Receptor
PDB id Resolution Class Description Source Keywords
1P13 1.63 Å EC: 2.7.1.112 CRYSTAL STRUCTURE OF THE SRC SH2 DOMAIN COMPLEXED WITH PEPTI (SDPYANFK) GALLUS GALLUS TYROSINE-PROTEIN KINASE PHOSPHORYLATION SH3 DOMAIN TRANSF
Ref.: THE STRUCTURE OF THE MEMBRANE DISTAL PHOSPHATASE DO RPTPALPHA REVEALS INTERDOMAIN FLEXIBILITY AND AN SH INTERACTION REGION. BIOCHEMISTRY V. 42 7904 2003
Ligand
Ligand Chain:Residue Validity Ligand Warnings Binding Data NGL Viewer Molecular Weight (Da) Formula SMILES
CAC A:351;
A:398;
B:352;
B:399;
 Invalid;
Invalid;
Invalid;
Invalid;
 none;
none;
none;
none;
 submit data
136.989 C2 H6 As O2 C[As]...
CYS ASP PTR ALA ASN PHE LYS C:1;
D:1;
 Valid;
Valid;
 none;
none;
 submit data
943.97 n/a SCC([...
View in 3D viewer
90% Homology Family
Leader
PDB id Resolution Class Description Source Keywords
1O44 1.7 Å EC: 2.7.1.112 CRYSTAL STRUCTURE OF SH2 IN COMPLEX WITH RU85052 HOMO SAPIENS SH2 DOMAIN FRAGMENT APPROACH SIGNALING PROTEIN
Ref.: REQUIREMENTS FOR SPECIFIC BINDING OF LOW AFFINITY INHIBITOR FRAGMENTS TO THE SH2 DOMAIN OF (PP60)SRC ARE IDENTICAL TO THOSE FOR HIGH AFFINITY BINDING OF FULL LENGTH INHIBITORS. J.MED.CHEM. V. 46 5184 2003
Members (36)
No: PDB id Binding Data Representative ligand Formula Smiles
The Class containing this family consists of a total of 16 families.
1 1O48 ic50 = 450 nM 853 C33 H35 N3 O7 CC(=O)N[C@....
2 1O4N ic50 > 40 mM OXD C2 H2 O4 C(=O)(C(=O....
3 1O44 ic50 = 3 nM 852 C34 H35 N3 O9 CC(=O)N[C@....
4 1O4G ic50 > 5 mM I59 C11 H11 O4 P c1ccc2c(c1....
5 1SHD ic50 = 0.67 uM ACE PTR GLU GLU ILE GLU n/a n/a
6 1O4O ic50 = 3.5 mM HPS C6 H7 O4 P c1ccc(cc1)....
7 1A08 Kd = 2.4 uM ACE FTY GLU DIP n/a n/a
8 1A07 Kd = 0.4 uM ACE PTR GLU DIP n/a n/a
9 1A1B Kd = 0.4 uM ACE PTR GLU DIP n/a n/a
10 1NZV Kd = 0.4 uM PRO GLN PTR ILE PTR VAL PRO ALA n/a n/a
11 1O4L ic50 > 40 mM CIT C6 H8 O7 C(C(=O)O)C....
12 1SHA - PTR VAL PRO MET LEU n/a n/a
13 1F1W - SER PTR VAL ASN VAL GLN ASN n/a n/a
14 1O4P ic50 = 2.5 mM 791 C9 H8 O4 c1ccc(cc1)....
15 1O49 ic50 = 437 nM 493 C32 H36 N3 O9 P CC(=O)N[C@....
16 1O47 ic50 = 4 nM 822 C31 H34 F2 N3 O6 P CC(=O)N[C@....
17 1A1A - ACE PTH GLU DIP n/a n/a
18 1SHB - PTR LEU ARG VAL ALA n/a n/a
19 1O4B ic50 = 2000 nM 876 C30 H35 N3 O9 P2 CC(=O)N[C@....
20 1IS0 Kd = 0.1 uM AY0 GLU GLU ILE n/a n/a
21 1A1E Kd = 1 uM ACE PTR GLU DIY n/a n/a
22 4F5B - PTR C9 H12 N O6 P c1cc(ccc1C....
23 1O4J ic50 = 4.4 mM IS2 C9 H12 N O4 P CCc1ccc(cc....
