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
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
![](/ecod/img/m.gif)
![](/ecod/img/p.gif)
![](/ecod/img/p.gif)
![](/ecod/img/m.gif)
Representatives:
e1twfA10[A:663-871]
nonrep
Image
Pymol
Jmol Links:
PDB,
SCOP,
CATH, PubMed,
DOI
DNA-DIRECTED RNA POLYMERASE II LARGEST SUBUNIT ; X-RAY DIFFRACTION 2.3Å
e7mkpD1[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7o4iA6[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ELECTRON MICROSCOPY
e7egco2[o:686-894] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ELECTRON MICROSCOPY
e7b7uA1[A:686-894] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e7nkyA1[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ELECTRON MICROSCOPY
e7keeA8[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ligands: WCG ; X-RAY DIFFRACTION 3.410Å
e7kefA4[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; X-RAY DIFFRACTION 3.890Å
e7mkoD2[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ligands: 2TM ; ELECTRON MICROSCOPY
e7mkqD4[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7o4jA7[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ELECTRON MICROSCOPY
e7o72A1[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ELECTRON MICROSCOPY
e7o73A8[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ELECTRON MICROSCOPY
e7o75A5[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ELECTRON MICROSCOPY
e7rimA9[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; X-RAY DIFFRACTION 2.9Å
e7dy6D8[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7befD5[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7l7bD1[D:630-786] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7oobA4[A:686-894] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ELECTRON MICROSCOPY
e7ml0A8[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e7mlbD3[D:949-1109] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; X-RAY DIFFRACTION 3.60Å
e7ml1A5[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e7ml2A3[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e7ml4A6[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e7ripA1[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ligands: PPV ; X-RAY DIFFRACTION 3.270Å
e7riqA2[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; X-RAY DIFFRACTION 2.960Å
e7riwA1[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; X-RAY DIFFRACTION 3.17Å
e7rixA2[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; X-RAY DIFFRACTION 3.3Å
e7riyA4[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; X-RAY DIFFRACTION 3.630Å
e7oo3A3[A:686-894] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ELECTRON MICROSCOPY
e7oopA2[A:686-894] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ELECTRON MICROSCOPY
e7opcA8[A:686-894] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ELECTRON MICROSCOPY
e7opdA4[A:686-894] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ELECTRON MICROSCOPY
e7m8eD7[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7mkdJ8[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7mkeJ8[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7mkiJ4[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7mkjJ4[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7begD8[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7eh0D12[D:949-1109] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ligands: 2TM ; X-RAY DIFFRACTION 2.800Å
e7eh1D2[D:949-1109] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ligands: 2TM ; X-RAY DIFFRACTION 2.898Å
e7eh2D7[D:949-1109] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; X-RAY DIFFRACTION 3.340Å
e7eh2N8[N:949-1109] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; X-RAY DIFFRACTION 3.340Å
e7meia1[a:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e7py3D6[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7f0rD4[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7szjD1[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7szkD9[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7vf9D1[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7xl3D3[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7xl4D3[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7xyaD1[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7xybD2[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7meiA9[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ligands: MG ; ELECTRON MICROSCOPY
e7mk9A6[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ligands: MG ; ELECTRON MICROSCOPY
e7mkaa5[a:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e7py0D7[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7py1D8[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7py5D7[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7py6D5[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7py7D9[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7py8D1[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7pyjD1[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7pykD8[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7q0jD9[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7q0kD8[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7vwyD4[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7vwzD5[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8e3fB6[B:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8e5kB6[B:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8e5oB9[B:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8e6xB6[B:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8e6zB2[B:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7xueJ1[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7xugJ2[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7xuiJ6[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7mliD8[D:949-1109] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; X-RAY DIFFRACTION 3.6Å
e7mljD9[D:949-1109] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; X-RAY DIFFRACTION 3.75Å
e7z1lA5[A:711-919] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC1 ; ELECTRON MICROSCOPY
e7z1mA7[A:711-919] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC1 ; ELECTRON MICROSCOPY
e7z1nA4[A:711-919] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC1 ; ELECTRON MICROSCOPY
e7z1oA7[A:711-919] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC1 ; ELECTRON MICROSCOPY
e7xn7A5[A:664-872] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e7xseA6[A:664-872] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e7xsxA3[A:664-872] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e7xszA5[A:664-872] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e7xtdA8[A:664-872] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e7n4eD2[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7rdqD6[D:949-1109] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7ubmD7[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7xt7A4[A:664-872] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e7xtiA7[A:664-872] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e7ubnD6[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7ui9A4[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ELECTRON MICROSCOPY
