Structure of PDB 1y56 Chain B

Receptor sequence

>1y56B (length=374) Species: 70601 (Pyrococcus horikoshii OT3) [Search protein sequence]

LPEKSEIVVIGGGIVGVTIAHELAKRGEEVTVIEKRFIGSGSTFRCGTGI
RQQFNDEANVRVMKRSVELWKKYSEEYGFSFKQTGYLFLLYDDEEVKTFK
RNIEIQNKFGVPTKLITPEEAKEIVPLLDISEVIAASWNPTDGKADPFEA
TTAFAVKAKEYGAKLLEYTEVKGFLIENNEIKGVKTNKGIIKTGIVVNAT
NAWANLINAMAGIKTKIPIEPYKHQAVITQPIKRGTINPMVISFKYGHAY
LTQTFHGGIIGGIGYEIGPTYDLTPTYEFLREVSYYFTKIIPALKNLLIL
RTWAGYYAKTPDSNPAIGRIEELNDYYIAAGFSGHGFMMAPAVGEMVAEL
ITKGKTKLPVEWYDPYRFERGELR

3D structure

PDB

1y56 Crystal structure of a novel FAD-, FMN-, and ATP-containing L-proline dehydrogenase complex from Pyrococcus horikoshii

Chain

Resolution

2.86 Å

3D
structure

Catalytic site residues are labeled in the structure
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Enzymatic activity

Catalytic site (original residue number in PDB)	F45 G48 T49 H225 P240 G306 M339
Catalytic site (residue number reindexed from 1)	F44 G47 T48 H224 P239 G305 M338
Enzyme Commision number	1.5.99.8: Transferred entry: 1.5.5.2.

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	FMN	B	F45 R46 I261 R302 W304	F44 R45 I260 R301 W303
BS02	FAD	B	G12 G14 I15 V16 I34 E35 K36 S43 T44 R46 C47 G48 G50 E171 V172 T201 N202 W204 G306 Y307 Y308 G335 H336 G337 F338 M339	G11 G13 I14 V15 I33 E34 K35 S42 T43 R45 C46 G47 G49 E170 V171 T200 N201 W203 G305 Y306 Y307 G334 H335 G336 F337 M338

Gene Ontology

	Molecular Function
GO:0000166	nucleotide binding
GO:0016491	oxidoreductase activity

	Cellular Component
GO:0005737	cytoplasm

View graph for
Molecular Function

View graph for
Cellular Component

External links

PDB	RCSB:1y56, PDBe:1y56, PDBj:1y56
PDBsum	1y56
PubMed	16027125
UniProt	O59089

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