24 1BKM - 1C5 C26 H39 N4 O10 P CC(=O)N[C@....
25 1O4Q ic50 = 3.2 mM 256 C8 H8 O5 S c1ccc(cc1)....
26 1SKJ ic50 = 7 uM UR2 C25 H38 N3 O10 P CN(CCCC1CC....
27 1A1C Kd = 0.4 uM ACE PTR GLU DIX n/a n/a
28 1O4H ic50 = 3.6 mM 772 C10 H7 N2 O4 P c1cc2ccc(n....
29 1P13 - CYS ASP PTR ALA ASN PHE LYS n/a n/a
30 1KC2 Kd = 0.21 uM PRO GLN PTR GLU GLU ILE PRO ILE n/a n/a
31 1O4R ic50 = 3.9 mM 787 C7 H10 O6 P2 c1ccc(cc1)....
32 1O46 ic50 = 10 nM 903 C35 H36 F N3 O9 CC(=O)N[C@....
33 1NZL Kd = 0.07 uM PRO GLN PTR GLU PTR ILE PRO ALA n/a n/a
34 1O4M ic50 > 40 mM MLA C3 H4 O4 C(C(=O)O)C....
35 1O4F ic50 = 0.3 mM 790 C9 H12 N O4 P c1cc2c(c(c....
36 1O42 ic50 = 9 nM 843 C30 H34 N3 O7 P CC(=O)N[C@....
70% Homology Family (40)
No: PDB id Binding Data Representative ligand Formula Smiles
The Class containing this family consists of a total of 13 families.
1 1O48 ic50 = 450 nM 853 C33 H35 N3 O7 CC(=O)N[C@....
2 1O4N ic50 > 40 mM OXD C2 H2 O4 C(=O)(C(=O....
3 1O44 ic50 = 3 nM 852 C34 H35 N3 O9 CC(=O)N[C@....
4 1O4G ic50 > 5 mM I59 C11 H11 O4 P c1ccc2c(c1....
5 1SHD ic50 = 0.67 uM ACE PTR GLU GLU ILE GLU n/a n/a
6 1O4O ic50 = 3.5 mM HPS C6 H7 O4 P c1ccc(cc1)....
7 1A08 Kd = 2.4 uM ACE FTY GLU DIP n/a n/a
8 1A07 Kd = 0.4 uM ACE PTR GLU DIP n/a n/a
9 1A1B Kd = 0.4 uM ACE PTR GLU DIP n/a n/a
10 1NZV Kd = 0.4 uM PRO GLN PTR ILE PTR VAL PRO ALA n/a n/a
11 1O4L ic50 > 40 mM CIT C6 H8 O7 C(C(=O)O)C....
12 1SHA - PTR VAL PRO MET LEU n/a n/a
13 1F1W - SER PTR VAL ASN VAL GLN ASN n/a n/a
14 1O4P ic50 = 2.5 mM 791 C9 H8 O4 c1ccc(cc1)....
15 1O49 ic50 = 437 nM 493 C32 H36 N3 O9 P CC(=O)N[C@....
16 1O47 ic50 = 4 nM 822 C31 H34 F2 N3 O6 P CC(=O)N[C@....
17 1A1A - ACE PTH GLU DIP n/a n/a
18 1SHB - PTR LEU ARG VAL ALA n/a n/a
19 1O4B ic50 = 2000 nM 876 C30 H35 N3 O9 P2 CC(=O)N[C@....
20 1IS0 Kd = 0.1 uM AY0 GLU GLU ILE n/a n/a
21 1A1E Kd = 1 uM ACE PTR GLU DIY n/a n/a
22 4F5B - PTR C9 H12 N O6 P c1cc(ccc1C....
23 1O4J ic50 = 4.4 mM IS2 C9 H12 N O4 P CCc1ccc(cc....
24 1BKM - 1C5 C26 H39 N4 O10 P CC(=O)N[C@....
25 1O4Q ic50 = 3.2 mM 256 C8 H8 O5 S c1ccc(cc1)....
26 1SKJ ic50 = 7 uM UR2 C25 H38 N3 O10 P CN(CCCC1CC....
27 1A1C Kd = 0.4 uM ACE PTR GLU DIX n/a n/a
28 1O4H ic50 = 3.6 mM 772 C10 H7 N2 O4 P c1cc2ccc(n....
