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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: Cas8-like
H: Cas8f/Csy1
T: Cas8f/Csy1
F: Cas_Csy1

PF09611

Representatives:

e6b44A1[A:11-434] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e7jzwA1[A:8-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR type I-F/YPEST-associated protein Csy1 ; ELECTRON MICROSCOPY

e7jzxA1[A:8-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e7jzzA1[A:8-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e7jzyA1[A:8-434] Image Pymol Jmol Links: PDB, SCOP, CATH

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e7ecvA1[A:11-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Type I-F CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e7ecwA1[A:11-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Type I-F CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e7elmA1[A:11-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Type I-F CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e7elmK1[K:11-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Type I-F CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e7elnA1[A:11-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Type I-F CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e7elnX1[X:11-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Type I-F CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e7we6A1[A:11-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Type I-F CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e7we6X1[X:11-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Type I-F CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e7t3jA1[A:8-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e7t3kA1[A:8-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e7t3ka1[a:8-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e7t3lA1[A:8-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e7t3la1[a:8-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e7tawA1[A:8-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e7tawa1[a:8-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e7taxA1[A:8-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e7yhsA1[A:11-433] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Type I-F CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e6b45A1[A:11-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e6b47A1[A:11-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e6b48A1[A:11-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e6mpuA1[A:11-426] Image Pymol Jmol Links: PDB, SCOP, CATH

e6ne0A1[A:11-426] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e5uz9A1[A:11-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e6vqvC1[C:13-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e6vqxB1[B:13-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e6w1xA1[A:38-84,A:168-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e6whiA1[A:3-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

e6vqwB1[B:175-434] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CRISPR-associated protein Csy1 ; ELECTRON MICROSCOPY

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