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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

X: alpha-helical domain in beta-lactamase/transpeptidase-like proteins
H: alpha-helical domain in beta-lactamase/transpeptidase-like proteins
T: alpha-helical domain in beta-lactamase/transpeptidase-like proteins
F: Beta-lactamase2

PF13354 CL0013

Representatives:

e1n9bA1[A:67-180] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

BETA-LACTAMASE SHV-2 ; ligands: EPE,MPD ; X-RAY DIFFRACTION 0.90Å

e1o7eA1[A:67-180] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH

L2 BETA LACTAMASE ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 1.51Å

e2xf3B3[B:170-327] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

ORF12 ; ligands: J01 ; X-RAY DIFFRACTION 1.55Å

e1bueA1[A:67-180] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

PROTEIN (IMIPENEM-HYDROLYSING BETA-LACTAMASE) ; X-RAY DIFFRACTION 1.64Å

e1alqA1[A:67-180] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CP254 BETA-LACTAMASE ; ligands: CO3,SO4 ; X-RAY DIFFRACTION 1.8Å

e1blcA1[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

BETA-LACTAMASE ; ligands: CEM,TEM ; X-RAY DIFFRACTION 2.2Å

e1blhA1[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

BETA-LACTAMASE ; ligands: FOS ; X-RAY DIFFRACTION 2.3Å

e1blpA1[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

BETA-LACTAMASE ; X-RAY DIFFRACTION 2.3Å

e1djbA1[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

BETA-LACTAMASE ; X-RAY DIFFRACTION 2.1Å

e1djcA1[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

BETA-LACTAMASE ; ligands: SO4 ; X-RAY DIFFRACTION

e1pioA1[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

BETA-LACTAMASE ; X-RAY DIFFRACTION 2.8Å

e1pioB1[B:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

BETA-LACTAMASE ; X-RAY DIFFRACTION 2.8Å

e3blmA1[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

BETA-LACTAMASE ; X-RAY DIFFRACTION

e1omeA4[A:67-180] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

BETA-LACTAMASE ; X-RAY DIFFRACTION 2.3Å

e1omeB4[B:67-180] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

BETA-LACTAMASE ; X-RAY DIFFRACTION 2.3Å

e5g18A2[A:65-178] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

BETA-LACTAMASE CTX-M-97 ; ligands: AZR,SO4 ; X-RAY DIFFRACTION 1.10Å

e5kscA1[A:64-177] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase Toho-1 ; ligands: AZR ; NEUTRON DIFFRACTION 2.1Å

e5fqqA2[A:67-180] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GNCA4 LACTAMASE ; X-RAY DIFFRACTION 2.12Å

e5fqiA2[A:67-180] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GNCA4 LACTAMASE W229D AND F290W ; ligands: EDO,GOL ; X-RAY DIFFRACTION 1.40Å

e5fqjA2[A:67-180] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GNCA LACTAMASE W229D ; X-RAY DIFFRACTION 2.27Å

e5fqkA2[A:67-180] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GNCA4 LACTAMASE W229D AND F290W ; X-RAY DIFFRACTION 1.77Å

e5ghxA1[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: ACY ; X-RAY DIFFRACTION 1.240Å

e5ghxB1[B:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: ACY ; X-RAY DIFFRACTION 1.240Å

e5ghyB2[B:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: CED ; X-RAY DIFFRACTION 2.005Å

e5ghyA1[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: CED ; X-RAY DIFFRACTION 2.005Å

e5ghzB1[B:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: CED ; X-RAY DIFFRACTION 1.926Å

e5ghzA2[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: CED ; X-RAY DIFFRACTION 1.926Å

e5ujoA1[A:62-175] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: 8CY,LSI ; X-RAY DIFFRACTION 1.35Å

e5ujoB2[B:62-175] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: 8CY,LSI ; X-RAY DIFFRACTION 1.35Å

e5gl9A2[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; X-RAY DIFFRACTION 1.5Å

e5glaA2[A:66-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; X-RAY DIFFRACTION 1.5Å

e5glaB1[B:66-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; X-RAY DIFFRACTION 1.5Å

e5glbA2[A:66-189] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: CB4 ; X-RAY DIFFRACTION 1.6Å

e5glcA1[A:66-163,A:193-199] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; X-RAY DIFFRACTION 1.6Å

e5gldA2[A:66-165,A:193-199] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: CB4 ; X-RAY DIFFRACTION 1.7Å

e5t66A2[A:69-182] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: C6S ; X-RAY DIFFRACTION 1.95Å

e5t66B1[B:69-182] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: C6S ; X-RAY DIFFRACTION 1.95Å