29 1P13 - CYS ASP PTR ALA ASN PHE LYS n/a n/a
30 1KC2 Kd = 0.21 uM PRO GLN PTR GLU GLU ILE PRO ILE n/a n/a
31 1O4R ic50 = 3.9 mM 787 C7 H10 O6 P2 c1ccc(cc1)....
32 1O46 ic50 = 10 nM 903 C35 H36 F N3 O9 CC(=O)N[C@....
33 1NZL Kd = 0.07 uM PRO GLN PTR GLU PTR ILE PRO ALA n/a n/a
34 1O4M ic50 > 40 mM MLA C3 H4 O4 C(C(=O)O)C....
35 1O4F ic50 = 0.3 mM 790 C9 H12 N O4 P c1cc2c(c(c....
36 1O42 ic50 = 9 nM 843 C30 H34 N3 O7 P CC(=O)N[C@....
37 1LKL Kd = 1540 nM ACE PTR GLU GLU GLY n/a n/a
38 1FBZ - CC1 C30 H41 N3 O10 P2 CC(=O)N[C@....
39 1IJR - CC0 C29 H38 N3 O10 P C[C@@H](c1....
40 1CWE - ACE GLN PM3 GLU GLU ILE PRO n/a n/a
50% Homology Family (67)
No: PDB id Binding Data Representative ligand Formula Smiles
The Class containing this family consists of a total of 181 families.
1 3S9K - CIT C6 H8 O7 C(C(=O)O)C....
2 3IMJ Ka = 2100000 M^-1 AYI C22 H32 N5 O9 P CC[C@H](C)....
3 3IN8 Ka = 400000 M^-1 FYI C22 H34 N5 O9 P CC[C@H](C)....
4 1BMB ic50 = 0.7 uM LYS PRO PHE PTR VAL ASN VAL GLU PHE n/a n/a
5 3KFJ Ka = 300000 M^-1 YEN C21 H30 N5 O11 P CNC(=O)C[C....
6 6WM1 Ka = 26000000 M^-1 ACE PTR 02K ASN PRA n/a n/a
7 6WO2 Ka = 16000000 M^-1 ACE PTR 02K ASN U67 n/a n/a
8 1FYR ic50 = 2.4 uM ACE PTR VAL ASN VAL n/a n/a
9 3S8L Ka = 430000 M^-1 ACE PTR 192 ASN NH2 n/a n/a
10 3IN7 Ka = 1200000 M^-1 AYQ C21 H29 N6 O10 P CNC(=O)[C@....
11 4P9V Kd = 0.154 uM PHQ PTR 02K ASN NH2 n/a n/a
12 3OVE Ka = 3700000 M^-1 ACT PTR 03E ASN NH2 n/a n/a
13 1BM2 ic50 = 0.11 uM ACE SLZ PTR VAL ASN VAL PRO n/a n/a
14 4P9Z Kd = 87.7 nM NMI PTR 02K ASN NH2 n/a n/a
15 3OV1 Ka = 160000 M^-1 ACT PTR 1AC ASN NH2 n/a n/a
16 2HUW Ka = 1000000 M^-1 YVN C21 H30 N5 O9 P CC(C)[C@@H....
17 3N8M Ka = 6500000 M^-1 6NA PTR VAL ASN VAL 9PR n/a n/a
18 3S8N Ka = 1610000 M^-1 ACE PTR AC5 ASN NH2 n/a n/a
19 3IMD Ka = 560000 M^-1 FYQ C21 H31 N6 O10 P CNC(=O)C[C....
20 3N84 - PTR VAL ASN VAL PRO 011 n/a n/a
21 1A1B Kd = 0.4 uM ACE PTR GLU DIP n/a n/a
22 1NZV Kd = 0.4 uM PRO GLN PTR ILE PTR VAL PRO ALA n/a n/a
23 1O4L ic50 > 40 mM CIT C6 H8 O7 C(C(=O)O)C....
24 1SHA - PTR VAL PRO MET LEU n/a n/a
25 1F1W - SER PTR VAL ASN VAL GLN ASN n/a n/a
26 1O4P ic50 = 2.5 mM 791 C9 H8 O4 c1ccc(cc1)....
27 1O49 ic50 = 437 nM 493 C32 H36 N3 O9 P CC(=O)N[C@....
