SEQ2FUN

BioLiP
Download all results in tab-seperated text for 1072681 receptor-ligand interactions, whose format is explained at readme.txt.
  • Hover over PDB to view the title of the structure. Click PDB to view the structure at the RCSB PDB database. Resolution -1.00 means the resolution is unavailable, e.g., for NMR structures.
  • Click Site # to view the binding site structure. Hover over Site # to view the binding residues.
  • Hover over Ligand to view the full ligand name. Click Ligand to view the 2D diagram and other detail information of the ligand.
  • Hover over EC number to view the full name of enzymatic activity.
  • Hover over GO terms to view all GO terms.
  • Hover over UniProt to view the protein name.
  • Sort results by
    << < 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 > >>
    Go to page

    # PDB
    (Resolution Å)
    Site # Ligand EC number GO terms UniProt PubMed Binding
    affinity
    99801 2p85:A (2.35) BS01 HEM 1.14.14.1 GO:0004497 ... Q16696 17428784
    99802 2p85:A (2.35) BS02 IND 1.14.14.1 GO:0004497 ... Q16696 17428784
    99803 2p85:A (2.35) BS03 IND 1.14.14.1 GO:0004497 ... Q16696 17428784
    99804 2p85:B (2.35) BS01 HEM 1.14.14.1 GO:0004497 ... Q16696 17428784
    99805 2p85:B (2.35) BS02 IND 1.14.14.1 GO:0004497 ... Q16696 17428784
    99806 2p85:B (2.35) BS03 IND 1.14.14.1 GO:0004497 ... Q16696 17428784
    99807 2p85:C (2.35) BS01 HEM 1.14.14.1 GO:0004497 ... Q16696 17428784
    99808 2p85:C (2.35) BS02 IND 1.14.14.1 GO:0004497 ... Q16696 17428784
    99809 2p85:C (2.35) BS03 IND 1.14.14.1 GO:0004497 ... Q16696 17428784
    99810 2p85:D (2.35) BS01 HEM 1.14.14.1 GO:0004497 ... Q16696 17428784
    99811 2p85:D (2.35) BS02 IND 1.14.14.1 GO:0004497 ... Q16696 17428784
    99812 2p85:E (2.35) BS01 HEM 1.14.14.1 GO:0004497 ... Q16696 17428784
    99813 2p85:E (2.35) BS02 IND 1.14.14.1 GO:0004497 ... Q16696 17428784
    99814 2p85:E (2.35) BS03 IND 1.14.14.1 GO:0004497 ... Q16696 17428784
    99815 2p85:F (2.35) BS01 HEM 1.14.14.1 GO:0004497 ... Q16696 17428784
    99816 2p85:F (2.35) BS02 IND 1.14.14.1 GO:0004497 ... Q16696 17428784
    99817 2p86:A (1.16) BS01 VS1 3.4.22.15 GO:0006508 ... Q95PM0 N/A
    99818 2p88:A (2.4) BS01 MG 5.1.1.- GO:0000287 ... Q81IL5 17603539
    99819 2p88:B (2.4) BS01 MG 5.1.1.- GO:0000287 ... Q81IL5 17603539
    99820 2p88:C (2.4) BS01 MG 5.1.1.- GO:0000287 ... Q81IL5 17603539
    99821 2p88:D (2.4) BS01 MG 5.1.1.- GO:0000287 ... Q81IL5 17603539
    99822 2p88:E (2.4) BS01 MG 5.1.1.- GO:0000287 ... Q81IL5 17603539
    99823 2p88:F (2.4) BS01 MG 5.1.1.- GO:0000287 ... Q81IL5 17603539
    99824 2p88:G (2.4) BS01 MG 5.1.1.- GO:0000287 ... Q81IL5 17603539
