Evolutionary classification of protein domain structures
alpha arraysalpha-helix arrays with mainly perpendicular helices
alpha bundlesalpha-helix bundles with mainly parallel helices
alpha superhelicesrepeating alpha-helix hairpins form a superhelix
alpha duplicates or obligate multimersalpha duplicates or monomers associate together to form a compact domain
alpha complex topologyalpha domain with complex and unique topology that cannot be described as array or bundle or superhelix
beta barrelssingle beta-sheet folded upon itself to form a barrel
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Refs: Structure 14, 1489-1498; Current opinion in structural biology 18, 358-365
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123654, 3-crossover-4
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Representatives:
e2ducA2[A:1-186]
nonrep
Image
Pymol
Jmol Links:
PDB,
SCOP,
CATH, PubMed,
DOI
Replicase polyprotein 1ab ; X-RAY DIFFRACTION 1.7Å
e2ynbB1[B:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH
3C-LIKE PROTEINASE ; ligands: G85 ; X-RAY DIFFRACTION 1.96Å
e3iwmB3[B:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: 3IH ; X-RAY DIFFRACTION 3.2Å
e3iwmA3[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: 3IH ; X-RAY DIFFRACTION 3.2Å
e4twwA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: 3A7 ; X-RAY DIFFRACTION 2.41Å
e4twwB2[B:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: 3A7 ; X-RAY DIFFRACTION 2.41Å
e4twyA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: 3BL ; X-RAY DIFFRACTION 1.600Å
e4wy3A1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: 3X5 ; X-RAY DIFFRACTION 1.700Å
e4twxA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: 3A4
e4wmdA2[A:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
ORF1a ; ligands: PEG,PG4,PGE ; X-RAY DIFFRACTION 2.58Å
e4wmdB1[B:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
ORF1a ; ligands: PEG,PG4 ; X-RAY DIFFRACTION 2.58Å
e4wmdC2[C:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
ORF1a ; ligands: 1PE,PGE ; X-RAY DIFFRACTION 2.58Å
e4wmeA2[A:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MERS-CoV 3CL protease ; ligands: EDO ; X-RAY DIFFRACTION 1.55Å
e4wmeB2[B:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MERS-CoV 3CL protease ; ligands: EDO ; X-RAY DIFFRACTION 1.55Å
e4wmeC1[C:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MERS-CoV 3CL protease ; ligands: EDO ; X-RAY DIFFRACTION 1.55Å
e4wmeD2[D:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MERS-CoV 3CL protease ; ligands: EDO ; X-RAY DIFFRACTION 1.55Å
e4wmfA2[A:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MERS-CoV 3CL protease ; ligands: PEG,PG4 ; X-RAY DIFFRACTION 1.97Å
e4wmfB1[B:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MERS-CoV 3CL protease ; ligands: PEG,PG4 ; X-RAY DIFFRACTION 1.97Å
e4wmfC2[C:11-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MERS-CoV 3CL protease ; ligands: PEG,PG4 ; X-RAY DIFFRACTION 1.97Å
e4rspA1[A:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Orf1a protein ; X-RAY DIFFRACTION 1.62Å
e4yluA2[A:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
ORF1a protein ; ligands: ACT,R30 ; X-RAY DIFFRACTION 2.100Å
e4yluD2[D:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
ORF1a protein ; ligands: R30 ; X-RAY DIFFRACTION 2.100Å
e4yluB1[B:1-188] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
ORF1a protein ; ligands: ACT,R30 ; X-RAY DIFFRACTION 2.100Å
e4yluC2[C:1-188] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
ORF1a protein ; ligands: R30 ; X-RAY DIFFRACTION 2.100Å
e4yo9A1[A:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: ACT,IPA,SIN,ZN ; X-RAY DIFFRACTION 2.3Å
e4yo9B1[B:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: ACT,FMT,IPA,SIN ; X-RAY DIFFRACTION 2.3Å
e4yogA2[A:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: 4F5,ACT ; X-RAY DIFFRACTION 2.00Å
e4yogB2[B:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: 4F5,ACT ; X-RAY DIFFRACTION 2.00Å
e4yoiA1[A:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: 4F4,ACT,FMT ; X-RAY DIFFRACTION 1.82Å
e4yoiB1[B:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: 4F4 ; X-RAY DIFFRACTION 1.82Å
e4yojA1[A:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: ACT,RFM ; X-RAY DIFFRACTION 1.90Å
e4yojB1[B:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: ACT,RFM ; X-RAY DIFFRACTION 1.90Å
e4zroB2[B:1-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS ; X-RAY DIFFRACTION 2.0566Å
e4zroC1[C:1-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; X-RAY DIFFRACTION 2.0566Å
