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X - Possible homology level

H - Homology level

T - Topology level

F - Family level

* - Provisional representative


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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

X: barrel domain in beta subunit of DNA dependent RNA-polymerase
H: barrel domain in beta subunit of DNA dependent RNA-polymerase
T: barrel domain in beta subunit of DNA dependent RNA-polymerase
F: RNA_pol_Rpb2_6,RNA_pol_Rpb2_5

PF00562 PF04567

Representatives:

e1twfB2[B:631-813] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II 140 KDA POLYPEPTIDE ; ligands: UTP ; X-RAY DIFFRACTION 2.3Å

e8b3fB3[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH

; ELECTRON MICROSCOPY

e8oevB1[B:696-845] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e8oewB7[B:696-845] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e8of0B5[B:696-845] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e8p4bB5[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e8p4cB5[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e8p4dB4[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e8p4fB6[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e8he5B1[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e8jh2B4[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e8jh3B6[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e8jh4B3[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e7wbwB3[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e7wbxB4[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e1i3qB4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II 140KD POLYPEPTIDE ; X-RAY DIFFRACTION 3.1Å

e3i4mB4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II SUBUNIT RPB2 ; X-RAY DIFFRACTION 3.7Å

e3i4nB4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II SUBUNIT RPB2 ; X-RAY DIFFRACTION 3.9Å

e1i50B4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II 140KD POLYPEPTIDE ; X-RAY DIFFRACTION 2.8Å

e1k83B4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II 140KD POLYPEPTIDE ; X-RAY DIFFRACTION 2.8Å

e2nvyB4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II 140 KDA POLYPEPTIDE ; X-RAY DIFFRACTION 3.4Å

e1twaB4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II 140 KDA POLYPEPTIDE ; ligands: ATP ; X-RAY DIFFRACTION 3.2Å

e1twcB4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II 140 KDA POLYPEPTIDE ; ligands: GTP ; X-RAY DIFFRACTION 3.0Å

e1twgB4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II 140 KDA POLYPEPTIDE ; ligands: CTP ; X-RAY DIFFRACTION 3.3Å

e1twhB4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II 140 KDA POLYPEPTIDE ; ligands: ATP ; X-RAY DIFFRACTION 3.4Å

e2e2jB4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II 140 kDa polypeptide ; ligands: G2P ; X-RAY DIFFRACTION 3.5Å

e3fkiB4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II SUBUNIT RPB2 ; X-RAY DIFFRACTION 3.88Å

e3gtgB4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.78Å

e3gtjB4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.40Å

e3gtkB4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.80Å

e3hozB4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II SUBUNIT RPB2 ; X-RAY DIFFRACTION 3.65Å

e2nvxB6[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II 140 KDA POLYPEPTIDE ; ligands: DUT ; X-RAY DIFFRACTION 3.6Å

e2nvqB4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II 140 kDa polypeptide ; ligands: DUT ; X-RAY DIFFRACTION 2.90Å

e2nvtB1[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II 140 KDA POLYPEPTIDE ; ligands: G2P ; X-RAY DIFFRACTION 3.36Å

e3rzdB2[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.300Å

e3rzoB6[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.000Å

e3s14B6[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 2.850Å

e3s15B4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ligands: MG ; X-RAY DIFFRACTION 3.300Å

e3s16B3[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II SUBUNIT RPB2 ; X-RAY DIFFRACTION 3.24Å

e3s17B7[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.200Å

e3s1mB2[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.130Å

e3s1nB5[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.100Å

e3s1qB7[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ligands: ATP ; X-RAY DIFFRACTION 3.300Å

e3s1rB7[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ligands: GTP ; X-RAY DIFFRACTION 3.200Å

e3s2dB1[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.200Å

e3s2hB2[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.300Å

e2yu9B4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II 140 kDa polypeptide ; ligands: UTP ; X-RAY DIFFRACTION 3.400Å

e4y52B1[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.500Å

e4y7nB5[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2,DNA-directed RNA polymerase II subunit RPB2 ; ligands: G2P ; X-RAY DIFFRACTION 3.300Å

e5c3eB6[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.400Å

e5c44B6[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.852Å

e5c4aB6[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 4.2Å

e5c4jB5[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 4.0Å

e5c4xB6[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 4.0Å

e5fmfB4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II SUBUNIT RPB2 ; ELECTRON MICROSCOPY

e5fj8B5[B:606-745] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE III SUBUNIT RPC2 ; ELECTRON MICROSCOPY

e5fj9B7[B:606-745] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE III SUBUNIT RPC2 ; ELECTRON MICROSCOPY

e5fjaB5[B:606-745] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE III SUBUNIT RPC2 ; ELECTRON MICROSCOPY

e5flmB6[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II SUBUNIT RPB2 ; ELECTRON MICROSCOPY

e5fywB7[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II SUBUNIT RPB2 ; ELECTRON MICROSCOPY

e5fz5B6[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II SUBUNIT RPB2 ; ELECTRON MICROSCOPY

e5iy6B5[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e5iy7B6[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e5iy8B6[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e5iy9B2[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e5iyaB4[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e5iybB3[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e5iycB2[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e5iydB5[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e5svaB2[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e5u0sb7[b:617-802] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RNA polymerase II subunit Rpb2 ; ELECTRON MICROSCOPY