    99825 2p88:H (2.4) BS01 MG 5.1.1.- GO:0000287 ... Q81IL5 17603539
    99826 2p8b:A (1.7) BS01 MG 5.1.1.- GO:0000287 ... Q81IL5 17603539
    99827 2p8b:A (1.7) BS02 NSK 5.1.1.- GO:0000287 ... Q81IL5 17603539
    99828 2p8c:A (2.0) BS01 MG 5.1.1.- GO:0000287 ... Q81IL5 17603539
    99829 2p8c:A (2.0) BS02 SUG 5.1.1.- GO:0000287 ... Q81IL5 17603539
    99830 2p8e:A (1.816) BS01 MG 3.1.3.16 GO:0004722 ... O75688 18058037
    99831 2p8e:B (1.816) BS01 MG 3.1.3.16 GO:0004722 ... O75688 18058037
    99832 2p8h:A (1.8) BS01 MY9 3.4.23.46 GO:0004190 ... P56817 17458843 MOAD: ic50=71nM
    99833 2p8l:A (2.44) BS01 peptide N/A N/A N/A 18824005
    99834 2p8l:B (2.44) BS01 peptide N/A N/A N/A 18824005
    99835 2p8m:A (2.7) BS01 peptide N/A N/A N/A 18824005
    99836 2p8m:B (2.7) BS01 peptide N/A N/A N/A 18824005
    99837 2p8n:A (1.94) BS01 ADE 3.2.2.22 GO:0017148 ... P02879 17986339 MOAD: Kd=0.7mM
    99838 2p8o:B (1.5) BS01 peptide 3.4.21.1 GO:0004252 ... P00766 17469803
    99839 2p8o:C (1.5) BS01 peptide 3.4.21.1 GO:0004252 ... P00766 17469803
    99840 2p8o:C (1.5) BS02 BVA 3.4.21.1 GO:0004252 ... P00766 17469803 MOAD: Ki=16uM
    99841 2p8p:A (2.7) BS01 peptide N/A N/A N/A 18824005
    99842 2p8p:B (2.7) BS01 peptide N/A N/A N/A 18824005
    99843 2p8s:A (2.2) BS01 417 3.4.14.5 GO:0001618 ... P27487 17433672 MOAD: ic50=21nM
    BindingDB: IC50=21nM
    99844 2p8s:B (2.2) BS01 417 3.4.14.5 GO:0001618 ... P27487 17433672 MOAD: ic50=21nM
    BindingDB: IC50=21nM
    99845 2p8u:A (2.0) BS01 COA 2.3.3.10 GO:0004421 ... Q01581 20346956
    99846 2p8u:B (2.0) BS01 COA 2.3.3.10 GO:0004421 ... Q01581 20346956
    99847 2p8w:S (11.3) BS01 GNP ? N/A P60339 17446867
    99848 2p8w:T (11.3) BS01 GNP 3.6.5.- GO:0003746 ... P32324 17446867
    99849 2p8x:S (9.7) BS01 GNP ? N/A P60339 17446867
    99850 2p8x:T (9.7) BS01 APR 3.6.5.- GO:0003746 ... P32324 17446867
    99851 2p8x:T (9.7) BS02 GNP 3.6.5.- GO:0003746 ... P32324 17446867
    99852 2p8y:T (11.7) BS01 APR 3.6.5.- GO:0003746 ... P32324 17446867
    99853 2p8y:T (11.7) BS02 SO1 3.6.5.- GO:0003746 ... P32324 17446867
    99854 2p8y:T (11.7) BS03 GDP 3.6.5.- GO:0003746 ... P32324 17446867
    99855 2p8z:S (8.9) BS01 GNP ? N/A P60339 17446867
    99856 2p8z:T (8.9) BS01 APR 3.6.5.- GO:0003746 ... P32324 17446867
    99857 2p8z:T (8.9) BS02 SO1 3.6.5.- GO:0003746 ... P32324 17446867
    99858 2p8z:T (8.9) BS03 GNP 3.6.5.- GO:0003746 ... P32324 17446867
    99859 2p93:A (1.9) BS01 ME1 3.4.21.6 GO:0004252 ... P00742 17588746 MOAD: Ki=1.5nM
    BindingDB: Ki=1.5nM
    99860 2p94:A (1.8) BS01 ME4 3.4.21.6 GO:0004252 ... P00742 17588746 MOAD: Ki=0.67nM
    BindingDB: Ki=0.67nM
