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139717
Biological Macromolecular Structures Enabling Breakthroughs in Research and Education
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Structure Summary
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Annotations
Sequence
Sequence Similarity
Structure Similarity
Experiment
1NEN
Complex II (Succinate Dehydrogenase) From E. Coli with Dinitrophenol-17 inhibitor co-crystallized at the ubiquinone binding site
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FASTA Sequence
PDB File
PDB File (Header)
mmCIF File
mmCIF File (Header)
PDBML/XML File
PDBML/XML File (Header)
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FASTA Sequence
PDB File (Text)
PDB File (gz)
PDBx/mmCIF File
PDBx/mmCIF File (gz)
PDBML/XML File
PDBML/XML File (gz)
Biological Assembly 1 (gz) (A+S)
Biological Assembly 2 (gz) (S)
Biological Assembly 3 (gz) (S)
Macromolecule Annotations for the Entities in PDB 1NEN
Domain Annotation: SCOP Classification
SCOP Database (version: 1.75) Homepage
Chains
Domain Info
Class
Fold
Superfamily
Family
Domain
Species
A451-588
d1nena1
All alpha proteins
Spectrin repeat-like
Succinate dehydrogenase/fumarate reductase flavoprotein C- terminal domain
Succinate dehydrogenase/fumarate reductase flavoprotein C- terminal domain
Succinate dehydogenase
Escherichia coli [TaxId: 562]
A1-235,A356-450
d1nena2
Alpha and beta proteins (a/b)
FAD/NAD(P)-binding domain
FAD/NAD(P)-binding domain
Succinate dehydrogenase/fumarate reductase flavoprotein N- terminal domain
Succinate dehydogenase
Escherichia coli [TaxId: 562]
A236-355
d1nena3
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
Succinate dehydogenase
Escherichia coli [TaxId: 562]
B107-238
d1nenb1
All alpha proteins
Globin-like
alpha-helical ferredoxin
Fumarate reductase/Succinate dehydogenase iron- sulfur protein, C-terminal domain
Succinate dehydogenase
Escherichia coli [TaxId: 562]
B1-106
d1nenb2
Alpha and beta proteins (a+b)
beta-Grasp (ubiquitin-like)
2Fe-2S ferredoxin-like
2Fe-2S ferredoxin domains from multidomain proteins
Succinate dehydogenase iron-sulfur protein, N- terminal domain
Escherichia coli [TaxId: 562]
C
d1nenc_
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)
Succinate dehydrogenase subunit SdhC
Escherichia coli [TaxId: 562]
D
d1nend_
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)
Succinate dehydrogenase subunit SdhD
Escherichia coli [TaxId: 562]
Domain Annotation: CATH
CATH Database (version 4.0.0) Homepage
Chains
Domain
Class
Architecture
Topology
Homology
A1
1nenA01
Alpha Beta
3-Layer(bba) Sandwich
FAD/NAD(P)-binding domain
A3
1nenA03
Mainly Alpha
Up-down Bundle
Methane Monooxygenase Hydroxylase; Chain G, domain 1
A4
1nenA04
Few Secondary Structures
Irregular
Rhinovirus 14, subunit 4
succinate dehydrogenase protein domain
B1
1nenB01
Alpha Beta
Roll
Ubiquitin-like (UB roll)
B2
1nenB02
Mainly Alpha
Orthogonal Bundle
Fumarate Reductase Iron-sulfur Protein; Chain B, domain 2
Fumarate Reductase Iron-sulfur Protein; Chain B, domain 2
C
1nenC00
Mainly Alpha
Up-down Bundle
3 helical TM bundles of succinate and fumarate reductases
Fumarate reductase respiratory complex transmembrane subunits
D1
1nenD01
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
Gene Product Annotation
Gene Ontology Consortium Homepage
Chains
Polymer
Molecular Function
Biological Process
Cellular Component
A
Succinate dehydrogenase flavoprotein subunit (1NEN:A)
Succinate Dehydrogenase Activity
Protein Binding
Succinate Dehydrogenase (ubiquinone) Activity
Electron Transfer Activity
Oxidoreductase Activity
Oxidoreductase Activity Acting On the Ch Ch Group of Donors
Flavin Adenine Dinucleotide Binding
Tricarboxylic Acid Cycle
Aerobic Respiration
Anaerobic Respiration
Electron Transport Chain
Oxidation Reduction Process
Plasma Membrane
Membrane
Plasma Membrane Succinate Dehydrogenase Complex
B
Succinate dehydrogenase iron-sulfur protein (1NEN:B)
Protein Binding
Succinate Dehydrogenase (ubiquinone) Activity
Electron Transfer Activity
Oxidoreductase Activity
Metal Ion Binding
Iron Sulfur Cluster Binding
2 Iron 2 Sulfur Cluster Binding
3 Iron 4 Sulfur Cluster Binding
4 Iron 4 Sulfur Cluster Binding
Tricarboxylic Acid Cycle
Aerobic Respiration
Respiratory Electron Transport Chain
Oxidation Reduction Process
Plasma Membrane
Membrane
C
Succinate dehydrogenase cytochrome b-556 subunit (1NEN:C)
Succinate Dehydrogenase Activity
Succinate Dehydrogenase (ubiquinone) Activity
Electron Transfer Activity
Oxidoreductase Activity Acting On the Ch Ch Group of Donors
Heme Binding
Metal Ion Binding
Ubiquinone Binding
Tricarboxylic Acid Cycle
Aerobic Respiration
Cytochrome Complex Assembly
Electron Transport Chain
Oxidation Reduction Process
Plasma Membrane
Membrane
Integral Component of Membrane
Succinate Dehydrogenase Complex
D
Succinate dehydrogenase hydrophobic membrane anchor protein (1NEN:D)
Succinate Dehydrogenase Activity
Electron Transfer Activity
Oxidoreductase Activity Acting On the Ch Ch Group of Donors
Heme Binding
Metal Ion Binding
Tricarboxylic Acid Cycle
Aerobic Respiration
Cytochrome Complex Assembly
Electron Transport Chain
Oxidation Reduction Process
Plasma Membrane
Membrane
Integral Component of Membrane
Protein Modification Annotation
Type
PDB Residue Nr.
Description