Structure of PDB 2r6s Chain A Binding Site BS03

Receptor Information
>2r6s Chain A (length=299) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GQDYSGFTLTPSAQSPRLLELTFTEQTTKQFLEQVAEWPVQALEYKSFLR
FRVGKILDDLCANQLQPLLLKTLLNRAEGALLINAVGIDDVAQADEMVKL
ATAVAHLIGRSNFDAMSGQYYARFVVKNYLRQPHRVMELHNDGTYVEEIT
DYVLMMKIDEQNMQGGNSLLLHLDDWEHLDHYFRHPLARRPMRFAAPKDV
FHPVFDVDQQGRPVMRYIDQFVQPKDFEEGVWLSELSDAIETSKGILSVP
VPVGKFLLINNLFWLHGRDRFTPHPDLRRELMRQRGYFAYATHHYQTHQ
Ligand information
Ligand IDSO4
InChIInChI=1S/H2O4S/c1-5(2,3)4/h(H2,1,2,3,4)/p-2
InChIKeyQAOWNCQODCNURD-UHFFFAOYSA-L
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0[O-]S(=O)(=O)[O-]
CACTVS 3.341[O-][S]([O-])(=O)=O
ACDLabs 10.04[O-]S([O-])(=O)=O
FormulaO4 S
NameSULFATE ION
ChEMBL
DrugBankDB14546
ZINC
PDB chain2r6s Chain A Residue 503 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB2r6s A mixture of fortunes: the curious determination of the structure of Escherichia coli BL21 Gab protein.
Resolution2.1 Å
Binding residue
(original residue number in PDB)		K141 R304
Binding residue
(residue number reindexed from 1)		K127 R278
Annotation score3
Gene Ontology
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UnboundLocalError		Python 3.6.8: /usr/bin/python3
Sat Nov 16 09:55:48 2024

A problem occurred in a Python script. Here is the sequence of function calls leading up to the error, in the order they occurred.

 /var/www/html/BioLiP/pdb.cgi in <module>()
   1435     title=pdb2title(pdbid)
   1436     if bs.startswith("BS"):
=> 1437         pubmed,uniprot=display_interaction(pdbid,asym_id,bs,title)
   1438     else:
   1439         if lig3:
pubmed = '', uniprot = '', display_interaction = <function display_interaction>, pdbid = '2r6s', asym_id = 'A', bs = 'BS03', title = 'A mixture of fortunes: the curious determination...e structure of Escherichia coli BL21 Gab protein.'
 /var/www/html/BioLiP/pdb.cgi in display_interaction(pdbid='2r6s', asym_id='A', bs='BS03', title='A mixture of fortunes: the curious determination...e structure of Escherichia coli BL21 Gab protein.')
   1295         display_ec(ec,csaOrig,csaRenu)
   1296     if go:
=> 1297         display_go(go,uniprot,pdbid,asym_id)
   1298     return pubmed,uniprot
   1299 
global display_go = <function display_go>, go = '0005506,0050498', uniprot = '', pdbid = '2r6s', asym_id = 'A'
 /var/www/html/BioLiP/pdb.cgi in display_go(go='0005506,0050498', uniprot='', pdbid='2r6s', asym_id='A')
    480         '''.replace("$namespace_link",namespace_link
    481           ).replace("$namespace",namespace
=>  482           ).replace("$uniprot",u
    483         ))
    484         for l,(term,name) in enumerate(go2aspect[Aspect]):
u undefined

UnboundLocalError: local variable 'u' referenced before assignment
      args = ("local variable 'u' referenced before assignment",)
      with_traceback = <built-in method with_traceback of UnboundLocalError object>