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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

X: cradle loop barrel

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

X: SH3
H: Mitoribosomal protein mS34
T: Mitoribosomal protein mS34
F: MRP-S34

PF16053

Representatives:

e3j9mA01[A0:6-213] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

mS34 ; ELECTRON MICROSCOPY

e8oisAj1[Aj:4-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e5aj3j1[j:2-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

MITORIBOSOMAL PROTEIN MS34, MRPS34 ; ELECTRON MICROSCOPY

e5aj4Aj1[Aj:2-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

MITORIBOSOMAL PROTEIN MS34, MRPS34 ; ELECTRON MICROSCOPY

e3jd5j1[j:1-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e6gazAj1[Aj:1-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Mitochondrial ribosomal protein S34 ; ligands: MG ; ELECTRON MICROSCOPY

e6gawAj1[Aj:1-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ligands: MG ; ELECTRON MICROSCOPY

e6neqj1[j:1-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e6nf8j1[j:1-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e6nu2A01[A0:6-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e6nu3A01[A0:6-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e6ydpAj1[Aj:1-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

mS34 ; ELECTRON MICROSCOPY

e6ydwAj1[Aj:1-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

mS34 ; ELECTRON MICROSCOPY

e6rw401[0:4-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e6rw501[0:4-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e6vlzA01[A0:2-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e6vmiA01[A0:2-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e6zs9A01[A0:6-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e6zsaA01[A0:6-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e6zsbA01[A0:6-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e6zscA01[A0:6-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e6zsdA01[A0:6-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e6zseA01[A0:6-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e6zsgA01[A0:6-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e7a5fa61[a6:6-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e7a5ga61[a6:6-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e7a5ia61[a6:6-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e7a5ka61[a6:6-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e6zm5A01[A0:4-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e6zm6A01[A0:4-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e7nqhAj1[Aj:1-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

mS34 ; ELECTRON MICROSCOPY

e7nqlAj1[Aj:1-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

mS34 ; ligands: MG ; ELECTRON MICROSCOPY

e6zsfA01[A0:6-213] Image Pymol Jmol Links: PDB, SCOP, CATH

e7nsiAj1[Aj:1-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Mitochondrial ribosomal protein S34 ; ligands: MG ; ELECTRON MICROSCOPY

e7l08A01[A0:2-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e7og4A01[A0:6-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e7nsjAj1[Aj:1-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

mS34 ; ELECTRON MICROSCOPY

e7p2e01[0:4-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e7pnt01[0:3-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e7pnu01[0:3-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e7pnv01[0:3-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e7pnw01[0:3-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ligands: MG ; ELECTRON MICROSCOPY

e7pnx01[0:4-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e7pny01[0:4-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e7pnz01[0:4-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e7po001[0:4-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e7po101[0:4-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e7po201[0:4-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e7po301[0:4-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e7qi4A01[A0:4-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e8csp01[0:6-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e8csq01[0:6-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e8csr01[0:6-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e8css01[0:6-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e8cst01[0:6-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e8csu01[0:6-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e7qi6A01[A0:4-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e8oipAj1[Aj:1-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Mitochondrial ribosomal protein S34 ; ELECTRON MICROSCOPY

e8oirAj1[Aj:4-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e7qi5A01[A0:4-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e8anyA01[A0:4-218] Image Pymol Jmol Links: PDB, SCOP, CATH

28S ribosomal protein S34, mitochondrial ; ELECTRON MICROSCOPY

e8oinAj1[Aj:1-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Mitochondrial ribosomal protein S34 ; ligands: MG,PHE ; ELECTRON MICROSCOPY

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