Structure of PDB 1aeu Chain A

Receptor sequence
>1aeuA (length=291) Species: 4932 (Saccharomyces cerevisiae) [Search protein sequence]
LVHVASVEKGRSYEDFQKVYNAIALKLREDDEYDNYIGYGPVLVRLAWHI
SGTWDKHDNTGGSYGGTYRFKKEFNDPSNAGLQNGFKFLEPIHKEFPWIS
SGDLFSLGGVTAVQEMQGPKIPWRCGRVDTPEDTTPDNGRLPDADKDAGY
VRTFFQRLNMNDREVVALMGAHALGKTHLKNSGYEGPGGAANNVFTNEFY
LNLLNEDWKLEKNDANNEQWDSKSGYMMLPTDYSLIQDPKYLSIVKEYAN
DQDKFFKDFSKAFEKLLEDGITFPKDAPSPFIFKTLEEQGL
3D structure
PDB1aeu A ligand-gated, hinged loop rearrangement opens a channel to a buried artificial protein cavity.
ChainA
Resolution2.1 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) R48 H52 H175 G191 D235
Catalytic site (residue number reindexed from 1) R45 H49 H172 G188 D232
Enzyme Commision number 1.11.1.5: cytochrome-c peroxidase.
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 HEM A P44 R48 W51 P145 D146 F158 M172 A174 H175 G178 K179 T180 H181 N184 S185 L232 P41 R45 W48 P142 D143 F155 M169 A171 H172 G175 K176 T177 H178 N181 S182 L229
BS02 2MZ A H175 T180 L232 D235 H172 T177 L229 D232
Gene Ontology
Molecular Function
GO:0004601 peroxidase activity
GO:0020037 heme binding
Biological Process
GO:0006979 response to oxidative stress
GO:0034599 cellular response to oxidative stress

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Molecular Function
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Biological Process
External links
PDB RCSB:1aeu, PDBe:1aeu, PDBj:1aeu
PDBsum1aeu
PubMed8673607
UniProtP00431|CCPR_YEAST Cytochrome c peroxidase, mitochondrial (Gene Name=CCP1)

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