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:
e1smyC7[C:1000-1119]
nonrep
Image
Pymol
Jmol Links:
PDB,
SCOP,
CATH, PubMed,
DOI
DNA-DIRECTED RNA POLYMERASE BETA CHAIN ; ligands: MG ; X-RAY DIFFRACTION 2.7Å
e6xlnC10[C:1238-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7du2B3[B:1015-1132] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC2 ; ligands: ZN ; ELECTRON MICROSCOPY
e6xreB1[B:1054-1165] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; ELECTRON MICROSCOPY
e7edxp2[p:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7eg7p1[p:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7eg8p5[p:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7eg9p2[p:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7egap1[p:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7egbp3[p:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7nvrB1[B:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7nvsB3[B:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7nvtB5[B:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7nvuB6[B:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7nvyB7[B:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7nvzB5[B:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7nw0B3[B:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7kimC5[C:1036-1140] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7kinC6[C:1036-1140] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e6zfbX7[X:1043-1098,X:1124-1145] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e6zfbx2[x:1043-1098,x:1124-1145] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7kedB5[B:1098-1221] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; X-RAY DIFFRACTION 3.550Å
e7mknC8[C:1238-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7mkpC1[C:1238-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7egcp4[p:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7enaPB3[PB:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7o4iB2[B:1098-1224] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; ELECTRON MICROSCOPY
e7mkqC5[C:1238-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7keeB5[B:1098-1224] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; X-RAY DIFFRACTION 3.410Å
e7kefB1[B:1098-1224] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; X-RAY DIFFRACTION 3.890Å
e7nkyB3[B:1098-1223] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; ELECTRON MICROSCOPY
e7mkoC7[C:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7encPB7[PB:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7o4jB4[B:1098-1224] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; ELECTRON MICROSCOPY
e7o72B1[B:1098-1224] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; ELECTRON MICROSCOPY
e7o73B2[B:1098-1224] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; ELECTRON MICROSCOPY
e7o75B7[B:1098-1224] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; ELECTRON MICROSCOPY
e7rimB6[B:1098-1221] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; X-RAY DIFFRACTION 2.9Å
e7begC4[C:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7mlbC7[C:999-1118] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; X-RAY DIFFRACTION 3.60Å
e7dy6C5[C:1238-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7p5xAC6[AC:1027-1141] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7ml2B5[B:1098-1223] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7ml0B7[B:1098-1223] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7ml1B3[B:1098-1223] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7ripB5[B:1098-1221] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; X-RAY DIFFRACTION 3.270Å
e7riqB4[B:1098-1221] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; X-RAY DIFFRACTION 2.960Å
e7riwB5[B:1098-1221] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; X-RAY DIFFRACTION 3.17Å
e7rixB7[B:1098-1221] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; X-RAY DIFFRACTION 3.3Å
e7riyB6[B:1098-1221] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; X-RAY DIFFRACTION 3.630Å
e7ml4B3[B:1098-1224] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7mkdI6[I:1240-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7mkeI5[I:1240-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: 1N7 ; ELECTRON MICROSCOPY
e7mkiI7[I:1240-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7mkjI2[I:1240-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7eh0C6[C:992-1118] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; X-RAY DIFFRACTION 2.800Å
e7eh1C4[C:992-1118] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; X-RAY DIFFRACTION 2.898Å
e7eh2C2[C:992-1118] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; X-RAY DIFFRACTION 3.340Å
e7eh2M7[M:992-1118] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; X-RAY DIFFRACTION 3.340Å
e7rdqC5[C:992-1118] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7m8eC2[C:1238-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7befC3[C:1238-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7py0C2[C:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7meib4[b:1098-1223] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7rwiC1[C:1036-1153] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; X-RAY DIFFRACTION 3.70Å
e7mliC5[C:999-1118] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; X-RAY DIFFRACTION 3.6Å
e7mljC4[C:999-1118] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; X-RAY DIFFRACTION 3.75Å
e7meiB7[B:1098-1223] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7mk9B4[B:1098-1223] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7mkab6[b:1098-1223] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7vwyC10[C:1238-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7vwzC9[C:1238-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7f0rC9[C:1255-1356] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7vf9C5[C:1255-1356] Image Pymol Jmol Links: PDB, SCOP, CATH
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7xl3C7[C:1255-1356] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7xl4C3[C:1255-1356] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7xugI4[I:1240-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7z1lB1[B:1030-1149] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC2 ; ligands: ZN ; ELECTRON MICROSCOPY
e7z1mB4[B:1030-1149] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC2 ; ligands: ZN ; ELECTRON MICROSCOPY
e7z1nB7[B:1030-1149] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC2 ; ligands: ZN ; ELECTRON MICROSCOPY
e7z1oB2[B:1030-1149] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC2 ; ligands: ZN ; ELECTRON MICROSCOPY
e7n4eC6[C:1238-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7szjC4[C:1238-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7szkC7[C:1238-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7pp4c5[c:1036-1140] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7py1C5[C:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7py3C3[C:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7py5C3[C:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7py6C7[C:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7py7C3[C:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7py8C6[C:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7pyjC4[C:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7pykC10[C:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7q0jC10[C:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7q0kC5[C:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7xueI4[I:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7xuiI3[I:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8e3fA6[A:1240-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8e5kA2[A:1240-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8e5oA2[A:1240-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8e6xA7[A:1240-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8e6zA3[A:1240-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7xyaC6[C:1253-1356] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7xybC4[C:1253-1356] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7xn7B7[B:1098-1222] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7xseB6[B:1098-1222] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7xsxB5[B:1098-1222] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7xszB2[B:1098-1222] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7xtdB4[B:1098-1222] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7vpdC6[C:1021-1131] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7vpzC3[C:1021-1131] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7x74C2[C:1021-1131] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7x75C6[C:1021-1131] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7x76C5[C:1021-1131] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7ubmC1[C:1238-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7ubnC1[C:1238-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7xt7B1[B:1098-1222] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7xtiB6[B:1098-1222] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7ye1C9[C:1252-1355] Image Pymol Jmol Links: PDB, SCOP, CATH
