Macromolecule Annotations for the Entities in PDB 1KFY

Domain Annotation: SCOP Classification SCOP Database (version: 1.75) Homepage

Chains Domain Info Class Fold Superfamily Family Domain Species
A443-576 d1kfya1 All alpha proteins Spectrin repeat-like Succinate dehydrogenase/fumarate reductase flavoprotein C- terminal domain Succinate dehydrogenase/fumarate reductase flavoprotein C- terminal domain Fumarate reductase Escherichia coli [TaxId: 562]
A0-225,A358-442 d1kfya2 Alpha and beta proteins (a/b) FAD/NAD(P)-binding domain FAD/NAD(P)-binding domain Succinate dehydrogenase/fumarate reductase flavoprotein N- terminal domain Fumarate reductase Escherichia coli [TaxId: 562]
A226-357 d1kfya3 Alpha and beta proteins (a+b) Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain Fumarate reductase Escherichia coli [TaxId: 562]
B106-243 d1kfyb1 All alpha proteins Globin-like alpha-helical ferredoxin Fumarate reductase/Succinate dehydogenase iron- sulfur protein, C-terminal domain Fumarate reductase Escherichia coli [TaxId: 562]
B1-105 d1kfyb2 Alpha and beta proteins (a+b) beta-Grasp (ubiquitin-like) 2Fe-2S ferredoxin-like 2Fe-2S ferredoxin domains from multidomain proteins Fumarate reductase iron-sulfur protein, N- terminal domain Escherichia coli [TaxId: 562]
C d1kfyc_ Membrane and cell surface proteins and peptides Heme-binding four-helical bundle Fumarate reductase respiratory complex transmembrane subunits Succinate dehydrogenase/Fumarate reductase transmembrane subunits (SdhC/FrdC and SdhD/FrdD) Fumarate reductase subunit FrdC Escherichia coli [TaxId: 562]
D d1kfyd_ Membrane and cell surface proteins and peptides Heme-binding four-helical bundle Fumarate reductase respiratory complex transmembrane subunits Succinate dehydrogenase/Fumarate reductase transmembrane subunits (SdhC/FrdC and SdhD/FrdD) Fumarate reductase subunit FrdD Escherichia coli [TaxId: 562]
M443-576 d1kfym1 All alpha proteins Spectrin repeat-like Succinate dehydrogenase/fumarate reductase flavoprotein C- terminal domain Succinate dehydrogenase/fumarate reductase flavoprotein C- terminal domain Fumarate reductase Escherichia coli [TaxId: 562]
M0-225,M358-442 d1kfym2 Alpha and beta proteins (a/b) FAD/NAD(P)-binding domain FAD/NAD(P)-binding domain Succinate dehydrogenase/fumarate reductase flavoprotein N- terminal domain Fumarate reductase Escherichia coli [TaxId: 562]
M226-357 d1kfym3 Alpha and beta proteins (a+b) Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain Fumarate reductase Escherichia coli [TaxId: 562]
N106-243 d1kfyn1 All alpha proteins Globin-like alpha-helical ferredoxin Fumarate reductase/Succinate dehydogenase iron- sulfur protein, C-terminal domain Fumarate reductase Escherichia coli [TaxId: 562]
N1-105 d1kfyn2 Alpha and beta proteins (a+b) beta-Grasp (ubiquitin-like) 2Fe-2S ferredoxin-like 2Fe-2S ferredoxin domains from multidomain proteins Fumarate reductase iron-sulfur protein, N- terminal domain Escherichia coli [TaxId: 562]
O d1kfyo_ Membrane and cell surface proteins and peptides Heme-binding four-helical bundle Fumarate reductase respiratory complex transmembrane subunits Succinate dehydrogenase/Fumarate reductase transmembrane subunits (SdhC/FrdC and SdhD/FrdD) Fumarate reductase subunit FrdC Escherichia coli [TaxId: 562]
P d1kfyp_ Membrane and cell surface proteins and peptides Heme-binding four-helical bundle Fumarate reductase respiratory complex transmembrane subunits Succinate dehydrogenase/Fumarate reductase transmembrane subunits (SdhC/FrdC and SdhD/FrdD) Fumarate reductase subunit FrdD Escherichia coli [TaxId: 562]