    99861 2p95:A (2.2) BS01 ME5 3.4.21.6 GO:0004252 ... P00742 17588746 MOAD: Ki=0.43nM
    BindingDB: Ki=0.43nM
    99862 2p97:A (1.65) BS01 MG ? N/A Q3M8K9 N/A
    99863 2p97:B (1.65) BS01 MG ? N/A Q3M8K9 N/A
    99864 2p98:A (1.7) BS01 MN 3.4.11.18 GO:0004239 ... P0AE18 17948983
    99865 2p98:A (1.7) BS02 YE7 3.4.11.18 GO:0004239 ... P0AE18 17948983 MOAD: ic50=0.64uM
    BindingDB: IC50=2440nM
    99866 2p99:A (1.8) BS01 MN 3.4.11.18 GO:0004239 ... P0AE18 17948983
    99867 2p99:A (1.8) BS02 YE6 3.4.11.18 GO:0004239 ... P0AE18 17948983 MOAD: ic50=1.16uM
    BindingDB: IC50=77100nM
    99868 2p9a:A (1.6) BS01 MN 3.4.11.18 GO:0004239 ... P0AE18 17948983
    99869 2p9a:A (1.6) BS02 MN 3.4.11.18 GO:0004239 ... P0AE18 17948983
    99870 2p9a:A (1.6) BS03 YE6 3.4.11.18 GO:0004239 ... P0AE18 17948983 MOAD: ic50=6.56uM
    BindingDB: IC50=77100nM
    99871 2p9c:A (2.46) BS01 NAI 1.1.1.399
    1.1.1.95
    GO:0004617 ... P0A9T0 17459882
    99872 2p9c:A (2.46) BS02 SER 1.1.1.399
    1.1.1.95
    GO:0004617 ... P0A9T0 17459882
    99873 2p9c:B (2.46) BS01 SER 1.1.1.399
    1.1.1.95
    GO:0004617 ... P0A9T0 17459882
    99874 2p9c:B (2.46) BS02 NAI 1.1.1.399
    1.1.1.95
    GO:0004617 ... P0A9T0 17459882
    99875 2p9d:A (2.1) BS01 SAH 2.1.1.98 GO:0004164 ... O58456 N/A
    99876 2p9e:A (2.6) BS01 NAI 1.1.1.399
    1.1.1.95
    GO:0004617 ... P0A9T0 17459882
    99877 2p9e:B (2.6) BS01 NAI 1.1.1.399
    1.1.1.95
    GO:0004617 ... P0A9T0 17459882
    99878 2p9e:C (2.6) BS01 NAI 1.1.1.399
    1.1.1.95
    GO:0004617 ... P0A9T0 17459882
    99879 2p9e:D (2.6) BS01 NAI 1.1.1.399
    1.1.1.95
    GO:0004617 ... P0A9T0 17459882
    99880 2p9g:A (2.8) BS01 NAI 1.1.1.399
    1.1.1.95
    GO:0004617 ... P0A9T0 17459882
    99881 2p9g:A (2.8) BS02 SER 1.1.1.399
    1.1.1.95
    GO:0004617 ... P0A9T0 17459882
    99882 2p9g:A (2.8) BS03 SER 1.1.1.399
    1.1.1.95
    GO:0004617 ... P0A9T0 17459882
    99883 2p9g:B (2.8) BS01 SER 1.1.1.399
    1.1.1.95
    GO:0004617 ... P0A9T0 17459882
    99884 2p9g:B (2.8) BS02 SER 1.1.1.399
    1.1.1.95
    GO:0004617 ... P0A9T0 17459882
    99885 2p9g:B (2.8) BS03 NAI 1.1.1.399
    1.1.1.95
    GO:0004617 ... P0A9T0 17459882
    99886 2p9h:A (2.0) BS01 IPT ? N/A P03023 17543986
    99887 2p9h:B (2.0) BS01 IPT ? N/A P03023 17543986
    99888 2p9i:A (2.46) BS01 ADP ? GO:0005200 ... P61157 17499050
    99889 2p9i:B (2.46) BS01 ADP ? GO:0005200 ... A7MB62 17499050
    99890 2p9k:A (2.59) BS01 ATP ? GO:0005200 ... P61157 17499050
    99891 2p9k:B (2.59) BS01 ATP ? GO:0005200 ... A7MB62 17499050
    99892 2p9n:A (2.85) BS01 CA ? GO:0005200 ... P61157 17499050
    99893 2p9n:A (2.85) BS02 ADP ? GO:0005200 ... P61157 17499050