e5u5qB7[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.80Å

e5x4zB4[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; X-RAY DIFFRACTION 7.800Å

e5x4zN7[N:624-655,N:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; X-RAY DIFFRACTION 7.800Å

e5x50B2[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; X-RAY DIFFRACTION 4.290Å

e5x51B7[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; X-RAY DIFFRACTION 7.000Å

e5x51N5[N:624-655,N:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; X-RAY DIFFRACTION 7.000Å

e5xogB5[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ligands: APC ; X-RAY DIFFRACTION 3.000Å

e5xonB6[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e5oikB7[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e5oqjB6[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e5oqmB2[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e5ot2B1[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.2Å

e5vvrB3[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e5vvsB3[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e6eu1B7[B:606-745] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e6eu0B2[B:606-745] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e6eu2B6[B:606-745] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e6eu3B6[B:606-745] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e6f40B2[B:606-745] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e6f41B3[B:606-745] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e6f42B5[B:606-745] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e6f44B2[B:606-745] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e6bloB3[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.4Å

e6blpB5[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.2Å

e6bm2B2[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.4Å

e6bm4B6[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ligands: 2KH ; X-RAY DIFFRACTION 2.95Å

e6bqfB6[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.35Å

e6exvB6[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II SUBUNIT RPB2 ; ELECTRON MICROSCOPY

e5w4uB5[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.6Å

e6a5lB2[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e6gmhB7[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e6gmlB3[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e6cnbB2[B:606-745] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e5w51B7[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ligands: 2KH ; X-RAY DIFFRACTION 3.4Å

e6cncB2[B:606-745] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e6cndB2[B:606-745] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e6cnfB2[B:606-745] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e6a5oB6[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e6a5pB3[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e6a5rB6[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e6a5tB3[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e6a5uB1[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e6a5vB2[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH

e6gykB3[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e6gylB5[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e6gymB4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e6i84B1[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e6ir9B3[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e6j4wB2[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e6j4xB7[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e6j4yB4[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e6j4zB5[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e6j50B7[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e6j51B2[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e6inqB7[B:624-655,B:675-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e6o9lB5[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e6drdB3[B:618-767] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e6o6cB2[B:631-710,B:734-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e6tutB2[B:606-745] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e6upxB5[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.300Å

e6upyB1[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.290Å

e6upzB1[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.020Å

e6uq0B1[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.560Å

e6uq1B7[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.540Å

e6uq2B3[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.090Å

e6uq3B2[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.470Å

e6kf3B6[B:574-713] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e6kf4B1[B:574-713] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e6kf9B5[B:574-713] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e6tedB1[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7a6hB3[B:590-729] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e7ae1B7[B:590-729] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e7ae3B6[B:590-729] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e7aeaB6[B:590-729] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e7astM4[M:590-729] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e7d58B5[B:590-729] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e7d59B3[B:590-729] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e7b0yB1[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7lbmB3[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e7dn3B3[B:590-729] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e7du2B1[B:590-729] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e6xreB3[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e7edxp1[p:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7eg7p5[p:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7eg8p3[p:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7eg9p4[p:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7egap2[p:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7egbp1[p:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7nvrB3[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7nvsB1[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7nvtB2[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7nvuB7[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7nvyB5[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7nvzB4[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7nw0B7[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7kedB3[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; X-RAY DIFFRACTION 3.550Å

e7egcp7[p:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7enaPB1[PB:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7o4iB5[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e7b7uB4[B:618-767] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7keeB4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ligands: WCG ; X-RAY DIFFRACTION 3.410Å

e7kefB4[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ligands: WC4 ; X-RAY DIFFRACTION 3.890Å

e7nkyB7[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e7encPB5[PB:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7o4jB5[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e7o72B2[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e7o73B1[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e7o75B2[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e7f4gB6[B:618-767] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7okxB4[B:696-844] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7nkxB3[B:631-813] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase II subunit RPB2 ; ELECTRON MICROSCOPY

e7ok0B4[B:571-709] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit B ; ELECTRON MICROSCOPY

e7okyB4[B:696-844] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7ol0B4[B:696-844] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7oq4B4[B:571-709] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit B ; ELECTRON MICROSCOPY

e7oqyB4[B:571-709] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit B ; ELECTRON MICROSCOPY

e7eu0B4[B:625-761] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerases IV and V subunit 2 ; ELECTRON MICROSCOPY

e7eu1B4[B:625-761] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerases IV and V subunit 2 ; ELECTRON MICROSCOPY

e7fjiB4[B:590-728] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e7fjjB4[B:590-728] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC2 ; ELECTRON MICROSCOPY

e7oo3B4[B:619-767] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7oobB4[B:619-767] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7oopB4[B:619-767] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7opcB4[B:619-767] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7opdB4[B:619-767] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7oznB3[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7oznN3[N:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7ozoB3[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7ozoN3[N:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

e7ozpB3[B:619-768] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase subunit beta ; ELECTRON MICROSCOPY

Next

e4by7B4[B:631-813] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II SUBUNIT RPB2 ; X-RAY DIFFRACTION 3.15Å

e2e2iB12[B:631-813] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE II 140 KDA POLYPEPTIDE ; ligands: DGT ; 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