e7uifA4[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ELECTRON MICROSCOPY
e7uioAA1[AA:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ELECTRON MICROSCOPY
e7uioBA9[BA:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ELECTRON MICROSCOPY
e7zs9A8[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ELECTRON MICROSCOPY
e7zsaA5[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ELECTRON MICROSCOPY
e7zsbA9[A:663-871] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1 ; ELECTRON MICROSCOPY
e7ypaD7[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7yp9D5[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7ye1D7[D:639-806] Image Pymol Jmol Links: PDB, SCOP, CATH
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7ye2D8[D:639-806] Image Pymol Jmol Links: PDB, SCOP, CATH
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8abyD6[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8abzD8[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8ac0D3[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8ac1D5[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8ac2D8[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8acpD7[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8ad1D7[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8eg7J1[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8eg8J2[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8egbJ1[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8eh8J5[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8eh9J6[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8ehaJ9[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8ehfJ6[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8ehiJ6[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7qv9D8[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7qwpD8[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7qxiD3[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7w5wD1[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7w5xD8[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7w5yD2[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7ypbD3[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e7zwdA8[A:686-894] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e7zx7A3[A:686-894] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e7zx8A4[A:686-894] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e8h0vA2[A:664-872] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e8h0wA9[A:664-872] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e8hsgJ2[J:949-1109] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8hshJ7[J:949-1109] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8hslJ3[J:949-1109] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8hsrJ3[J:949-1109] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8igrJ8[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8igsJ7[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8bvwA5[A:686-894] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e8byqA9[A:686-894] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e8bz1A5[A:686-894] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit ; ELECTRON MICROSCOPY
e7ycx17[1:686-894] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB1,DNA-directed RNA polymerase II subunit RPB1, CTD1, CTD2, CTD3, CTD4 ; ELECTRON MICROSCOPY
e8f1iJ7[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8f1jJ1[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8f1kJ1[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8fixD3[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8fiyD5[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8fvrG5[G:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8fvwG9[G:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8bwsA6[A:711-919] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC1 ; ELECTRON MICROSCOPY
e7z0hA2[A:711-919] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC1 ; ELECTRON MICROSCOPY
e7z2zA4[A:711-919] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC1 ; ELECTRON MICROSCOPY
e7z30A4[A:711-919] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC1 ; ELECTRON MICROSCOPY
e7z31A8[A:711-919] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC1 ; ELECTRON MICROSCOPY
e8p4fA3[A:686-894] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
; ELECTRON MICROSCOPY
e8a40A3[A:686-894] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
; ELECTRON MICROSCOPY
e8b3dA5[A:686-894] Image Pymol Jmol Links: PDB, SCOP, CATH
; ELECTRON MICROSCOPY
e8oeuA6[A:686-894] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
; ELECTRON MICROSCOPY
e8i23D1[D:657-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
; ELECTRON MICROSCOPY
e8f3cJ7[J:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
; ELECTRON MICROSCOPY
e8jo2D3[D:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
; ELECTRON MICROSCOPY
e8pblG9[G:639-810] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta' ; ELECTRON MICROSCOPY
e8p4aA3[A:686-894] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
; ELECTRON MICROSCOPY
e7wbvA8[A:664-872] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
; ELECTRON MICROSCOPY
Previouse2a69D7[D:949-1109]
nonrep
Image
Pymol
Jmol Links:
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CATH, PubMed,
DOI
DNA-DIRECTED RNA POLYMERASE BETA' CHAIN ; ligands: MG ; X-RAY DIFFRACTION 2.5Å
e2o5iD7[D:949-1109]
nonrep
Image
Pymol
Jmol Links:
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DNA-DIRECTED RNA POLYMERASE BETA' CHAIN ; X-RAY DIFFRACTION 2.5Å
e3dxjN4[N:949-1109]
nonrep
Image
Pymol
Jmol Links:
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CATH, PubMed,
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BACTRIAL RNA POLYMERASE BETA-PRIME SUBUNIT ; ligands: MPD,NE6 ; X-RAY DIFFRACTION 3.0Å
e4c3hA5[A:827-1053]
nonrep
Image
Pymol
Jmol Links:
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DNA-DIRECTED RNA POLYMERASE I SUBUNIT RPA190 ; X-RAY DIFFRACTION 3.27Å
e4bxxA5[A:663-871]
nonrep
Image
Pymol
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CATH, PubMed,
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DNA-DIRECTED RNA POLYMERASE II SUBUNIT RPB1 ; X-RAY DIFFRACTION 3.28Å
e2pmzA5[A:645-879]
nonrep
Image
Pymol
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DNA-directed RNA polymerase subunit A ; X-RAY DIFFRACTION 3.400Å
e4ljzD5[D:639-810]
nonrep
Image
Pymol
Jmol Links:
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DNA-directed RNA polymerase subunit beta' ; X-RAY DIFFRACTION 3.5871Å
e3wodD9[D:949-1109]
nonrep
Image
Pymol
Jmol Links:
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CATH, PubMed,
DOI
DNA-directed RNA polymerase subunit beta' ; X-RAY DIFFRACTION 3.6Å
![](/ecod/img/p.gif)
Pseudo group of domains that do not map to PFam family profiles. Domains inside should not be considered as in one family.
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