    99894 2p9n:B (2.85) BS01 ADP ? GO:0005200 ... A7MB62 17499050
    99895 2p9p:A (2.9) BS01 ADP ? GO:0005200 ... P61157 17499050
    99896 2p9p:B (2.9) BS01 ADP ? GO:0005200 ... A7MB62 17499050
    99897 2p9s:A (2.68) BS01 ATP ? GO:0005200 ... P61157 17499050
    99898 2p9s:B (2.68) BS01 ATP ? GO:0005200 ... A7MB62 17499050
    99899 2p9u:A (2.75) BS01 ANP ? GO:0005200 ... P61157 17499050
    99900 2p9u:B (2.75) BS01 ANP ? GO:0005200 ... A7MB62 17499050
    99901 2p9x:C (1.65) BS01 ZN ? N/A O58562 N/A
    99902 2p9x:D (1.65) BS01 ZN ? N/A O58562 N/A
    99903 2pa3:A (2.74) BS01 SER 1.1.1.399
    1.1.1.95
    GO:0004617 ... P0A9T0 17459882
    99904 2pa3:A (2.74) BS02 NAI 1.1.1.399
    1.1.1.95
    GO:0004617 ... P0A9T0 17459882
    99905 2pa4:A (2.0) BS01 UPG N/A GO:0003983 ... N/A 17567737
    99906 2pa4:B (2.0) BS01 UPG N/A GO:0003983 ... N/A 17567737
    99907 2pa4:C (2.0) BS01 UPG N/A GO:0003983 ... N/A 17567737
    99908 2pa4:D (2.0) BS01 UPG N/A GO:0003983 ... N/A 17567737
    99909 2pa7:A (1.5) BS01 TYD 5.3.2.3 N/A Q6T1W8 17459872
    99910 2pa7:A (1.5) BS02 TYD 5.3.2.3 N/A Q6T1W8 17459872
    99911 2pa7:B (1.5) BS01 TYD 5.3.2.3 N/A Q6T1W8 17459872
    99912 2pa7:B (1.5) BS02 TYD 5.3.2.3 N/A Q6T1W8 17459872
    99913 2pa8:D (1.76) BS01 F3S 2.7.7.6 GO:0000428 ... P95989 18235446
    99914 2paa:A (2.7) BS01 ATP 2.7.2.3 GO:0004618 ... P09041 18004764
    99915 2pac:A (-1.00) BS01 HEC ? GO:0005506 ... P00099 1654086
    99916 2pad:A (2.8) BS01 CYS 3.4.22.2 GO:0006508 ... P00784 952885
    99917 2pae:A (2.5) BS01 TYD 5.3.2.3 N/A Q6T1W8 17459872
    99918 2pae:B (2.5) BS01 TYD 5.3.2.3 N/A Q6T1W8 17459872
    99919 2pae:B (2.5) BS02 TYD 5.3.2.3 N/A Q6T1W8 17459872
    99920 2paf:A (3.5) BS01 NPF ? N/A P03023 17543986
    99921 2paf:B (3.5) BS01 NPF ? N/A P03023 17543986
    99922 2pag:A (1.6) BS01 CA ? N/A Q87TZ9 N/A
    99923 2pah:A (3.1) BS01 FE 1.14.16.1 GO:0004497 ... P00439 9642259
    99924 2pah:B (3.1) BS01 FE 1.14.16.1 GO:0004497 ... P00439 9642259
    99925 2paj:A (2.7) BS01 ZN N/A GO:0016787 ... P0CI72 20415463
    99926 2pak:A (2.4) BS01 TYD 5.3.2.3 N/A Q6T1W8 17459872
    99927 2pak:A (2.4) BS02 TYD 5.3.2.3 N/A Q6T1W8 17459872
    99928 2pak:B (2.4) BS01 TYD 5.3.2.3 N/A Q6T1W8 17459872
    99929 2pak:B (2.4) BS02 TYD 5.3.2.3 N/A Q6T1W8 17459872
    99930 2pal:A (1.8) BS01 MN ? GO:0005509 ... P02619 1880797
    99931 2pal:A (1.8) BS02 MN ? GO:0005509 ... P02619 1880797
    99932 2pal:A (1.8) BS03 MN ? GO:0005509 ... P02619 1880797
    99933 2pam:A (2.5) BS01 TYD 5.3.2.3 N/A Q6T1W8 17459872
    99934 2pam:B (2.5) BS01 TYD 5.3.2.3 N/A Q6T1W8 17459872
    99935 2pam:B (2.5) BS02 TYD 5.3.2.3 N/A Q6T1W8 17459872
