Structure of PDB 6g60 Chain B

Receptor sequence

>6g60B (length=506) Species: 266834 (Sinorhizobium meliloti 1021)

KPNILIIMVDQLNGKLFPDGPADFLHAPNLKALAKRSARFHNNYTSSPLT
APARASFMAGQLPSRTRVYDNAAEYQSSIPTYAHHLRRAGYYTALSGKMH
LVGPDQLHGFEERLTTDIYPADFGWTPDYRKPGERIDWWYHNLGSVTGAG
VAEITNQMEYDDEVAFLANQKLYQLSRENDDESRRPWCLTVSFTHPHDPY
VARRKFWDLYEDCEHLTPEVGAIPLDEQDPHSQRIMLSCDYQNFDVTEEN
VRRSRRAYFANISYLDEKVGELIDTLTRTRMLDDTLILFCSDHGDMLGER
GLWFKMNFFEGSARVPLMIAGPGIAPGLHLTPTSNLDVTPTLADLAGISL
EEVRPWTDGVSLVPMVNGVERTEPVLMEYAAEASYAPLVAIREGKWKYVY
CALDPEQLFDLEADPLELTNLAENPRGPVDQATLTAFRDMRAAHWDMEAF
DAAVRESQARRWVVYEALRNGAYYPWDHQPLQKASERYMRNHMNLDTLEE
SKRYPR

3D structure

• PDB: 6g60 Structural insights into choline-O-sulfatase reveal the molecular determinants for ligand binding.
• Chain: B
• Resolution: 1.84 Å

Enzymatic activity

• Catalytic site (original residue number in PDB): D14 Q15 T54 R58 K102 H104 T130 H201 D296 H297 K309
• Catalytic site (residue number reindexed from 1): D10 Q11 T50 R54 K98 H100 T126 H197 D292 H293 K305
• Enzyme Commision number: 3.1.6.6: choline-sulfatase.

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	CHT	B	N75 W129 W143 H145 H201 E386	N71 W125 W139 H141 H197 E382
BS02	MG	B	D14 X54 D296 H297	D10 X50 D292 H293
BS03	SO4	B	Q435 R442	Q431 R438
BS04	SO4	B	E182 R189	E178 R185

Gene Ontology

Molecular Function

• GO:0008484 sulfuric ester hydrolase activity
• GO:0016787 hydrolase activity
• GO:0046872 metal ion binding
• GO:0047753 choline-sulfatase activity

Biological Process

• GO:0042425 choline biosynthetic process

Cellular Component

• GO:0005737 cytoplasm

External links

• PDB: RCSB:6g60, PDBe:6g60, PDBj:6g60
• PDBsum: 6g60
• PubMed: 35503214
• UniProt: O69787|BETC_RHIME Choline-sulfatase (Gene Name=betC)