Structure of PDB 6etb Chain A

Receptor sequence

>6etbA (length=400) Species: 83333 (Escherichia coli K-12) [Search protein sequence]

SIVVKNNIHWVGQRDWEVRDFHGTEYKTLRGSSYNSYLIREEKNVLIDTV
DHKFSREFVQNLRNEIDLADIDYIVINHAEEDHAGALTELMAQIPDTPIY
CTANAIDSINGHHHHPEWNFNVVKTGDTLDIGNGKQLIFVETPMLHWPDS
MMTYLTGDAVLFSNDAFGQHYCDEHLFNDEVDQTELFEQCQRYYANILTP
FSRLVTPKITEILGFNLPVDMIATSHGVVWRDNPTQIVELYLKWAADYQE
DRITIFYDTMYNNTRMMADAIAQGIAETDPRVAVKIFNVARSDKNEILTN
VFRSKGVLVGTSTMNNVMMPKIAGLVEEMTGLRFRNKRASAFGSHGWSGG
AVDRLSTRLQDAGFEMSLSLKAKWRPDQDALKLCREHGREIARQWALAPL

3D structure

PDB

6etb A tyrosine mutation in E. coli flavodiiron protein increases radiation sensitivity in the crystal structure

Chain

Resolution

1.905 Å

3D
structure

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Enzymatic activity

Enzyme Commision number

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)
BS01	FMN	A	T260 M261 Y262 N264 T265 S313 T314 M315 N316 N317 S345 H346 G347 W348 G350 W375	T259 M260 Y261 N263 T264 S312 T313 M314 N315 N316 S344 H345 G346 W347 G349 W374
BS02	FE	A	D83 H84 D166 H227	D82 H83 D165 H226
BS03	FE	A	H79 E81 H147 D166	H78 E80 H146 D165
BS04	OXY	A	H147 D166 Y194	H146 D165 Y193
BS05	O	A	E81 D83 H84 D166	E80 D82 H83 D165

Gene Ontology

	Molecular Function
GO:0005506	iron ion binding
GO:0009055	electron transfer activity
GO:0010181	FMN binding
GO:0016491	oxidoreductase activity
GO:0016966	nitric oxide reductase activity
GO:0046872	metal ion binding

View graph for
Molecular Function

External links

PDB	RCSB:6etb, PDBe:6etb, PDBj:6etb
PDBsum	6etb
PubMed
UniProt	Q46877\|NORV_ECOLI Anaerobic nitric oxide reductase flavorubredoxin (Gene Name=norV)

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