    99936 2pan:A (2.7) BS01 MG 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99937 2pan:A (2.7) BS02 MG 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99938 2pan:A (2.7) BS03 FAD 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99939 2pan:A (2.7) BS04 TPP 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99940 2pan:B (2.7) BS01 MG 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99941 2pan:B (2.7) BS02 MG 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99942 2pan:B (2.7) BS03 FAD 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99943 2pan:B (2.7) BS04 TPP 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99944 2pan:C (2.7) BS01 MG 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99945 2pan:C (2.7) BS02 FAD 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99946 2pan:C (2.7) BS03 TPP 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99947 2pan:C (2.7) BS04 MG 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99948 2pan:D (2.7) BS01 MG 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99949 2pan:D (2.7) BS02 FAD 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99950 2pan:D (2.7) BS03 TPP 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99951 2pan:D (2.7) BS04 MG 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99952 2pan:E (2.7) BS01 MG 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99953 2pan:E (2.7) BS02 MG 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99954 2pan:E (2.7) BS03 FAD 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99955 2pan:E (2.7) BS04 TPP 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99956 2pan:F (2.7) BS01 MG 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99957 2pan:F (2.7) BS02 MG 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99958 2pan:F (2.7) BS03 FAD 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99959 2pan:F (2.7) BS04 TPP 4.1.1.47 GO:0000287 ... P0AEP7 18176558
    99960 2par:A (2.1) BS01 CO 3.1.3.89 GO:0002953 ... P76491 18353368
    99961 2par:A (2.1) BS02 TMP 3.1.3.89 GO:0002953 ... P76491 18353368
    99962 2par:B (2.1) BS01 CO 3.1.3.89 GO:0002953 ... P76491 18353368
    99963 2par:B (2.1) BS02 TMP 3.1.3.89 GO:0002953 ... P76491 18353368
    99964 2pas:A (-1.00) BS01 CA ? GO:0005509 ... P02628 N/A
    99965 2pas:A (-1.00) BS02 CA ? GO:0005509 ... P02628 N/A
    99966 2pau:A (2.1) BS01 CO 3.1.3.89 GO:0002953 ... P76491 18353368
    99967 2pau:A (2.1) BS02 D5M 3.1.3.89 GO:0002953 ... P76491 18353368
    99968 2pau:B (2.1) BS01 CO 3.1.3.89 GO:0002953 ... P76491 18353368
    99969 2pau:B (2.1) BS02 D5M 3.1.3.89 GO:0002953 ... P76491 18353368
    99970 2pav:A (1.8) BS01 ATP 3.6.4.- GO:0000287 ... P68135 17914456
