UniProt:Q6H4G3 SDH2-2

chain
  • transit peptide:1-63
  • chain:64-311
checksum A88DD8781F784FA3
comment
  • FUNCTION Iron-sulfur protein (IP) subunit of succinate dehydrogenase (SDH) that is involved in complex II of the mitochondrial electron transport chain and is responsible for transferring electrons from succinate to ubiquinone (coenzyme Q).CATALYTIC ACTIVITY a quinone + succinate = fumarate + a quinolCOFACTOR Binds 1 [2Fe-2S] cluster.COFACTOR Binds 1 [3Fe-4S] cluster.COFACTOR Binds 1 [4Fe-4S] cluster.PATHWAY Carbohydrate metabolism; tricarboxylic acid cycle; fumarate from succinate (eukaryal route): step 1/1.SUBUNIT Component of complex II composed of eight subunits in plants: four classical SDH subunits SDH1, SDH2, SDH3 and SDH4 (a flavoprotein (FP), an iron-sulfur protein (IP), and a cytochrome b composed of a large and a small subunit.), as well as four subunits unknown in mitochondria from bacteria and heterotrophic eukaryotes.SUBCELLULAR LOCATION Belongs to the succinate dehydrogenase/fumarate reductase iron-sulfur protein family.
created [InstanceEdit:1164949] Wu, Guanming, 2010-12-11
crossReference
databaseName UniProt
dbId 1161868
description
  • recommendedName: Succinate dehydrogenase [ubiquinone] iron-sulfur subunit 2, mitochondrial ecNumber evidence="8"1.3.5.1 alternativeName: Iron-sulfur subunit of complex II shortName: Ip
displayName UniProt:Q6H4G3 SDH2-2
geneName
  • SDH2-2
  • Os09g0370300
  • LOC_Os09g20440
  • B1168F12.7
identifier Q6H4G3
isSequenceChanged false
keyword
  • 2Fe-2S
  • 3Fe-4S
  • 4Fe-4S
  • Electron transport
  • Iron
  • Iron-sulfur
  • Membrane
  • Metal-binding
  • Mitochondrion
  • Mitochondrion inner membrane
  • Oxidoreductase
  • Reference proteome
  • Transit peptide
  • Transport
  • Tricarboxylic acid cycle
modified [InstanceEdit:9939033] Weiser, Joel, 2025-02-21
name
  • SDH2-2
referenceDatabase [ReferenceDatabase:2] UniProt
schemaClass ReferenceGeneProduct
secondaryIdentifier
  • SDHB2_ORYSJ
  • A0A0P0XKU9
sequenceLength 311
species [Species:1250427] Oryza sativa subsp. japonica
url http://purl.uniprot.org/uniprot/Q6H4G3