Structure of PDB 4c7y Chain A

Receptor sequence

>4c7yA (length=907) Species: 879 (Megalodesulfovibrio gigas)

MIQKVITVNGIEQNLFVDAEALLSDVLRQQLGLTGVKVGCEQGQCGACSV
ILDGKVVRACVTKMKRVADGAQITTIEGVGQPENLHPLQKAWVLHGGAQC
GFCSPGFIVSAKGLLDTNADPSREDVRDWFQKHRNACRCTGYKPLVDAVM
DAAAVINGKKPETDLEFKMPADGRIWGSKYPRPTAVAKVTGTLDYGADLG
LKMPAGTLHLAMVQAKVSHANIKGIDTSEALTMPGVHSVITHKDVKGKNR
ITGLITFPTNKGDGWDRPILCDEKVFQYGDCIALVCADSEANARAAAEKV
KVDLEELPAYMSGPAAAAEDAIEIHPGTPNVYFEQPIVKGEDTGPIFASA
DVTVEGDFYVGRQPHMPIEPDVAFAYMGDDGKCYIHSKSIGVHLHLYMIA
PGVGLEPDQLVLVANPMGGTFGYKFSPTSEALVAVAAMATGRPVHLRYNY
QQQQQYTGKRSPWEMNVKFAAKKDGTLLAMESDWLVDHGPYSEFGDLLTL
RGAQFIGAGYNIPNIRGLGRTVATNHVWGSAFRGYGAPQSMFASECLMDM
LAEKLGMDPLELRYKNAYRPGDTNPTGQEPEVFSLPDMIDQLRPKYQAAL
EKAQKESTATHKKGVGISIGVYGSGLDGPDASEAWAELNADGTITVHTAW
EDHGQGADIGCVGTAHEALRPMGVAPEKIKFTWPNTATTPNSGPSGGSRQ
QVMTGNAIRVACENLLKACEKPGGGYYTYDELKAADKPTKITGNWTASGA
THCDAVTGLGKPFVVYMYGVFMAEVTVDVATGQTTVDGMTLMADLGSLCN
QLATDGQIYGGLAQGIGLALSEDFEDIKKHATLVGAGFPFIKQIPDKLDI
VYVNHPRPDGPFGASGVGELPLTSPHAAIINAIKSATGVRIYRLPAYPEK
VLEALKA

3D structure

• PDB: 4c7y Kinetic and Structural Studies of Aldehyde Oxidoreductase from Desulfovibrio Gigas Reveal a Dithiolene-Based Chemistry for Enzyme Activation and Inhibition by H2O2.
• Chain: A
• Resolution: 1.57 Å

Enzymatic activity

• Catalytic site (original residue number in PDB): I390 F425 R501 F505 R533 E869 L870
• Catalytic site (residue number reindexed from 1): I390 F425 R501 F505 R533 E869 L870
• Enzyme Commision number: 1.2.99.7: aldehyde dehydrogenase (FAD-independent).

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	FES	A	C100 G101 C103 C137 C139	C100 G101 C103 C137 C139
BS02	FES	A	C40 E41 G43 C45 G46 C48 R58 C60	C40 E41 G43 C45 G46 C48 R58 C60
BS03	BCT	A	R460 L498 A531 Y535 Q539	R460 L498 A531 Y535 Q539
BS04	MG	A	E899 E903	E899 E903
BS05	PCD	A	Q99 C139 T420 F421 G422 R533 W650 H653 G654 Q655 G656 S695 G696 Q700 Q701 C799 N800 T804 Q807 S865 G866 V867 G868 E869	Q99 C139 T420 F421 G422 R533 W650 H653 G654 Q655 G656 S695 G696 Q700 Q701 C799 N800 T804 Q807 S865 G866 V867 G868 E869
BS06	PEO	A	G696 G697 E869	G696 G697 E869

Gene Ontology

Molecular Function

• GO:0005506 iron ion binding
• GO:0016491 oxidoreductase activity
• GO:0033727 aldehyde dehydrogenase (FAD-independent) activity
• GO:0046872 metal ion binding
• GO:0051536 iron-sulfur cluster binding
• GO:0051537 2 iron, 2 sulfur cluster binding

External links

• PDB: RCSB:4c7y, PDBe:4c7y, PDBj:4c7y
• PDBsum: 4c7y
• PubMed: 24391748
• UniProt: Q46509|MOP_MEGGA Aldehyde oxidoreductase (Gene Name=mop)