Structure of PDB 6ku1 Chain B

Receptor sequence
>6ku1B (length=426) Species: 1092 (Chlorobium limicola) [Search protein sequence]
DHTEITTDSLLALLGSEKVKIIDVRSADAYNGWRMRGEVRGGHIKGAKSL
PAKWLTDPEWLNIVRFKQIRPEDAIVLYGYTPEECEQTATRFKENGYNNV
SVFHRFHPDWTGNDAFPMDRLEQYNRLVPAEWVNGLISGEEIPEYDNDTF
IVCHAHYRNRDAYLSGHIPGATDMDTLALESPETWNRRTPEELKKALEEH
GITASTTVVLYGKFMHPDNADEFPGSAAGHIGAIRLAFIMMYAGVEDVRV
LNGGYQSWTDAGFAISKDDVPKTTVPEFGAPIPSRPEFAVDIDEAKEMLQ
SEDSDLVCVRSYPEYIGEVSGANYIKKKGRIPGAIFAECGSDAYHMENYR
NHDHTTREYHEIEDIWAKSGIIPKKHLAFYCGTGWRGSEAWFNALLMGWP
RVSVYDGGWFEWSNDPENPYETGVPK
3D structure
PDB6ku1 Single-Step Replacement of an Unreactive C-H Bond by a C-S Bond Using Polysulfide as the Direct Sulfur Source in the Anaerobic Ergothioneine Biosynthesis
ChainB
Resolution2.25 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) E345 C412 G413 T414 G415 W416 R417 G439
Catalytic site (residue number reindexed from 1) E314 C381 G382 T383 G384 W385 R386 G408
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)		 Binding affinity
BS01 MG B S47 V50 S16 V19
BS02 MG B W216 N217 T414 D437 W185 N186 T383 D406
BS03 LW8 B Y188 W216 Y355 A374 Y375 C412 T414 W416 Y157 W185 Y324 A343 Y344 C381 T383 W385
Gene Ontology
Molecular Function
GO:0004792 thiosulfate sulfurtransferase activity
GO:0016740 transferase activity
GO:0046872 metal ion binding

View graph for
Molecular Function
External links
PDB RCSB:6ku1, PDBe:6ku1, PDBj:6ku1
PDBsum6ku1
PubMed
UniProtB3ECE3

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