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
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




Representatives:
e2bu1A1[A:1-129]
nonrep
Image
Pymol
Jmol Links:
PDB,
SCOP,
CATH, PubMed,
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 2.20Å
e1gavO1[O:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1u1yA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COAT PROTEIN ; X-RAY DIFFRACTION 2.85Å
e1gavB1[B:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e2ms2B1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE MS2 COAT PROTEIN ; X-RAY DIFFRACTION
e1gavC1[C:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e2iznB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 2.56Å
e2iznA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 2.56Å
e1mscA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE MS2 COAT PROTEIN ; X-RAY DIFFRACTION 2.03Å
e1gav51[5:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1mvbA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE MS2 CAPSID ; X-RAY DIFFRACTION 3.0Å
e1gav01[0:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1mstA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE MS2 CAPSID ; X-RAY DIFFRACTION
e2c51A1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
COAT PROTEIN ; X-RAY DIFFRACTION 2.80Å
e1gav31[3:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e2c4yB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
COAT PROTEIN ; X-RAY DIFFRACTION 2.68Å
e2vtuL1[L:130-257] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 3.5Å
e1aq4B1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN(BACTERIOPHAGE MS2 COAT PROTEIN) ; X-RAY DIFFRACTION 3.000Å
e1aq3A1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN (BACTERIOPHAGE MS2 COAT PROTEIN) ; X-RAY DIFFRACTION 2.800Å
e2iz9C1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 2.850Å
e1gavG1[G:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1fr5B1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE FR CAPSID ; X-RAY DIFFRACTION 3.50Å
e1bmsB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE MS2 CAPSID ; X-RAY DIFFRACTION
e2c4zA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
COAT PROTEIN ; X-RAY DIFFRACTION 2.60Å
e7msfC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 PROTEIN CAPSID ; X-RAY DIFFRACTION 2.8Å
e5msfB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 PROTEIN CAPSID ; X-RAY DIFFRACTION 2.8Å
e1gavK1[K:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1gavF1[F:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e2iz8C1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 3.3Å
e1gavS1[S:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1mvaA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE MS2 CAPSID ; X-RAY DIFFRACTION 3.0Å
e2c4qA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
COAT PROTEIN ; X-RAY DIFFRACTION 2.38Å
e1gavU1[U:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1gavJ1[J:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1mstB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE MS2 CAPSID ; X-RAY DIFFRACTION
e1gav71[7:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1bmsC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE MS2 CAPSID ; X-RAY DIFFRACTION
e1zdkC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN (MS2 PROTEIN CAPSID) ; X-RAY DIFFRACTION 2.60Å
e1zdiB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN (RNA BACTERIOPHAGE MS2 COAT PROTEIN) ; X-RAY DIFFRACTION
e2c4yC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
COAT PROTEIN ; X-RAY DIFFRACTION 2.68Å
e1gavT1[T:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1fr5C1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE FR CAPSID ; X-RAY DIFFRACTION 3.50Å
e1aq4A1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN(BACTERIOPHAGE MS2 COAT PROTEIN) ; X-RAY DIFFRACTION 3.000Å
e1zdkA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN (MS2 PROTEIN CAPSID) ; X-RAY DIFFRACTION 2.60Å
e1zdiA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN (RNA BACTERIOPHAGE MS2 COAT PROTEIN) ; X-RAY DIFFRACTION
e2c4zC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
COAT PROTEIN ; X-RAY DIFFRACTION 2.60Å
e1aq3C1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN (BACTERIOPHAGE MS2 COAT PROTEIN) ; X-RAY DIFFRACTION 2.800Å
e1gav21[2:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1zdiC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN (RNA BACTERIOPHAGE MS2 COAT PROTEIN) ; X-RAY DIFFRACTION
e1aq4C1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN(BACTERIOPHAGE MS2 COAT PROTEIN) ; X-RAY DIFFRACTION 3.000Å
e2c50A1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
COAT PROTEIN ; X-RAY DIFFRACTION 2.64Å
e1gavN1[N:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e2iz9A1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 2.850Å
e1gav61[6:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e2c51C1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
COAT PROTEIN ; X-RAY DIFFRACTION 2.80Å
e1gavW1[W:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e6msfA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN (MS2 PROTEIN CAPSID) ; X-RAY DIFFRACTION 2.8Å
e1u1yC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COAT PROTEIN ; X-RAY DIFFRACTION 2.85Å
e2c4zB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
COAT PROTEIN ; X-RAY DIFFRACTION 2.60Å
e1fr5A1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE FR CAPSID ; X-RAY DIFFRACTION 3.50Å
e2ms2A1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE MS2 COAT PROTEIN ; X-RAY DIFFRACTION
e2c51B1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
COAT PROTEIN ; X-RAY DIFFRACTION 2.80Å
e1frsB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE FR CAPSID ; X-RAY DIFFRACTION
