Structure of PDB 3k4z Chain A Binding Site BS04

Receptor Information
>3k4z Chain A (length=275) Species: 492476 (Acetivibrio thermocellus JW20) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MLEDNSSTLPPYKNDLLYERTFDEGLCYPWHTCEDSGGKCSFDVVDVPGQ
PGNKAFAVTVLDKGQNRWSVQMRHRGLTLEQGHTYRVRLKIWADASCKVY
IKIGQMGEPYAEYWNNKWSPYTLTAGKVLEIDETFVMDKPTDDTCEFTFH
LGGELAATPPYTVYLDDVSLYDPEYTKPVEYILPQPDVRVNQVGYLPEGK
KVATVVCNSTQPVKWQLKNAAGVVVLEGYTEPKGLDYVHWLDFSDFATEG
IGYYFELPTVNSPTNYSHPFDIRKD
Ligand information
Ligand IDOXL
InChIInChI=1S/C2H2O4/c3-1(4)2(5)6/h(H,3,4)(H,5,6)/p-2
InChIKeyMUBZPKHOEPUJKR-UHFFFAOYSA-L
SMILES
SoftwareSMILES
ACDLabs 10.04
CACTVS 3.341		[O-]C(=O)C([O-])=O
OpenEye OEToolkits 1.5.0C(=O)(C(=O)[O-])[O-]
FormulaC2 O4
NameOXALATE ION
ChEMBL
DrugBank
ZINC
PDB chain3k4z Chain A Residue 293 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3k4z The unique binding mode of cellulosomal CBM4 from Clostridium thermocellum cellobiohydrolase A.
Resolution2.11 Å
Binding residue
(original residue number in PDB)		E80 E174
Binding residue
(residue number reindexed from 1)		E80 E174
Annotation score3
Gene Ontology
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UnboundLocalError		Python 3.6.8: /usr/bin/python3
Wed Dec 18 11:38:08 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 = '3k4z', asym_id = 'A', bs = 'BS04', title = 'The unique binding mode of cellulosomal CBM4 from Clostridium thermocellum cellobiohydrolase A.'
 /var/www/html/BioLiP/pdb.cgi in display_interaction(pdbid='3k4z', asym_id='A', bs='BS04', title='The unique binding mode of cellulosomal CBM4 from Clostridium thermocellum cellobiohydrolase A.')
   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 = '0005975,0008810,0016798', uniprot = '', pdbid = '3k4z', asym_id = 'A'
 /var/www/html/BioLiP/pdb.cgi in display_go(go='0005975,0008810,0016798', uniprot='', pdbid='3k4z', 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>