    99971 2pav:P (1.8) BS01 peptide ? GO:0000774 ... P07737 17914456
    99972 2pax:A (2.4) BS01 4AN 2.4.2.-
    2.4.2.30
    GO:0003950 ... P26446 9521710 MOAD: ic50=0.18uM
    99973 2pb0:A (1.96) BS01 PLP 2.6.1.11
    2.6.1.17
    GO:0003992 ... P40732 17680699
    99974 2pb0:B (1.96) BS01 PLP 2.6.1.11
    2.6.1.17
    GO:0003992 ... P40732 17680699
    99975 2pb1:A (1.9) BS01 G2F 2.4.1.-
    3.2.1.58
    GO:0000272 ... P29717 N/A
    99976 2pb1:A (1.9) BS02 NFG 2.4.1.-
    3.2.1.58
    GO:0000272 ... P29717 N/A
    99977 2pb2:A (1.91) BS01 PLP 2.6.1.11
    2.6.1.17
    GO:0003992 ... P40732 17680699
    99978 2pb4:A (2.1) BS01 SAH 2.1.1.98 GO:0004164 ... O58456 N/A
    99979 2pb5:A (2.1) BS01 SAH 2.1.1.98 GO:0004164 ... O58456 N/A
    99980 2pb6:A (2.2) BS01 SAH 2.1.1.98 GO:0004164 ... O58456 N/A
    99981 2pb8:A (2.0) BS01 peptide 3.1.1.4 GO:0004623 ... P59071 N/A
    99982 2pbd:A (1.501) BS01 peptide 3.6.4.- GO:0000287 ... P68135 17914456
    99983 2pbd:A (1.501) BS02 ATP 3.6.4.- GO:0000287 ... P68135 17914456
    99984 2pbd:P (1.501) BS01 peptide ? GO:0000774 ... P07737 17914456
    99985 2pbf:A (2.0) BS01 SAH N/A GO:0004719 ... N/A N/A
    99986 2pbf:B (2.0) BS01 SAH N/A GO:0004719 ... N/A N/A
    99987 2pbj:A (2.8) BS01 HEM 5.3.99.3 GO:0050220 ... Q9N0A4 17585783
    99988 2pbj:A (2.8) BS02 GSH 5.3.99.3 GO:0050220 ... Q9N0A4 17585783
    99989 2pbj:B (2.8) BS01 HEM 5.3.99.3 GO:0050220 ... Q9N0A4 17585783
    99990 2pbj:B (2.8) BS02 GSH 5.3.99.3 GO:0050220 ... Q9N0A4 17585783
    99991 2pbj:C (2.8) BS01 HEM 5.3.99.3 GO:0050220 ... Q9N0A4 17585783
    99992 2pbj:C (2.8) BS02 GSH 5.3.99.3 GO:0050220 ... Q9N0A4 17585783
    99993 2pbj:D (2.8) BS01 HEM 5.3.99.3 GO:0050220 ... Q9N0A4 17585783
    99994 2pbj:D (2.8) BS02 GSH 5.3.99.3 GO:0050220 ... Q9N0A4 17585783
    99995 2pbk:A (1.73) BS01 peptide ? GO:0004252 ... Q2HRB6 17870089
    99996 2pbk:B (1.73) BS01 peptide ? GO:0004252 ... Q2HRB6 17870089
    99997 2pbw:A (2.5) BS01 DOQ ? GO:0015276 ... P22756 17581823 MOAD: Ki=5.56nM
    99998 2pbw:B (2.5) BS01 DOQ ? GO:0015276 ... P22756 17581823 MOAD: Ki=5.56nM
    99999 2pbz:A (2.5) BS01 ATP 6.3.4.- GO:0000287 ... Q5JD28 N/A
    100000 2pbz:B (2.5) BS01 ATP 6.3.4.- GO:0000287 ... Q5JD28 N/A

    Reference:
  • Chengxin Zhang, Xi Zhang, Lydia Freddolino, and Yang Zhang. BioLiP2: an updated structure database for biologically relevent ligand-protein interactions, Nucleic Acids Research, gkad630 (2023).
  • Jianyi Yang, Ambrish Roy, and Yang Zhang. BioLiP: a semi-manually curated database for biologically relevant ligand-protein interactions, Nucleic Acids Research, 41: D1096-D1103 (2013) (download the PDF file).