Structure of PDB 1fcj Chain B

Receptor sequence
>1fcjB (length=304) [Search protein sequence]
SKIYEDNSLTIGHTPLVRLNRIGNGRILAKVESRNPSFSVKCRIGANMIW
DAEKRGVLKPGVELVEPTNGNTGIALAYVAAARGYKLTLTMPETMSIERR
KLLKALGANLVLTEGAKGMKGAIQKAEEIVASDPQKYLLLQQFSNPANPE
IHEKTTGPEIWEDTDGQVDVFISGVGTGGTLTGVTRYIKGTKGKTDLITV
AVEPTDSPVIAQALAGEEIKPGPHKIQGIGAGFIPGNLDLKLIDKVVGIT
NEEAISTARRLMEEEGILAGISSGAAVAAALKLQEDESFTNKNIVVILPS
SGER
3D structure
PDB1fcj Identification of an allosteric anion-binding site on O-acetylserine sulfhydrylase: structure of the enzyme with chloride bound.
ChainB
Resolution2.0 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) K41 G228 S272
Catalytic site (residue number reindexed from 1) K41 G228 S272
Enzyme Commision number 2.5.1.47: cysteine synthase.
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 SO4 B T68 N69 G70 T72 G73 T68 N69 G70 T72 G73
BS02 PLP B K41 N71 V175 G176 T177 G178 T180 G228 S272 P299 K41 N71 V175 G176 T177 G178 T180 G228 S272 P299
Gene Ontology
Molecular Function
GO:0004124 cysteine synthase activity
GO:0016740 transferase activity
GO:0016765 transferase activity, transferring alkyl or aryl (other than methyl) groups
GO:0080146 L-cysteine desulfhydrase activity
Biological Process
GO:0006535 cysteine biosynthetic process from serine
GO:0019344 cysteine biosynthetic process
Cellular Component
GO:0005737 cytoplasm

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1fcj, PDBe:1fcj, PDBj:1fcj
PDBsum1fcj
PubMed11023792
UniProtP0A1E3|CYSK_SALTY Cysteine synthase A (Gene Name=cysK)

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