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
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
![](/ecod/img/m.gif)
![](/ecod/img/m.gif)
![](/ecod/img/p.gif)
![](/ecod/img/p.gif)
Representatives:
e1dzfA2[A:5-143]
nonrep
Image
Pymol
Jmol Links:
PDB,
SCOP,
CATH, PubMed,
DOI
DNA-DIRECTED RNA POLYMERASES I, II, AND III SUBUNIT RPABC 1 ; X-RAY DIFFRACTION 1.9Å
e6bm4E2[E:3-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; X-RAY DIFFRACTION 2.95Å
e6bqfE2[E:3-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; X-RAY DIFFRACTION 3.35Å
e6exvE2[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-DIRECTED RNA POLYMERASES I, II, AND III SUBUNIT RPABC1 ; ELECTRON MICROSCOPY
e6a5lE1[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
RNA polymerase subunit ABC27, common to RNA polymerases I, II, and III ; ELECTRON MICROSCOPY
e5w4uE2[E:3-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; X-RAY DIFFRACTION 3.6Å
e6cnbE2[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6h68E1[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6gmhE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e6gmlE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e6a5oE1[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
RNA polymerase subunit ABC27, common to RNA polymerases I, II, and III ; ELECTRON MICROSCOPY
e6a5pE1[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
RNA polymerase subunit ABC27, common to RNA polymerases I, II, and III ; ELECTRON MICROSCOPY
e6a5rE1[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
RNA polymerase subunit ABC27, common to RNA polymerases I, II, and III ; ELECTRON MICROSCOPY
e6a5tE2[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
RNA polymerase subunit ABC27, common to RNA polymerases I, II, and III ; ELECTRON MICROSCOPY
e6a5uE1[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
RNA polymerase subunit ABC27, common to RNA polymerases I, II, and III ; ELECTRON MICROSCOPY
e6a5vE1[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH
e6h67E1[E:4-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6cncE1[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6cndE1[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6cnfE2[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e5w51E1[E:3-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; X-RAY DIFFRACTION 3.4Å
e6gykE2[E:3-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6gylE1[E:3-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6gymE2[E:3-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6i84E2[E:2-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6ir9E1[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
RNA polymerase subunit ABC27, common to RNA polymerases I, II, and III ; ELECTRON MICROSCOPY
e6j4wE1[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
RNA polymerase subunit ABC27, common to RNA polymerases I, II, and III ; ELECTRON MICROSCOPY
e6j4xE2[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
RNA polymerase subunit ABC27, common to RNA polymerases I, II, and III ; ELECTRON MICROSCOPY
e6j4yE2[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
RNA polymerase subunit ABC27, common to RNA polymerases I, II, and III ; ELECTRON MICROSCOPY
e6j4zE1[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
RNA polymerase subunit ABC27, common to RNA polymerases I, II, and III ; ELECTRON MICROSCOPY
e6j50E1[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
RNA polymerase subunit ABC27, common to RNA polymerases I, II, and III ; ELECTRON MICROSCOPY
e6j51E2[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
RNA polymerase subunit ABC27, common to RNA polymerases I, II, and III ; ELECTRON MICROSCOPY
e6inqE2[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
RNA polymerase subunit ABC27, common to RNA polymerases I, II, and III ; ELECTRON MICROSCOPY
e6hkoE2[E:2-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6hlqE2[E:2-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6hlrE1[E:2-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6hlsE1[E:2-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6o9lE1[E:1-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB5 ; ELECTRON MICROSCOPY
e6drdE2[E:6-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6o6cD1[D:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6rqhE2[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6rqlE2[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6rqtE1[E:2-143] Image Pymol Jmol Links: PDB, SCOP, CATH
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6rrdE1[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6ruiE2[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6ruoE1[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6rweE2[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6tutE2[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6tpsE1[E:4-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6upzE1[E:4-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; X-RAY DIFFRACTION 3.020Å
e6uq2E2[E:4-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; X-RAY DIFFRACTION 3.090Å
e6upxE2[E:3-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; X-RAY DIFFRACTION 3.300Å
e6upyE2[E:3-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; X-RAY DIFFRACTION 3.290Å
e6uq0E2[E:3-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; X-RAY DIFFRACTION 3.560Å
e6uq1E2[E:3-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; X-RAY DIFFRACTION 3.540Å
e6uq3E2[E:3-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; X-RAY DIFFRACTION 3.470Å
e6tedE2[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7a6hE2[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7ae1E2[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7ae3E1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7aeaE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7astF1[F:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7d58E2[E:1-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7d59E2[E:1-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7aocE2[E:4-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7aodE2[E:4-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7aodQ2[Q:4-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7aoeE2[E:4-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7b0yE2[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7dn3E2[E:6-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7lbmE2[E:1-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB5 ; ELECTRON MICROSCOPY
e7du2E2[E:6-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e6xreE2[E:4-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit RPB5 ; ELECTRON MICROSCOPY
e7edxs2[s:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7eg7s2[s:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7eg8s1[s:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7eg9s2[s:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7egas2[s:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7egbs2[s:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7nvrE2[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7nvsE2[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7nvtE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7nvuE2[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7nvyE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7nvzE2[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7nw0E1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7o4iE2[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7keeE1[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; X-RAY DIFFRACTION 3.410Å
