Structure of PDB 1kb9 Chain D

Receptor sequence
>1kb9D (length=246) Species: 4932 (Saccharomyces cerevisiae) [Search protein sequence]
MTAAEHGLHAPAYAWSHNGPFETFDHASIRRGYQVYREVCAACHSLDRVA
WRTLVGVSHTNEEVRNMAEEFEYDDEPDEQGNPKKRPGKLSDYIPGPYPN
EQAARAANQGALPPDLSLIVKARHGGCDYIFSLLTGYPDEPPAGVALPPG
SNYNPYFPGGSIAMARVLFDDMVEYEDGTPATTSQMAKDVTTFLNWCAEP
EHDERKRLGLKTVIILSSLYLLSIWVKKFKWAGIKTRKFVFNPPKP
3D structure
PDB1kb9 SPECIFIC ROLES OF PROTEIN-PHOSPHOLIPID INTERACTIONS IN THE YEAST CYTOCHROME BC1 COMPLEX STRUCTURE
ChainD
Resolution2.3 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 7.1.1.8: quinol--cytochrome-c reductase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 PIE D K272 T273 L277 K211 T212 L216
BS02 CDL D Y281 K288 K289 Y220 K227 K228
BS03 HEM D C101 C104 H105 P175 R184 Y190 F218 I223 A224 M225 C40 C43 H44 P114 R123 Y129 F157 I162 A163 M164
Gene Ontology
Molecular Function
GO:0009055 electron transfer activity
GO:0020037 heme binding

View graph for
Molecular Function
External links
PDB RCSB:1kb9, PDBe:1kb9, PDBj:1kb9
PDBsum1kb9
PubMed11726495
UniProtP07143|CY1_YEAST Cytochrome c1, heme protein, mitochondrial (Gene Name=CYT1)

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