28 1O47 ic50 = 4 nM 822 C31 H34 F2 N3 O6 P CC(=O)N[C@....
29 1A1A - ACE PTH GLU DIP n/a n/a
30 1SHB - PTR LEU ARG VAL ALA n/a n/a
31 1O4B ic50 = 2000 nM 876 C30 H35 N3 O9 P2 CC(=O)N[C@....
32 1IS0 Kd = 0.1 uM AY0 GLU GLU ILE n/a n/a
33 1A1E Kd = 1 uM ACE PTR GLU DIY n/a n/a
34 4F5B - PTR C9 H12 N O6 P c1cc(ccc1C....
35 1O4J ic50 = 4.4 mM IS2 C9 H12 N O4 P CCc1ccc(cc....
36 1BKM - 1C5 C26 H39 N4 O10 P CC(=O)N[C@....
37 1O4Q ic50 = 3.2 mM 256 C8 H8 O5 S c1ccc(cc1)....
38 1SKJ ic50 = 7 uM UR2 C25 H38 N3 O10 P CN(CCCC1CC....
39 1A1C Kd = 0.4 uM ACE PTR GLU DIX n/a n/a
40 1O4H ic50 = 3.6 mM 772 C10 H7 N2 O4 P c1cc2ccc(n....
41 1P13 - CYS ASP PTR ALA ASN PHE LYS n/a n/a
42 1KC2 Kd = 0.21 uM PRO GLN PTR GLU GLU ILE PRO ILE n/a n/a
43 1O4R ic50 = 3.9 mM 787 C7 H10 O6 P2 c1ccc(cc1)....
44 1O46 ic50 = 10 nM 903 C35 H36 F N3 O9 CC(=O)N[C@....
45 1NZL Kd = 0.07 uM PRO GLN PTR GLU PTR ILE PRO ALA n/a n/a
46 1O4M ic50 > 40 mM MLA C3 H4 O4 C(C(=O)O)C....
47 1O4F ic50 = 0.3 mM 790 C9 H12 N O4 P c1cc2c(c(c....
48 1O42 ic50 = 9 nM 843 C30 H34 N3 O7 P CC(=O)N[C@....
49 3MXY Kd = 384.8 nM GLN ASN GLY PTR VAL ASN PRO THR TYR n/a n/a
50 3WA4 - SER ASP PTR MET ASN MET THR PRO n/a n/a
51 3MXC Kd = 286.1 nM GLN ASN GLY PTR GLU ASN PRO THR TYR n/a n/a
52 3N7Y Ka = 10000000 M^-1 PTR VAL ASN VAL 011 n/a n/a
53 2AOB - S1S C41 H46 N4 O10 c1ccc2c(c1....
54 1JYR Kd = 18 nM ALA PRO SER PTR VAL ASN VAL GLN ASN n/a n/a
55 1ZFP ic50 = 26 nM BE2 GLU PTR ILE ASN GLN NH2 n/a n/a
56 2AOA - S1S C41 H46 N4 O10 c1ccc2c(c1....
57 1TZE ic50 = 0.148 uM LYS PRO PHE PTR VAL ASN VAL NH2 n/a n/a
58 1CWD - PRO GLU GLY ASP PM3 GLU GLU VAL LEU n/a n/a
59 1LKL Kd = 1540 nM ACE PTR GLU GLU GLY n/a n/a
60 1FBZ - CC1 C30 H41 N3 O10 P2 CC(=O)N[C@....
61 1IJR - CC0 C29 H38 N3 O10 P C[C@@H](c1....