e7egcs1[s:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7b7uE2[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7enaPE1[PE:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7kefE2[E:2-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; X-RAY DIFFRACTION 3.890Å
e7nkyE1[E:2-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7o4jE1[E:2-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7o72E1[E:2-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7o73E1[E:2-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7o75E1[E:2-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7kedE1[E:4-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; X-RAY DIFFRACTION 3.550Å
e7encPE2[PE:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7f4gE1[E:3-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7okxE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7nkxE1[E:2-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7okyE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7ol0E1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7eu0E1[E:3-133] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases II and IV subunit 5A ; ELECTRON MICROSCOPY
e7eu1E1[E:2-133] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases II and IV subunit 5A ; ELECTRON MICROSCOPY
e7fjiE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7fjjE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7ob9E1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7obaE1[E:1-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7obbE1[E:1-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7oo3E1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7oobE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7oopE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7opcE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7opdE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7oznE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7oznQ1[Q:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7ozoE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7ozoQ1[Q:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7ozpE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7ozpQ1[Q:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7pksE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7rimE1[E:4-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; X-RAY DIFFRACTION 2.9Å
e7ml4E2[E:2-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7ml0E1[E:3-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7ml1E1[E:3-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7ml2E2[E:3-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7ripE1[E:4-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; X-RAY DIFFRACTION 3.270Å
e7riqE2[E:4-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; X-RAY DIFFRACTION 2.960Å
e7riwE2[E:4-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; X-RAY DIFFRACTION 3.17Å
e7rixE1[E:4-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; X-RAY DIFFRACTION 3.3Å
e7riyE2[E:4-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; X-RAY DIFFRACTION 3.630Å
e7meie2[e:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7vbaE1[E:4-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7vbbE1[E:4-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7z1lE2[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7z1mE2[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7z1nE2[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7z1oE1[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7meiE2[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7mk9E1[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7mkae1[e:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7vbcE1[E:4-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e8a43E2[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7xn7E1[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7xseE1[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7xsxE2[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7xszE2[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7xtdE1[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7xt7E1[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7xtiE2[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e8ceoE1[E:2-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7ui9E1[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7uifE1[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7uioAE2[AE:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7uioBE1[BE:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7zs9E1[E:2-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7zsaE2[E:2-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7zsbE2[E:2-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e8h0vE1[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e8h0wE1[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e8gxqPE2[PE:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e8gxsPE2[PE:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7uncE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7undE2[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7zwdE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7zx7E2[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e7zx8E1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e8cenE1[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e8iueE2[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e8iuhE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e8bvwE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e8byqE2[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e8bz1E1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e8hilE1[E:23-158] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e8himE2[E:22-158] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7ycx41[4:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerase II subunit E ; ELECTRON MICROSCOPY
e8bwsE1[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7z0hE2[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7z2zE2[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7z30E1[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e7z31E1[E:1-143] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DNA-directed RNA polymerases I, II, and III subunit RPABC1 ; ELECTRON MICROSCOPY
e8a40E1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
; ELECTRON MICROSCOPY
e8ityE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
; ELECTRON MICROSCOPY
e7wbvE2[E:2-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
; ELECTRON MICROSCOPY
e8hyjE2[E:14-150] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
; ELECTRON MICROSCOPY
e8p4eE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
; ELECTRON MICROSCOPY
e8p4aE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
; ELECTRON MICROSCOPY
e8b3dE1[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH
; ELECTRON MICROSCOPY
e8oeuE2[E:2-138] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
; ELECTRON MICROSCOPY
Previousmixed 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