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7ye2C9[C:1252-1355] Image Pymol Jmol Links: PDB, SCOP, CATH
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8ac0C6[C:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8eg8I3[I:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8egbI10[I:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7ui9B1[B:1098-1224] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY
e7uifB1[B:1098-1224] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY
e7uioAB2[AB:1098-1224] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY
e7uioBB5[BB:1098-1224] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY
e7w5wC9[C:1238-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7w5xC10[C:1238-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7w5yC6[C:1238-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8dy7C2[C:1038-1150] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8dy9C1[C:1038-1150] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7qv9C6[C:1240-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7qwpC6[C:1240-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7qxiC7[C:1240-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8eh8I5[I:1240-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8eh9I4[I:1240-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8ehaI9[I:1240-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8ehfI4[I:1240-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8ehiI2[I:1240-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8abyC10[C:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8abzC5[C:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8ac1C1[C:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8ac2C4[C:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8acpC3[C:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8ad1C5[C:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8eg7I7[I:1240-1342] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7yp9C2[C:1240-1340] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7ypaC9[C:1240-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7ypbC2[C:1240-1341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8ceoB4[B:1098-1224] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; ELECTRON MICROSCOPY
e7zs9B1[B:1098-1224] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; ELECTRON MICROSCOPY
e7zsaB2[B:1098-1224] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; ELECTRON MICROSCOPY
e7zsbB1[B:1098-1224] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; ELECTRON MICROSCOPY
e8gxqPB4[PB:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e8gxsPB7[PB:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7uncB3[B:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7undB5[B:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7zwdB3[B:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7zx7B5[B:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7zx8B6[B:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e8h0vB7[B:1098-1222] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e8h0wB2[B:1098-1222] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7z8qc7[c:1036-1140] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8ej3C2[C:1036-1169] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8eosC2[C:1036-1169] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8eotC4[C:1036-1169] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7q4uC6[C:1036-1140] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7q4uI4[I:1036-1140] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7q4uO3[O:1036-1140] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7q4uV4[V:1036-1140] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7q4uBA4[BA:1036-1140] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7q4uHA3[HA:1036-1140] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7q4uNA5[NA:1036-1140] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7q4uTA7[TA:1036-1140] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7q59C6[C:1036-1140] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7q59c2[c:1036-1140] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7zf2C2[C:1036-1149] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8ehqC7[C:1036-1151] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8eoeC2[C:1036-1151] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8eofC7[C:1036-1151] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8exyC1[C:1036-1151] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e7u22C5[C:1036-1153] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; X-RAY DIFFRACTION 3.87Å
e8hsrI1[I:999-1119] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8igrI4[I:1238-1342] Image Pymol Jmol Links: PDB, SCOP, CATH
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8igsI5[I:1238-1342] Image Pymol Jmol Links: PDB, SCOP, CATH
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8bvwB7[B:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e8byqB2[B:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e8bz1B5[B:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e7ycx26[2:1054-1174] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ligands: ZN ; ELECTRON MICROSCOPY
e8cenB2[B:1098-1224] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB2 ; ligands: ZN ; ELECTRON MICROSCOPY
e8iueB5[B:1015-1132] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC2 ; ligands: ZN ; ELECTRON MICROSCOPY
e8iuhB1[B:1015-1132] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC2 ; ligands: ZN ; ELECTRON MICROSCOPY
e8bwsB1[B:1030-1149] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC2 ; ligands: ZN ; ELECTRON MICROSCOPY
e7z0hB2[B:1030-1149] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC2 ; ligands: ZN ; ELECTRON MICROSCOPY
e7z2zB4[B:1030-1149] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC2 ; ligands: ZN ; ELECTRON MICROSCOPY
e7z30B2[B:1030-1149] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC2 ; ligands: ZN ; ELECTRON MICROSCOPY
e7z31B2[B:1030-1149] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase III subunit RPC2 ; ligands: ZN ; ELECTRON MICROSCOPY
e8gzhC2[C:955-1071] Image Pymol Jmol Links: PDB, SCOP, CATH
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8hsgI5[I:1000-1119] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
e8hshI5[I:1000-1119] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY
Previous Nexte4c2mB7[B:1041-1203]
nonrep
Image
Pymol
Jmol Links:
PDB,
SCOP,
CATH, PubMed,
DOI
DNA-DIRECTED RNA POLYMERASE I SUBUNIT RPA135 ; ligands: ZN ; X-RAY DIFFRACTION 2.80Å
e4by7B7[B:1098-1224]
nonrep
Image
Pymol
Jmol Links:
PDB,
SCOP,
CATH, PubMed,
DOI
DNA-DIRECTED RNA POLYMERASE II SUBUNIT RPB2 ; ligands: ZN ; X-RAY DIFFRACTION 3.15Å
e2e2iB13[B:1098-1224]
nonrep
Image
Pymol
Jmol Links:
PDB,
SCOP,
CATH, PubMed,
DOI
DNA-DIRECTED RNA POLYMERASE II 140 KDA POLYPEPTIDE ; ligands: ZN ; X-RAY DIFFRACTION 3.41Å
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