e5kmwA1[A:65-178] Image Pymol Jmol Links: PDB, SCOP, CATH

Beta-lactamase Toho-1 ; ligands: PNM,PNN,SO4 ; X-RAY DIFFRACTION 1.1Å

e5uj3A2[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Carbapenem-hydrolyzing beta-lactamase KPC ; ligands: CE4 ; X-RAY DIFFRACTION 1.450Å

e5uj4A2[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Carbapenem-hydrolyzing beta-lactamase KPC ; ligands: SFR ; X-RAY DIFFRACTION 1.400Å

e5ul8A2[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Carbapenem-hydrolyzing beta-lactamase KPC ; ligands: SO4 ; X-RAY DIFFRACTION 1.150Å

e5vpqA2[A:54-168] Image Pymol Jmol Links: PDB, SCOP, CATH

Beta-lactamase ; ligands: EDO,PO4 ; X-RAY DIFFRACTION 1.400Å

e5vpqB2[B:54-168] Image Pymol Jmol Links: PDB, SCOP, CATH

Beta-lactamase ; ligands: EDO ; X-RAY DIFFRACTION 1.400Å

e5hviA1[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.640Å

e5hviB2[B:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.640Å

e5hviC1[C:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.640Å

e5hviD2[D:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.640Å

e5hw1A2[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.700Å

e5hw1B2[B:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.700Å

e5hw1C2[C:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.700Å

e5hw1D2[D:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; ligands: XE ; X-RAY DIFFRACTION 1.700Å

e5hw5A2[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.410Å

e5hw5B2[B:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.410Å

e5hw5C2[C:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.410Å

e5hw5D2[D:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.410Å

e5i52A2[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.750Å

e5i52B1[B:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.750Å

e5i52C2[C:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.750Å

e5i52D2[D:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.750Å

e5i63A2[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.950Å

e5i63B2[B:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.950Å

e5i63C1[C:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.950Å

e5i63D2[D:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.950Å

e5iq8A1[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH

Beta-lactamase TEM ; X-RAY DIFFRACTION 2.060Å

e5iq8B2[B:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH

Beta-lactamase TEM ; X-RAY DIFFRACTION 2.060Å

e5iq8C2[C:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH

Beta-lactamase TEM ; X-RAY DIFFRACTION 2.060Å

e5iq8D2[D:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH

Beta-lactamase TEM ; X-RAY DIFFRACTION 2.060Å

e5kkfA2[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.820Å

e5kkfB1[B:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.820Å

e5kkfC2[C:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.820Å

e5kkfD1[D:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.820Å

e5twdA2[A:65-178] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; X-RAY DIFFRACTION 1.7Å

e5tweA1[A:65-178] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: CAZ ; X-RAY DIFFRACTION 1.5Å

e5tw6A1[A:62-175] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: CAZ,EDO ; X-RAY DIFFRACTION 1.7Å

e5u53A1[A:62-175] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: CAZ,NO3 ; X-RAY DIFFRACTION 1.400Å

e5vthA1[A:62-175] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; X-RAY DIFFRACTION 2.2Å

e5kmuA2[A:65-178] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: CL,PEG,PO4 ; X-RAY DIFFRACTION 1.80Å

e5kmtA2[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: K,PO4 ; X-RAY DIFFRACTION 1.70Å

e5kmtB2[B:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: PO4 ; X-RAY DIFFRACTION 1.70Å

e5kpuA1[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.500Å

e5kpuB1[B:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.500Å

e5kpuC1[C:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.500Å

e5kpuD1[D:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase TEM ; X-RAY DIFFRACTION 1.500Å

e5ne1A1[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; X-RAY DIFFRACTION 2.09Å

e5ne1B1[B:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: OK3 ; X-RAY DIFFRACTION 2.09Å

e5ne2A2[A:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: DGL ; X-RAY DIFFRACTION 1.19Å

e5ne2B1[B:66-179] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: DGL ; X-RAY DIFFRACTION 1.19Å

e5ne3A2[A:65-178] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: NXL ; X-RAY DIFFRACTION 1.35Å

e5ne3B1[B:65-178] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; ligands: NXL ; X-RAY DIFFRACTION 1.35Å

e1e25A1[A:67-180] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

EXTENDED-SPECTRUM BETA-LACTAMASE PER-1 ; ligands: SO4 ; X-RAY DIFFRACTION 1.9Å

e2cc1A1[A:67-180] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta-lactamase ; X-RAY DIFFRACTION 2.130Å

e4dxbA3[A:423-535] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Maltose-binding periplasmic protein, Beta-lactamase TEM chimera ; ligands: ZN ; X-RAY DIFFRACTION 2.29Å

e1djaA1[A:67-180] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

BETA-LACTAMASE ; X-RAY DIFFRACTION

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 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

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