Structure of PDB 3u3k Chain B

Receptor sequence
>3u3kB (length=288) Species: 9606 (Homo sapiens) [Search protein sequence]
SRPPLEYVKGVPLIKYFAEALGPLQSFQARPDDLLISTYPKSGTTWVSQI
LDMIYQGGDLEKCHRAPIFMRVPFLEFKAPGIPSGMETLKDTPAPRLLKT
HLPLALLPQTLLDQKVKVVYVARNAKDVAVSYYHFYHMAKVHPEPGTWDS
FLEKFMVGEVSYGSWYQHVQEWWELSRTHPVLYLFYEDMKENPKREIQKI
LEFVGHSLPEETVDFMVQHTSFKEMKKNPMTNYTTVPQEFMDHSISPFMR
KGMAGDWKTTFTVAQNERFDADYAEKMAGCSLSFRSEL
3D structure
PDB3u3k The molecular basis for the broad substrate specificity of human sulfotransferase 1A1.
ChainB
Resolution2.36 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) K48 H108 S138
Catalytic site (residue number reindexed from 1) K41 H101 S131
Enzyme Commision number 2.8.2.1: aryl 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 A3P B K48 G50 T51 T52 W53 R130 S138 Y193 F229 F255 M256 R257 G259 K41 G43 T44 T45 W46 R123 S131 Y186 F222 F248 M249 R250 G252
BS02 03V B F24 F81 K106 H108 F142 H149 F247 F17 F74 K99 H101 F135 H142 F240
Gene Ontology
Molecular Function
GO:0004062 aryl sulfotransferase activity
GO:0005515 protein binding
GO:0008146 sulfotransferase activity
GO:0016740 transferase activity
GO:0047894 flavonol 3-sulfotransferase activity
GO:0050294 steroid sulfotransferase activity
GO:0050656 3'-phosphoadenosine 5'-phosphosulfate binding
Biological Process
GO:0006068 ethanol catabolic process
GO:0006584 catecholamine metabolic process
GO:0006805 xenobiotic metabolic process
GO:0008202 steroid metabolic process
GO:0008210 estrogen metabolic process
GO:0009308 amine metabolic process
GO:0009812 flavonoid 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:3u3k, PDBe:3u3k, PDBj:3u3k
PDBsum3u3k
PubMed22069470
UniProtP50225|ST1A1_HUMAN Sulfotransferase 1A1 (Gene Name=SULT1A1)

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