62 1CWE - ACE GLN PM3 GLU GLU ILE PRO n/a n/a
63 5GJI - SER ASP PTR MET ASN MET THR PRO n/a n/a
64 5GJH - SER ASP PTR MET ASN MET THR PRO n/a n/a
65 1R1S - ACE PRO ASP PTR GLU ASN LEU n/a n/a
66 1R1P - ACE ASP ASP PTR VAL ASN VAL n/a n/a
67 1R1Q - ACE ARG GLU PTR VAL ASN VAL n/a n/a
Polypharmacology
Similar Ligands (2D)
Ligand no: 1; Ligand: CYS ASP PTR ALA ASN PHE LYS; Similar ligands found: 105
No: Ligand ECFP6 Tc MDL keys Tc
1 CYS ASP PTR ALA ASN PHE LYS 1 1
2 THR PHE LYS LYS THR ASN 0.576087 0.877551
3 LYS ASN LYS 0.561644 0.886364
4 ALA MET TYR LYS 0.550562 0.722222
5 GLN VAL ASN PHE LEU GLY LYS 0.54717 0.895833
6 CYS THR PHE LYS THR LYS THR ASN 0.546392 0.86
7 GLU ILE ILE ASN PHE GLU LYS LEU 0.527778 0.895833
8 PHE LEU ALA TYR LYS 0.525253 0.735849
9 PHE LEU SER TYR LYS 0.525253 0.745455
10 SER ILE ILE ASN PHE GLU LYS LEU 0.522936 0.843137
11 LYS HPE LYS 0.518072 0.863636
12 LYS TYR LYS 0.518072 0.77551
13 THR LYS ASN TYR LYS GLN PHE SER VAL 0.514019 0.781818
14 ALA LYS PHE ARG HIS ASP 0.509259 0.736842
15 ARG GLN ALA ASN PHE LEU GLY LYS 0.5 0.833333
16 GLU ASN LEU TYR PHE GLN 0.5 0.735849
17 ILE ASN PHE ASP PHE ASN THR ILE 0.494845 0.698113
18 PHE LEU GLU LYS 0.494624 0.869565
19 ARG GLN ALA ASN PHE LEU GLY LYS ILE ASN 0.489583 0.808511
20 ALA GLN PHE SER ALA SER ALA SER ARG 0.480769 0.759259
21 ALA ILE PHE GLN SER SER MET THR LYS 0.478261 0.75
22 GLU ASN GLN LYS GLU TYR PHE PHE 0.475728 0.823529
23 THR ASN GLU PHE TYR ALA 0.475248 0.716981
24 GLN PHE LYS ASP ASN VAL ILE LEU LEU 0.474576 0.877551
25 ALA VAL TYR ASN PHE ALA THR MET 0.473214 0.644068
26 LYS PHE LYS 0.470588 0.795455
27 GLY ASN PHE LEU GLN SER ARG 0.464286 0.736842
28 ASP TYR ASN PRO TYR LEU LEU PHE LEU LYS 0.463415 0.651515
29 THR LYS CYS VAL PHE MET 0.462264 0.759259
30 LYS MET ASN THR GLN PHE THR ALA VAL 0.462185 0.781818
31 LYS VAL LEU PHE LEU ASP GLY 0.457143 0.87234
32 ALA PHE THR 0.45679 0.659574
33 LYS ASN LEU 0.45679 0.869565
34 ARG GLN VAL ASN PHE LEU GLY LYS ILE ASN 0.456311 0.808511
35 LYS VAL ILE THR PHE ILE ASP LEU 0.455357 0.823529
36 GLY SER ASP PRO PHE LYS 0.449541 0.694915
37 LYS ASP LYS 0.448718 0.840909
38 GLY ALA PHE THR PHE ASN GLU ASP PHE 0.447619 0.76
39 ACE SER LEU ASN PHE 0.445652 0.745098
40 LYS ALN LYS 0.445652 0.791667
41 GLY ASN TYR SER PHE TYR ALA LEU 0.443396 0.684211
42 0Z3 0.442105 0.672727
43 VAL VAL SER HIS PHE ASN ASP 0.441441 0.672414
44 ALA THR ARG ASN PHE SER GLY 0.441441 0.732143
45 ILE ASP TRP PHE GLU GLY LYS GLU 0.440945 0.719298
46 ILE ASP TRP PHE ASP GLY LYS GLU 0.440945 0.719298
47 TYR GLN GLU SER THR ASP PHE THR PHE LEU 0.438776 0.673077
48 GLY ARG PHE ALA ALA ALA ILE ALA LYS 0.438596 0.740741
49 ARG PRO GLY ASN PHE PHE GLN ASN ARG PRO 0.435644 0.76
50 ILE ASP TRP PHE ASP GLY LYS ASP 0.435484 0.719298
51 GLU GLN TYR LYS PHE TYR SER VAL 0.433628 0.763636
