Home Help

X - Possible homology level

H - Homology level

T - Topology level

F - Family level

* - Provisional representative


Keyword search


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

X: cradle loop barrel

Refs: Structure 14, 1489-1498; Current opinion in structural biology 18, 358-365

X: OB-fold
H: Nucleic acid-binding proteins
T: Nucleic acid-binding proteins

54123, 3-crossover-4

F: RNA_pol_Rbc25

PF08292 CL0021

Representatives:

e3ayhB3[B:79-161,B:182-203] * nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE III SUBUNIT RPC8 ; X-RAY DIFFRACTION 2.19Å

e2ckzB2[B:79-158,B:190-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE III 25 KD POLYPEPTIDE ; X-RAY DIFFRACTION 3.200Å

e2ckzD3[D:79-158,D:191-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE III 25 KD POLYPEPTIDE ; X-RAY DIFFRACTION 3.200Å

e5fj8G2[G:79-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE III SUBUNIT RPC8 ; ELECTRON MICROSCOPY

e5fj9G1[G:79-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE III SUBUNIT RPC8 ; ELECTRON MICROSCOPY

e5fjaG1[G:79-158,G:190-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-DIRECTED RNA POLYMERASE III SUBUNIT RPC8 ; ELECTRON MICROSCOPY

e6eu0G2[G:79-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e6f40G2[G:79-162,G:189-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e6eu1G2[G:79-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e6eu2G2[G:79-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e6eu3G1[G:79-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e6f41G1[G:79-162,G:189-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e6f42G2[G:79-162,G:189-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e6f44G1[G:79-162,G:189-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e6cnbG1[G:79-166,G:189-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e6cncG2[G:79-166,G:189-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e6cndG2[G:79-166,G:189-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e6cnfG2[G:79-166,G:189-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e6tutG1[G:79-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e7astJ1[J:79-161,J:184-201] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e7a6hG1[G:79-201] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ligands: ZN ; ELECTRON MICROSCOPY

e7ae1G2[G:79-201] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e7ae3G2[G:79-201] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e7aeaG1[G:79-201] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e7d58G2[G:79-204] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e7d59G2[G:79-204] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e7dn3G2[G:79-162,G:184-201] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e7du2G2[G:79-162,G:184-201] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e7fjiG2[G:79-162,G:184-201] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e7fjjG2[G:79-162,G:184-201] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e7z1lG1[G:79-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e7z1mG1[G:79-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e7z1nG2[G:79-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e7z1oG1[G:79-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e8iueG1[G:79-162,G:184-201] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e8iuhG2[G:79-162,G:184-201] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e8bwsG2[G:79-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e7z0hG2[G:79-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e7z2zG1[G:79-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e7z30G1[G:79-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e7z31G2[G:79-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DNA-directed RNA polymerase III subunit RPC8 ; ELECTRON MICROSCOPY

e8ityG1[G:79-162,G:184-201] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

F: Unmapped domains

Pseudo group of domains that do not map to PFam family profiles. Domains inside should not be considered as in one family.

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

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