Domain Annotation: CATH CATH Database (version 4.0.0) Homepage

Chains Domain Class Architecture Topology Homology
A1 1kfyA01 Alpha Beta 3-Layer(bba) Sandwich FAD/NAD(P)-binding domain
A2 1kfyA02 Alpha Beta Alpha-Beta Complex Flavocytochrome C3; Chain A, domain 1 Flavocytochrome C3; Chain A, domain 1
A3 1kfyA03 Mainly Alpha Up-down Bundle Methane Monooxygenase Hydroxylase; Chain G, domain 1
A4 1kfyA04 Few Secondary Structures Irregular Rhinovirus 14, subunit 4 succinate dehydrogenase protein domain
B1 1kfyB01 Alpha Beta Roll Ubiquitin-like (UB roll)
B2 1kfyB02 Mainly Alpha Orthogonal Bundle Fumarate Reductase Iron-sulfur Protein; Chain B, domain 2 Fumarate Reductase Iron-sulfur Protein; Chain B, domain 2
C 1kfyC00 Mainly Alpha Up-down Bundle 3 helical TM bundles of succinate and fumarate reductases Fumarate reductase respiratory complex transmembrane subunits
D 1kfyD00 Mainly Alpha Up-down Bundle 3 helical TM bundles of succinate and fumarate reductases Fumarate reductase respiratory complex transmembrane subunits
M1 1kfyM01 Alpha Beta 3-Layer(bba) Sandwich FAD/NAD(P)-binding domain
M2 1kfyM02 Alpha Beta Alpha-Beta Complex Flavocytochrome C3; Chain A, domain 1 Flavocytochrome C3; Chain A, domain 1
M3 1kfyM03 Mainly Alpha Up-down Bundle Methane Monooxygenase Hydroxylase; Chain G, domain 1
M4 1kfyM04 Few Secondary Structures Irregular Rhinovirus 14, subunit 4 succinate dehydrogenase protein domain
N1 1kfyN01 Alpha Beta Roll Ubiquitin-like (UB roll)
N2 1kfyN02 Mainly Alpha Orthogonal Bundle Fumarate Reductase Iron-sulfur Protein; Chain B, domain 2 Fumarate Reductase Iron-sulfur Protein; Chain B, domain 2
O 1kfyO00 Mainly Alpha Up-down Bundle 3 helical TM bundles of succinate and fumarate reductases Fumarate reductase respiratory complex transmembrane subunits
P 1kfyP00 Mainly Alpha Up-down Bundle 3 helical TM bundles of succinate and fumarate reductases Fumarate reductase respiratory complex transmembrane subunits

Protein Family Annotation Pfam Database Homepage

Chains Pfam Accession Pfam Identifier Pfam Description Type Source
A PF02910 Succ_DH_flav_C Fumarate reductase flavoprotein C-term Domain This family contains fumarate reductases, succinate dehydrogenases and L-aspartate oxidases. PFAM PF02910
A PF00890 FAD_binding_2 FAD binding domain Family
C PF02300 Fumarate_red_C Fumarate reductase subunit C Domain Fumarate reductase is a membrane-bound flavoenzyme consisting of four subunits, A-B. A and B comprise the membrane-extrinsic catalytic domain and C and D link the catalytic centres to the electron-transport chain. This family consists of the 15kD hydrophobic subunit C. PFAM PF02300
B PF13085 Fer2_3 2Fe-2S iron-sulfur cluster binding domain Domain The 2Fe-2S ferredoxin family have a general core structure consisting of beta(2)-alpha-beta(2) which abeta-grasp type fold. The domain is around one hundred amino acids with four conserved cysteine residues to which the 2Fe-2S cluster is ligated. PFAM PF13085
D PF02313 Fumarate_red_D Fumarate reductase subunit D Domain Fumarate reductase is a membrane-bound flavoenzyme consisting of four subunits, A-B. A and B comprise the membrane-extrinsic catalytic domain and C and D link the catalytic centres to the electron-transport chain. This family consists of the 13kD hydrophobic subunit D. PFAM PF02313
B PF13183 Fer4_8 4Fe-4S dicluster domain Domain Superfamily includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. Structure of the domain is an alpha-antiparallel beta sandwich. Domain contains two 4Fe4S clusters. PFAM PF13183

Gene Product Annotation Gene Ontology Consortium Homepage

Chains Polymer Molecular Function Biological Process Cellular Component
A,M FUMARATE REDUCTASE FLAVOPROTEIN (1KFY:A,M)
B,N Fumarate reductase iron-sulfur protein (1KFY:B,N)
C,O FUMARATE REDUCTASE 15 KDA HYDROPHOBIC PROTEIN (1KFY:C,O)
D,P FUMARATE REDUCTASE 13 KDA HYDROPHOBIC PROTEIN (1KFY:D,P)

Protein Modification Annotation

Type PDB Residue Nr. Description