e4zroD1[D:1-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; X-RAY DIFFRACTION 2.0566Å
e4zroA2[A:1-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS ; X-RAY DIFFRACTION 2.0566Å
e5c3nA2[A:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
ORF1a protein ; X-RAY DIFFRACTION 3.0Å
e5c3nB2[B:1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
ORF1a protein ; X-RAY DIFFRACTION 3.0Å
e5eu8A1[A:0-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
main protease ; ligands: EDO,ZN ; X-RAY DIFFRACTION 2.447Å
e4xfqA2[A:1-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PEDV main protease ; X-RAY DIFFRACTION 1.650Å
e4xfqB2[B:1-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PEDV main protease ; X-RAY DIFFRACTION 1.650Å
e5hyoA1[A:1-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PEDV 3CLpro ; ligands: DMS,IPA,MPD ; X-RAY DIFFRACTION 2.10Å
e5hyoB2[B:1-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PEDV 3CLpro ; ligands: IPA,MPD ; X-RAY DIFFRACTION 2.10Å
e5b6oB2[B:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; X-RAY DIFFRACTION 2.2Å
e5b6oA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; X-RAY DIFFRACTION 2.2Å
e4zuhA2[A:1-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PEDV 3C-Like protease ; X-RAY DIFFRACTION 2.394Å
e4zuhB1[B:1-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PEDV 3C-Like protease ; X-RAY DIFFRACTION 2.394Å
e5c5oA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
3C-like proteinase ; ligands: SDJ ; X-RAY DIFFRACTION 1.500Å
e5c5oB1[B:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
3C-like proteinase ; ligands: SDJ ; X-RAY DIFFRACTION 1.500Å
e5c5nA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
3C-like proteinase ; ligands: SLH ; X-RAY DIFFRACTION 1.65Å
e5gwzB1[B:2-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PEDV main protease ; X-RAY DIFFRACTION 2.44Å
e5gwzA2[A:2-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PEDV main protease ; X-RAY DIFFRACTION 2.44Å
e5gwyA1[A:3-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
main protease ; X-RAY DIFFRACTION 2.85Å
e5gwyB1[B:-2-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
main protease ; X-RAY DIFFRACTION 2.85Å
e5wkjA1[A:-1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Orf1a protein ; ligands: B1S,CA,K36 ; X-RAY DIFFRACTION 2.050Å
e5wklA1[A:-1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Orf1a protein ; ligands: AVY,B3J ; X-RAY DIFFRACTION 1.850Å
e5wkmA2[A:-1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Orf1a protein ; ligands: B6Y,N02 ; X-RAY DIFFRACTION 2.250Å
e5nh0B1[B:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
3C-like proteinase ; ligands: 8X8,GOL ; X-RAY DIFFRACTION 2.35Å
e5nh0A1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
3C-like proteinase ; ligands: 8X8,DMS ; X-RAY DIFFRACTION 2.35Å
e5nh0C2[C:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
3C-like proteinase ; ligands: 8X8,DMS,GOL ; X-RAY DIFFRACTION 2.35Å
e5n19A1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
SARS coronavirus main protease ; ligands: D03,DMS ; X-RAY DIFFRACTION 1.62Å
e5n5oA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
Replicase polyprotein 1ab ; ligands: 8O5 ; X-RAY DIFFRACTION 2.00Å
e5wkkA2[A:-1-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Orf1a protein ; ligands: AW4,B3G,PG4 ; X-RAY DIFFRACTION 1.550Å
e6fv2A1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: D03,GOL ; X-RAY DIFFRACTION 2.95Å
e6fv1B1[B:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: E8E,GOL ; X-RAY DIFFRACTION 2.30Å
e6fv1C1[C:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: E8E ; X-RAY DIFFRACTION 2.30Å
e6fv2B1[B:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: D03,GOL ; X-RAY DIFFRACTION 2.95Å
e6fv2C2[C:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: D03,GOL ; X-RAY DIFFRACTION 2.95Å
e6fv1A1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,E8E,GOL,SO4 ; X-RAY DIFFRACTION 2.30Å
e6jijC2[C:1-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Replicative polyprotein 1ab ; X-RAY DIFFRACTION 2.650Å
e6jijB1[B:1-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Replicative polyprotein 1ab ; X-RAY DIFFRACTION 2.650Å
e6jijA2[A:1-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Replicative polyprotein 1ab ; X-RAY DIFFRACTION 2.650Å
e5zqgA2[A:1-185] Image Pymol Jmol Links: PDB, SCOP, CATH
Non-structural protein ; X-RAY DIFFRACTION 1.6Å
e5zqgB2[B:1-185] Image Pymol Jmol Links: PDB, SCOP, CATH
Non-structural protein ; X-RAY DIFFRACTION 1.6Å
e6lu7A1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; X-RAY DIFFRACTION 2.160Å