52 VAL LYS 0.432432 0.755556
53 LYS GLN LYS 0.432099 0.818182
54 ASP ALA ASP GLU GLU ASP PHE 0.431579 0.804348
55 CYS VAL PHE MET 0.431579 0.72
56 ALA LYS 0.430556 0.790698
57 ALA GLU THR PHE 0.428571 0.787234
58 THR ASN GLU PHE ALA PHE 0.427083 0.844444
59 ALA PHE THR SER 0.426966 0.729167
60 ALA PHE 0.426667 0.674419
61 SER LEU PHE ASN THR VAL ALA THR LEU 0.424779 0.745098
62 THR LYS ASN TYR LYS GLN THR SER VAL 0.423729 0.796296
63 LYS PRO ILE VAL GLN TYR ASP ASN PHE 0.423358 0.641791
64 ALA PTR ARG 0.42268 0.622951
65 LYS HIS LYS 0.422222 0.745098
66 PAC DLY DLY DAR 0.421053 0.764706
67 1IP CYS PHE SER LYS PRO ARG 0.419847 0.641791
68 LYS LEU LYS 0.419753 0.765957
69 ASP GLU ASP LYS TRP ASP ASP PHE 0.419643 0.754717
70 ASP PHE SER ILE 0.419355 0.74
71 TYR GLU LEU ASP GLU LYS PHE ASP ARG LEU 0.419355 0.672131
72 LYS MET ASP SEP PHE LEU ASP MET GLN LEU 0.417323 0.650794
73 ASP PHE GLU GLU ILE 0.416667 0.804348
74 LYS LYS LYS 0.415584 0.795455
75 LEU LYS 0.415584 0.73913
76 TI1 0.413793 0.666667
77 ARG ABA PHE ILE PHE ALA ASN ILE 0.413793 0.777778
78 LYS LEU LEU PHE 0.413043 0.804348
79 LYS NVA LYS 0.4125 0.782609
80 LYS TRP LYS 0.412371 0.730769
81 SER PHE ALA ASN GLY 0.412371 0.8125
82 THR ASN GLU PHE TYR PHE 0.412371 0.74
83 LYS DPP LYS 0.410256 0.863636
84 LYS PRO PHE PTR VAL ASN VAL GLU PHE 0.410072 0.605634
85 THR ASN GLU TYR LYS VAL 0.409524 0.86
86 LYS ALA THR LYS MLY 0.409091 0.666667
87 VAL ASN ASP ILE PHE GLU ALA ILE 0.408696 0.77551
88 ILE LEU ALA LYS PHE LEU HIS THR LEU 0.408 0.711864
89 LYS NLE LYS 0.407407 0.765957
90 ACE GLY ASN CYS PHE SER LYS PRO ARG 0.406504 0.688525
91 ILE LEU ALA LYS PHE LEU HIS GLU LEU 0.406504 0.732143
92 LYS DAB LYS 0.405063 0.840909
93 LEU ARG ASN GLN SER VAL PHE ASN PHE 0.404959 0.711864
94 OIR 0.404762 0.625
95 SER LEU ASN TYR ILE ILE LYS VAL LYS GLU 0.404762 0.767857
96 GLY GLY LYS LYS LYS TYR GLN LEU 0.40367 0.754717
97 PHE ALA GLN 0.402299 0.790698
98 ALA LEU TYR ASN THR ALA ALA ALA LEU 0.401869 0.679245
99 ALA LEU ASP LYS TRP ASP 0.401786 0.745455
100 VAL LYS VAL VAL ALA LYS LYS TYR ARG ASN 0.401786 0.754386
101 ARG ABA GLN ILE PHE ALA ASN ILE 0.401709 0.913043
102 LYS SER LYS 0.4 0.787234
103 LYS LYS 0.4 0.772727
104 LYS ALA LYS 0.4 0.818182
105 LYS CYS LYS 0.4 0.8
Similar Ligands (3D)
Ligand no: 1; Ligand: CYS ASP PTR ALA ASN PHE LYS; Similar ligands found: 0
No: Ligand Similarity coefficient
Similar Binding Sites (Proteins are less than 50% similar to leader)
Pocket No.: 1; Query (leader) PDB : 1O44; Ligand: 852; Similar sites found with APoc: No similar binding sites found, or similarity not calculated due to duplicate pocket.
This union binding pocket(no: 1) in the query (biounit: 1o44.bio1) has 42 residues
No: Leader PDB Ligand Sequence Similarity
APoc FAQ
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