e2izmA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Capsid protein ; X-RAY DIFFRACTION 2.70Å
e2bu1B1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 2.20Å
e1gavR1[R:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e2c4yA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
COAT PROTEIN ; X-RAY DIFFRACTION 2.68Å
e1gav81[8:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1mstC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE MS2 CAPSID ; X-RAY DIFFRACTION
e1gavQ1[Q:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e5msfA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 PROTEIN CAPSID ; X-RAY DIFFRACTION 2.8Å
e1gav11[1:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1gavD1[D:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e2bu1C1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 2.20Å
e2iz9B1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 2.850Å
e2c4qB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
COAT PROTEIN ; X-RAY DIFFRACTION 2.38Å
e7msfB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 PROTEIN CAPSID ; X-RAY DIFFRACTION 2.8Å
e1gavY1[Y:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e6msfC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN (MS2 PROTEIN CAPSID) ; X-RAY DIFFRACTION 2.8Å
e1gav41[4:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e2izmC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Capsid protein ; X-RAY DIFFRACTION 2.70Å
e2iz8B1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 3.3Å
e1zdhA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN (BACTERIOPHAGE MS2 COAT PROTEIN) ; X-RAY DIFFRACTION
e1gavM1[M:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1zdjB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN (MS2 PROTEIN CAPSID) ; X-RAY DIFFRACTION 2.900Å
e1gavZ1[Z:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1gavP1[P:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1gavX1[X:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1frsA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE FR CAPSID ; X-RAY DIFFRACTION
e1mvaB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE MS2 CAPSID ; X-RAY DIFFRACTION 3.0Å
e7msfA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 PROTEIN CAPSID ; X-RAY DIFFRACTION 2.8Å
e1gavV1[V:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e2ms2C1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE MS2 COAT PROTEIN ; X-RAY DIFFRACTION
e1gavL1[L:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e2c50C1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
COAT PROTEIN ; X-RAY DIFFRACTION 2.64Å
e1gavH1[H:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1u1yB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COAT PROTEIN ; X-RAY DIFFRACTION 2.85Å
e1gavI1[I:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1gavA1[A:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1zdhC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN (BACTERIOPHAGE MS2 COAT PROTEIN) ; X-RAY DIFFRACTION
e2c50B1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
COAT PROTEIN ; X-RAY DIFFRACTION 2.64Å
e5msfC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 PROTEIN CAPSID ; X-RAY DIFFRACTION 2.8Å
e2c4qC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
COAT PROTEIN ; X-RAY DIFFRACTION 2.38Å
e1zdkB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN (MS2 PROTEIN CAPSID) ; X-RAY DIFFRACTION 2.60Å
e1frsC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE FR CAPSID ; X-RAY DIFFRACTION
e2iz8A1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 3.3Å
e1mvaC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE MS2 CAPSID ; X-RAY DIFFRACTION 3.0Å
e1unaB1[B:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
GA UNASSEMBLED COAT PROTEIN DIMER ; X-RAY DIFFRACTION 2.8Å
e1aq3B1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN (BACTERIOPHAGE MS2 COAT PROTEIN) ; X-RAY DIFFRACTION 2.800Å
e1bmsA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE MS2 CAPSID ; X-RAY DIFFRACTION
e1zdjC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN (MS2 PROTEIN CAPSID) ; X-RAY DIFFRACTION 2.900Å
e1unaA1[A:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
GA UNASSEMBLED COAT PROTEIN DIMER ; X-RAY DIFFRACTION 2.8Å
e1gav91[9:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1zdjA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN (MS2 PROTEIN CAPSID) ; X-RAY DIFFRACTION 2.900Å
e1zdhB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN (BACTERIOPHAGE MS2 COAT PROTEIN) ; X-RAY DIFFRACTION
e2vtuJ1[J:130-257] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 3.5Å
e6msfB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN (MS2 PROTEIN CAPSID) ; X-RAY DIFFRACTION 2.8Å
e1gavE1[E:2-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e2izmB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Capsid protein ; X-RAY DIFFRACTION 2.70Å
e2iznC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 2.56Å
e1qbeC1[C:1-132] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE Q BETA CAPSID ; X-RAY DIFFRACTION
e1qbeB1[B:1-132] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE Q BETA CAPSID ; X-RAY DIFFRACTION
e2wbhA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COAT PROTEIN ; X-RAY DIFFRACTION 4.70Å
e2vf9A1[A:1-131] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COAT PROTEIN ; X-RAY DIFFRACTION 3.5Å
e2vtuJ2[J:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 3.5Å
e4angA1[A:1-131] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COAT PROTEIN ; ligands: CA ; X-RAY DIFFRACTION 3.5Å