e6y2eAAA2[AAA:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
SARS-CoV-2 (2019-nCoV) main protease ; X-RAY DIFFRACTION 1.75Å
e6y2fAAA1[AAA:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
SARS-CoV-2 (2019-nCoV) main protease ; ligands: DMS,O6K ; X-RAY DIFFRACTION 1.95Å
e6y2gAAA2[AAA:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
SARS-CoV-2 (2019-nCoV) main protease ; ligands: GLY,O6K ; X-RAY DIFFRACTION 2.20Å
e6y2gBBB1[BBB:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
SARS-CoV-2 (2019-nCoV) main protease ; ligands: GLY,O6K ; X-RAY DIFFRACTION 2.20Å
e5r7yA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: CL,DMS,JFM ; X-RAY DIFFRACTION 1.650Å
e5r7zA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: CL,DMS,HWH ; X-RAY DIFFRACTION 1.590Å
e5r80A2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,RZG ; X-RAY DIFFRACTION 1.920Å
e5r81A1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,RZJ ; X-RAY DIFFRACTION 1.840Å
e5r82A2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,RZS ; X-RAY DIFFRACTION 1.310Å
e5r83A1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: CL,DMS,K0G ; X-RAY DIFFRACTION 1.580Å
e5r84A2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,GWS ; X-RAY DIFFRACTION 1.830Å
e6y84A2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
3C-like proteinase nsp5 ; ligands: DMS ; X-RAY DIFFRACTION 1.390Å
e6m03A2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; X-RAY DIFFRACTION 1.990Å
e6y7mAAA1[AAA:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,OEW ; X-RAY DIFFRACTION 1.90Å
e6yb7A2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
3C-like proteinase ; ligands: DMS ; X-RAY DIFFRACTION 1.250Å
e5r8tA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
3C-like proteinase ; ligands: DMS ; X-RAY DIFFRACTION 1.270Å
e5re4A2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,SZY ; X-RAY DIFFRACTION 1.890Å
e5re5A1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T0J ; X-RAY DIFFRACTION 2.070Å
e5re6A1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,O0S ; X-RAY DIFFRACTION 1.870Å
e5re7A1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T0S ; X-RAY DIFFRACTION 1.790Å
e5re8A2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T0V ; X-RAY DIFFRACTION 1.810Å
e5re9A2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,LPZ ; X-RAY DIFFRACTION 1.720Å
e5reaA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS ; X-RAY DIFFRACTION 1.630Å
e5rebA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T0Y ; X-RAY DIFFRACTION 1.680Å
e5recA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS ; X-RAY DIFFRACTION 1.730Å
e5redA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,JJG ; X-RAY DIFFRACTION 1.470Å
e5reeA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T1M ; X-RAY DIFFRACTION 1.770Å
e5refA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: 6SU,DMS ; X-RAY DIFFRACTION 1.610Å
e5regA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,LWA ; X-RAY DIFFRACTION 1.680Å
e5rehA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: AWP,DMS ; X-RAY DIFFRACTION 1.800Å
e5reiA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T1S ; X-RAY DIFFRACTION 1.820Å
e5rejA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T1V ; X-RAY DIFFRACTION 1.720Å
e5rekA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T1Y ; X-RAY DIFFRACTION 1.740Å
e5relA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T2G ; X-RAY DIFFRACTION 1.620Å
e5remA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T2J ; X-RAY DIFFRACTION 1.960Å
e5renA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T2V ; X-RAY DIFFRACTION 2.140Å
e5reoA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T2Y ; X-RAY DIFFRACTION 1.880Å
e5repA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T3G ; X-RAY DIFFRACTION 1.810Å
e5rerA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T3J ; X-RAY DIFFRACTION 1.880Å
e5resA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T3V ; X-RAY DIFFRACTION 1.650Å
e5retA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T47 ; X-RAY DIFFRACTION 1.680Å
e5reuA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T4D ; X-RAY DIFFRACTION 1.690Å
e5revA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T4J ; X-RAY DIFFRACTION 1.600Å
e5rewA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T4M ; X-RAY DIFFRACTION 1.550Å
e5rexA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T4V ; X-RAY DIFFRACTION 2.070Å
e5reyA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T4Y ; X-RAY DIFFRACTION 1.960Å
