Structure of PDB 4ifb Chain A

Receptor sequence
>4ifbA (length=274) Species: 9606 (Homo sapiens) [Search protein sequence]
SDDFLWFEGIAFPTMGFRSETLRKVRDEFVIRDEDVIILTYPKSGTNWLA
EILCLMHSKGDAKWIQSVPIWERSPWVESEIGYTALSETESPRLFSSHLP
IQLFPKSFFSSKAKVIYLMRNPRDVLVSGYFFWKNMKFIKKPKSWEEYFE
WFCQGTVLYGSWFDHIHGWMPMREEKNFLLLSYEELKQDTGRTIEKICQF
LGKTLEPEELNLILKNSSFQSMKENKMSNYKAQLLRKGVSGDWKNHFTVA
QAEDFDKLFQEKMADLPRELFPWE
3D structure
PDB4ifb Sulfotransferase Selectivity at the Molecular level
ChainA
Resolution2.3 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) K44 H99 S129
Catalytic site (residue number reindexed from 1) K43 H98 S128
Enzyme Commision number 2.8.2.14: bile-salt sulfotransferase.
2.8.2.2: alcohol sulfotransferase.
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 PPS A K44 G46 T47 N48 W49 H99 R121 S129 Y184 F220 L245 L246 R247 K248 G249 K43 G45 T46 N47 W48 H98 R120 S128 Y183 F219 L234 L235 R236 K237 G238
Gene Ontology
Molecular Function
GO:0004027 alcohol sulfotransferase activity
GO:0005515 protein binding
GO:0008146 sulfotransferase activity
GO:0016740 transferase activity
GO:0047704 bile-salt sulfotransferase activity
GO:0050294 steroid sulfotransferase activity
GO:0050656 3'-phosphoadenosine 5'-phosphosulfate binding
Biological Process
GO:0006068 ethanol catabolic process
GO:0006805 xenobiotic metabolic process
GO:0008202 steroid metabolic process
GO:0008203 cholesterol metabolic process
GO:0016042 lipid catabolic process
GO:0030573 bile acid catabolic process
GO:0042403 thyroid hormone metabolic process
GO:0050427 3'-phosphoadenosine 5'-phosphosulfate metabolic process
GO:0051923 sulfation
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4ifb, PDBe:4ifb, PDBj:4ifb
PDBsum4ifb
PubMed
UniProtQ06520|ST2A1_HUMAN Sulfotransferase 2A1 (Gene Name=SULT2A1)

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