e1gava1[a:2-130] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1gavb1[b:2-130] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1gavc1[c:2-130] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1gavd1[d:2-130] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1gave1[e:2-130] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1gavf1[f:2-130] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1gavg1[g:2-130] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1gavh1[h:2-130] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e1gavi1[i:2-130] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BACTERIOPHAGE GA PROTEIN CAPSID ; X-RAY DIFFRACTION 3.4Å
e2bnyA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 3.00Å
e2bnyB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 3.00Å
e2bnyC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 3.00Å
e2bq5A1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COAT PROTEIN ; X-RAY DIFFRACTION 2.90Å
e2bq5B1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COAT PROTEIN ; X-RAY DIFFRACTION 2.90Å
e2bq5C1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COAT PROTEIN ; X-RAY DIFFRACTION 2.90Å
e2bs0A1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COAT PROTEIN ; X-RAY DIFFRACTION 2.45Å
e2bs0B1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COAT PROTEIN ; X-RAY DIFFRACTION 2.45Å
e2bs0C1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COAT PROTEIN ; X-RAY DIFFRACTION 2.45Å
e2bs1A1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 2.8Å
e2bs1B1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 2.8Å
e2bs1C1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 2.8Å
e2b2dA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Coat protein ; X-RAY DIFFRACTION 2.9Å
e2b2dB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Coat protein ; X-RAY DIFFRACTION 2.9Å
e2b2dC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Coat protein ; X-RAY DIFFRACTION 2.9Å
e2b2eA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Coat protein ; X-RAY DIFFRACTION 3.15Å
e2b2eB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Coat protein ; X-RAY DIFFRACTION 3.15Å
e2b2eC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Coat protein ; X-RAY DIFFRACTION 3.15Å
e2b2gA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Coat protein ; X-RAY DIFFRACTION 3.0Å
e2b2gB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Coat protein ; X-RAY DIFFRACTION 3.0Å
e2b2gC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Coat protein ; X-RAY DIFFRACTION 3.0Å
e1zseA1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Coat protein ; X-RAY DIFFRACTION 3.0Å
e1zseB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Coat protein ; X-RAY DIFFRACTION 3.0Å
e1zseC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Coat protein ; X-RAY DIFFRACTION 3.0Å
e2vtuL2[L:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MS2 COAT PROTEIN ; X-RAY DIFFRACTION 3.5Å
e2vf9B1[B:1-131] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COAT PROTEIN ; ligands: CA ; X-RAY DIFFRACTION 3.5Å
e2vf9C1[C:1-131] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COAT PROTEIN ; ligands: CA ; X-RAY DIFFRACTION 3.5Å
e2wbhB1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COAT PROTEIN ; X-RAY DIFFRACTION 4.70Å
e2wbhC1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COAT PROTEIN ; X-RAY DIFFRACTION 4.70Å
e4angC1[C:1-131] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COAT PROTEIN ; ligands: CA ; X-RAY DIFFRACTION 3.5Å
e4angB1[B:1-131] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COAT PROTEIN ; ligands: CA ; X-RAY DIFFRACTION 3.5Å
e4bp401[0:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp411[1:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp421[2:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp431[3:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp441[4:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp451[5:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp461[6:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp471[7:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp481[8:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp491[9:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4A1[A:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4B1[B:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4C1[C:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4D1[D:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4E1[E:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4F1[F:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4G1[G:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4H1[H:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4I1[I:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4J1[J:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4K1[K:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4L1[L:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4M1[M:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4N1[N:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4O1[O:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4P1[P:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4Q1[Q:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4R1[R:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4S1[S:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4T1[T:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4U1[U:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4V1[V:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4W1[W:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4X1[X:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4bp4Y1[Y:1-129] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
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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.
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