e5rezA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T54 ; X-RAY DIFFRACTION 1.790Å
e5rf0A1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T5D ; X-RAY DIFFRACTION 1.650Å
e5rf1A2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T5G ; X-RAY DIFFRACTION 1.730Å
e5rf2A1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,HVB ; X-RAY DIFFRACTION 1.530Å
e5rf3A2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T5V ; X-RAY DIFFRACTION 1.500Å
e5rf4A1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T5Y ; X-RAY DIFFRACTION 1.610Å
e5rf5A2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,HV2 ; X-RAY DIFFRACTION 1.740Å
e5rf6A2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,NTG ; X-RAY DIFFRACTION 1.450Å
e5rf7A1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T67 ; X-RAY DIFFRACTION 1.540Å
e5rf8A2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,SFY ; X-RAY DIFFRACTION 1.430Å
e5rf9A1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,S7D ; X-RAY DIFFRACTION 1.430Å
e5rfbA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,K3S ; X-RAY DIFFRACTION 1.480Å
e5rfcA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,K1Y ; X-RAY DIFFRACTION 1.400Å
e5rfdA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T6J ; X-RAY DIFFRACTION 1.410Å
e5rfeA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,JGG ; X-RAY DIFFRACTION 1.460Å
e5rffA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T6M ; X-RAY DIFFRACTION 1.780Å
e5rfgA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T6V ; X-RAY DIFFRACTION 2.320Å
e5rfhA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T6Y ; X-RAY DIFFRACTION 1.580Å
e5rfiA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T71 ; X-RAY DIFFRACTION 1.690Å
e5rfjA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T7A ; X-RAY DIFFRACTION 1.800Å
e5rfkA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T7D ; X-RAY DIFFRACTION 1.740Å
e5rflA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T7G ; X-RAY DIFFRACTION 1.640Å
e5rfmA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T7J ; X-RAY DIFFRACTION 2.060Å
e5rfnA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T7P ; X-RAY DIFFRACTION 1.800Å
e5rfoA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T7S ; X-RAY DIFFRACTION 1.830Å
e5rfpA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T7V ; X-RAY DIFFRACTION 2.030Å
e5rfqA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T7Y ; X-RAY DIFFRACTION 1.760Å
e5rfrA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T81 ; X-RAY DIFFRACTION 1.710Å
e5rfsA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T84 ; X-RAY DIFFRACTION 1.700Å
e5rftA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T8A ; X-RAY DIFFRACTION 1.580Å
e5rfuA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T8D ; X-RAY DIFFRACTION 1.530Å
e5rfvA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T8J ; X-RAY DIFFRACTION 1.480Å
e5rfwA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T8M ; X-RAY DIFFRACTION 1.430Å
e5rfxA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T8P ; X-RAY DIFFRACTION 1.550Å
e5rfyA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T8S ; X-RAY DIFFRACTION 1.900Å
e5rfzA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T8V ; X-RAY DIFFRACTION 1.680Å
e5rg0A1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T8Y ; X-RAY DIFFRACTION 1.720Å
e6w63A2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
3C-like proteinase ; ligands: X77 ; X-RAY DIFFRACTION 2.10Å
e5rfaA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,JGY ; X-RAY DIFFRACTION 1.520Å
e6m2nA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: 3WL ; X-RAY DIFFRACTION 2.198Å
e5rg1A1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T9J ; X-RAY DIFFRACTION 1.650Å
e5rg2A1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T9M ; X-RAY DIFFRACTION 1.630Å
e5rg3A2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,T9P ; X-RAY DIFFRACTION 1.580Å
e5rggA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,NZD ; X-RAY DIFFRACTION 2.250Å
e5rghA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,U0M ; X-RAY DIFFRACTION 1.700Å
e5rgiA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,U0P ; X-RAY DIFFRACTION 1.570Å
e5rgjA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,U0S ; X-RAY DIFFRACTION 1.340Å
e5rgkA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,U0V ; X-RAY DIFFRACTION 1.430Å
e5rglA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,U0Y ; X-RAY DIFFRACTION 1.760Å
e5rgmA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,U1D ; X-RAY DIFFRACTION 2.040Å
