)NC4CC4 136122 Ki = 75000 nM 12159 8 P56658 Adenosine deaminase
CN1C=Nc2c(n(cn2)Cc3ccc(cc3)OC)C(N1C)OCc4ccc(cc4)OC 5671 Ki = 77000 nM 12159 8 P56658 Adenosine deaminase
c1cnc2c(c1NC3CC3)ncn2C4CCC(O4)CO 215223 Ki = 78000 nM 12159 8 P56658 Adenosine deaminase
c1cnc2c(c1NC3CCCCCCC3)ncn2C4[C@@H]([C@@H]([C@H](O4)CO)O)O 605882 Ki = 80000 nM 12159 8 P56658 Adenosine deaminase
COC(=O)c1ccc(cc1)CCn2cnc3c2NC=NCC3O 54584 Ki = 81000 nM 12159 8 P56658 Adenosine deaminase
c1nc(c2c(n1)n(cn2)C3CNC(O3)CO)N 153770 Ki = 85000 nM 14 8 P00813 Adenosine deaminase
CCCCCCC(C(C)O)n1cc(nc1)C(=O)NCc2ccccc2 20408 Ki = 86000 nM 12159 8 P56658 Adenosine deaminase
c1cnc2c(c1NC3CCCCC3)ncn2C4CC(C(O4)CO)O 214339 Ki = 87000 nM 12159 8 P56658 Adenosine deaminase
c1cnc2c(c1NC3CCC3)ncn2C4CCC(O4)CO 215195 Ki = 92000 nM 12159 8 P56658 Adenosine deaminase
Cc1cccc(c1)COC2c3c(ncn3Cc4ccc(cc4)OC)N=CN(N2C)C 5629 Ki = 93000 nM 12159 8 P56658 Adenosine deaminase
c1c(c2c(nc1Cl)n(cn2)C3[C@@H]([C@@H]([C@H](O3)CO)O)O)NC4CCC4 605897 Ki = 97000 nM 12159 8 P56658 Adenosine deaminase
c1cnc2c(c1NC3CCC3)ncn2C4[C@@H]([C@@H]([C@H](O4)CO)O)O 606381 Ki = 100000 nM 12159 8 P56658 Adenosine deaminase
c1cc(c2c(c1)n(cn2)C3[C@@H]([C@@H]([C@H](O3)CO)O)O)N 604758 Ki = 110000 nM 12159 8 P56658 Adenosine deaminase
CC(C)CC(CCCCn1cnc2c1NC=NCC2O)(CC(C)C)C(=O)O 53509 Ki = 120000 nM 12159 8 P56658 Adenosine deaminase
c1nc(c2c(n1)n(cn2)[C@H]3CC[C@H](O3)CO)N 30058 Ki = 120000 nM 12159 8 P56658 Adenosine deaminase
c1nc(c2c(n1)n(cn2)COCCO)N 51697 Ki = 140000 nM 12159 8 P56658 Adenosine deaminase
c1nc2c(c(n1)O)ncn2C3CC(C(O3)CO)O 6032 Ki = 150000 nM 12159 8 P56658 Adenosine deaminase
CC(C(C=O)(C=O)OC(C=O)n1cnc2c1ncnc2N)O 220791 Ki = 150000 nM 12159 8 P56658 Adenosine deaminase
C1=NC2C(N1COCCO)C(=N)N=C(N=C2N)N 159570 Ki = 152000 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1ccc2c1ncnc2N 21112 Ki = 180000 nM 14 8 P00813 Adenosine deaminase
c1nc2c(n1CCCCCCC(=O)O)NC=NCC2O 53606 Ki = 250000 nM 12159 8 P56658 Adenosine deaminase
c1ccc(c(c1)C(=O)O)OCCn2cnc3c2NC=NCC3O 54940 Ki = 270300 nM 12159 8 P56658 Adenosine deaminase
c1nc2c(n1CCCCCC(=O)O)NC=NCC2O 55431 Ki = 280000 nM 12159 8 P56658 Adenosine deaminase
COC\1=C(C(=O)O/C1=C\Cn2cnc3c2ncnc3N)OC 74487 Ki = 315680 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1cnc(c1N)C(=O)OCC 21082 Ki = 347000 nM 12159 8 P56658 Adenosine deaminase
c1cnc(c2c1n(cn2)C3[C@@H]([C@@H]([C@H](O3)CO)O)O)N 604757 Ki = 360000 nM 12159 8 P56658 Adenosine deaminase
CC(C(C=O)OC(C=O)n1cnc2c1ncnc2N)O 221221 Ki = 370000 nM 12159 8 P56658 Adenosine deaminase
c1[nH]c(=O)c2c(n1)n(cn2)C3[C@@H]([C@@H]([C@H](O3)CO)O)O 453468 Ki = 500000 nM 12159 8 P56658 Adenosine deaminase
c1nc(c2c(n1)n(cn2)[C@H](C=O)OCC=O)N 277224 Ki = 780000 nM 12159 8 P56658 Adenosine deaminase
c1c2c(c(nn1)N)nnn2C3[C@@H]([C@@H]([C@H](O3)CO)O)O 606530 Ki = 1.41e+06 nM 14 8 P00813 Adenosine deaminase
c1nc(c2c(n1)n(cn2)C3[C@@H]([C@@H]([C@H](O3)CO)O)O)N 605198 Ki = 2.18e+06 nM 14 8 P00813 Adenosine deaminase
c1nc2c(n1[C@H]3[C@@H]([C@@H]([C@H](O3)CO)O)O)NC=NC[C@H]2O 41697 Ki = 1e+09 nM 12159 8 P56658 Adenosine deaminase
CCCCCCC(C(C)O)n1cnc2c1ncnc2 152800 Ki = 6.8e+09 nM 12159 8 P56658 Adenosine deaminase
c1nc2c(n1COCCO)NC=NCC2O 50112 Ki = 9.8e+09 nM 12159 8 P56658 Adenosine deaminase