Structure of PDB 1iqr Chain A

Receptor sequence
>1iqrA (length=415) Species: 274 (Thermus thermophilus) [Search protein sequence]
GPLLVWHRGDLRLHDHPALLEALARGPVVGLVVLDPNNLKTTPRRRAWFL
ENVRALREAYRARGGALWVLEGLPWEKVPEAARRLKAKAVYALTSHTPYG
RYRDGRVREALPVPLHLLPAPHLLPPDLPRAYRVYTPFSRLYRGAAPPLP
PPEALPKGPEEGEIPREDPGLPLPEPGEEAALAGLRAFLEAKLPRYAEER
DRLDGEGGSRLSPYFALGVLSPRLAAWEAERRGGEGARKWVAELLWRDFS
YHLLYHFPWMAERPLDPRFQAFPWQEDEALFQAWYEGKTGVPLVDAAMRE
LHATGFLSNRARMNAAQFAVKHLLLPWKRCEEAFRHLLLDGDRAVNLQGW
QWAGGLGVDAAPYFRVFNPVLQGERHDPEGRWLKRWAPEYPSYAPKDPVV
DLEEARRRYLRLARD
3D structure
PDB1iqr Crystal structure of thermostable DNA photolyase: pyrimidine-dimer recognition mechanism.
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) E244 W247 W275 N310 W328 W351
Catalytic site (residue number reindexed from 1) E243 W246 W274 N309 W327 W350
Enzyme Commision number 4.1.99.3: deoxyribodipyrimidine photo-lyase.
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 FAD A Y197 G209 S210 R211 S213 F216 W241 E244 W247 R248 N310 R313 D341 V346 N347 Q349 G350 Y196 G208 S209 R210 S212 F215 W240 E243 W246 R247 N309 R312 D340 V345 N346 Q348 G349
Gene Ontology
Molecular Function
GO:0000166 nucleotide binding
GO:0003677 DNA binding
GO:0003904 deoxyribodipyrimidine photo-lyase activity
GO:0016829 lyase activity
GO:0071949 FAD binding
GO:0097159 organic cyclic compound binding
Biological Process
GO:0006139 nucleobase-containing compound metabolic process
GO:0006281 DNA repair
GO:0006950 response to stress
GO:0009416 response to light stimulus

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Molecular Function
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Biological Process
External links
PDB RCSB:1iqr, PDBe:1iqr, PDBj:1iqr
PDBsum1iqr
PubMed11707580
UniProtP61497|PHR_THET8 Deoxyribodipyrimidine photo-lyase (Gene Name=phr)

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