e5rgnA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,U1A ; X-RAY DIFFRACTION 1.830Å
e5rgoA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,U1G ; X-RAY DIFFRACTION 1.740Å
e5rgpA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,U1M ; X-RAY DIFFRACTION 2.070Å
e5rgqA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,U1V ; X-RAY DIFFRACTION 2.150Å
e5rgrA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,K1G ; X-RAY DIFFRACTION 1.300Å
e5rgsA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,S7V ; X-RAY DIFFRACTION 1.720Å
e6m2nC1[C:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: 3WL ; X-RAY DIFFRACTION 2.198Å
e6m2qA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; X-RAY DIFFRACTION 1.700Å
e6m2nB1[B:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: 3WL ; X-RAY DIFFRACTION 2.198Å
e6m2nD2[D:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: 3WL ; X-RAY DIFFRACTION 2.198Å
e6ynqA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: CL,DMS,P6N ; X-RAY DIFFRACTION 1.30Å
e6l70A1[A:1-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PEDV main protease ; ligands: K36 ; X-RAY DIFFRACTION 1.51Å
e7bqyA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; X-RAY DIFFRACTION 1.700Å
e6wnpA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
3C-like proteinase ; ligands: U5G ; X-RAY DIFFRACTION 1.44Å
e6m0kA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS ; X-RAY DIFFRACTION 1.500Å
e7buyA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS,JRY ; X-RAY DIFFRACTION 1.600Å
e6lzeA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: DMS ; X-RAY DIFFRACTION 1.50Å
e6l70B1[B:1-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PEDV main protease ; ligands: K36 ; X-RAY DIFFRACTION 1.51Å
e7brrA2[A:2-186] Image Pymol Jmol Links: PDB, SCOP, CATH
; ligands: K36
e7broA1[A:2-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; X-RAY DIFFRACTION 2.0Å
e6xbgA1[A:2-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: GOL ; X-RAY DIFFRACTION 1.450Å
e6xmkA2[A:4-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3C-like proteinase ; ligands: QYS ; X-RAY DIFFRACTION 1.700Å
e5rgtA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
3C-like proteinase ; ligands: DMS,UHS ; X-RAY DIFFRACTION 2.220Å
e5rguA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
3C-like proteinase ; ligands: DMS,UGD ; X-RAY DIFFRACTION 2.110Å
e5rgvA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
3C-like proteinase ; ligands: DMS,UGG ; X-RAY DIFFRACTION 1.820Å
e5rgwA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
3C-like proteinase ; ligands: DMS,UGM ; X-RAY DIFFRACTION 1.430Å
e5rgxA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
3C-like proteinase ; ligands: DMS,UGP ; X-RAY DIFFRACTION 1.690Å
e5rgyA1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
3C-like proteinase ; ligands: DMS,UGS ; X-RAY DIFFRACTION 1.980Å
e5rgzA2[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
3C-like proteinase ; ligands: DMS,UH1 ; X-RAY DIFFRACTION 1.520Å
e5rh0A1[A:1-186] Image Pymol Jmol Links: PDB, SCOP, CATH
3C-like proteinase ; ligands: DMS,UH4 ; X-RAY DIFFRACTION 1.920Å
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Pseudo group of domains that do not map to PFam family profiles. Domains inside should not be considered as in one family.
beta meanderssingle beta-sheet with mainly meander topology
beta sandwichestwo beta-sheets stacked together to form a sandwich
beta duplicates or obligate multimersbeta duplicates or monomers associate together to form a compact domain
beta complex topologybeta domains with complex and unique topology that cannot be described as barrel or sandwich or meander
a+b two layersone alpha-helix layer and one beta-sheet layer
a+b three layersone mainly antiparallel beta-sheet layer sandwiched between two alpha-helix layers
a+b four layerstwo beta-sheet layers sandwiched between two alpha-helix layers
a+b complex topologyalpha and beta domain with complex and unique topology that cannot be described in layers
a+b duplicates or obligate multimersalpha and beta duplicates or monomers associated together to form a compact domain
a/b barrelsrepeating beta-alpha units form a barrel
a/b three-layered sandwichesrepeating beta-alpha units form a sandwich with a mainly parallel beta-sheet layer stacked between two alpha-helix layers
mixed a+b and a/balpha and beta domain consists of both a+b and a/b regions
few secondary structure elementsstabilized by cofactors or disulfides
extended segmentsextended, non-globular segments, frequently bind to other proteins to form complexes