Structure of PDB 4pf8 Chain A Binding Site BS01

Receptor Information
>4pf8 Chain A (length=300) Species: 314267 (Sulfitobacter sp. NAS-14.1) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DWRGWNIHVEDYPVSHGMEAFMEEVTEKTGGEIKGKVFHAGVLGSQPDAI
EQLRLGIMDFGVFSLGPMGQAVPATNVVSLPFVFKSVPQMYELMDGEPGA
ALGKALEEKGIVALGYYDAGARSFYNSVKPINTPEDVQGMKVRVMNNDLF
VGMIESMGGNATPMAFAEVYQSIKTGVVDGAENNPPSYESTSHFEVAKYY
SLTQHLIIPECLCMSKKTFDGLTPEQQEIVKTAGKNSTDLQRKLWGEREA
ASMKIIMDGGVEVNEIADKSAFQEAMVPVYEKYLAANPEMTDLVNLFRNA
Ligand information
Ligand IDGTR
InChIInChI=1S/C6H10O7/c7-1-2(8)4(5(10)11)13-6(12)3(1)9/h1-4,6-9,12H,(H,10,11)/t1-,2+,3+,4-,6+/m0/s1
InChIKeyAEMOLEFTQBMNLQ-DTEWXJGMSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6[C@@H]1([C@H]([C@H](O[C@H]([C@@H]1O)O)C(=O)O)O)O
ACDLabs 12.01C1(C(C(C(C(C(=O)O)O1)O)O)O)O
CACTVS 3.385O[C@@H]1O[C@@H]([C@H](O)[C@H](O)[C@H]1O)C(O)=O
OpenEye OEToolkits 1.7.6C1(C(C(OC(C1O)O)C(=O)O)O)O
CACTVS 3.385O[CH]1O[CH]([CH](O)[CH](O)[CH]1O)C(O)=O
FormulaC6 H10 O7
Namebeta-D-galactopyranuronic acid;
beta-D-galacturonic acid;
D-galacturonic acid;
galacturonic acid
ChEMBL
DrugBankDB03652
ZINCZINC000004097542
PDB chain4pf8 Chain A Residue 402 [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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PDB4pf8 Experimental strategies for functional annotation and metabolism discovery: targeted screening of solute binding proteins and unbiased panning of metabolomes.
Resolution1.5 Å
Binding residue
(original residue number in PDB)		I32 H33 Q71 S89 R147 R168 M170 F191 N208 S212 E235
Binding residue
(residue number reindexed from 1)		I7 H8 Q46 S64 R122 R143 M145 F166 N183 S187 E210
Annotation score4
Gene Ontology
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UnboundLocalError		Python 3.6.8: /usr/bin/python3
Sun May 4 16:04:51 2025

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>()
   1463     title=pdb2title(pdbid)
   1464     if bs.startswith("BS"):
=> 1465         pubmed,uniprot=display_interaction(pdbid,asym_id,bs,title)
   1466     else:
   1467         if lig3:
pubmed = '', uniprot = '', display_interaction = <function display_interaction>, pdbid = '4pf8', asym_id = 'A', bs = 'BS01', title = 'Experimental strategies for functional annotatio...ng proteins and unbiased panning of metabolomes. '
 /var/www/html/BioLiP/pdb.cgi in display_interaction(pdbid='4pf8', asym_id='A', bs='BS01', title='Experimental strategies for functional annotatio...ng proteins and unbiased panning of metabolomes. ')
   1323         display_ec(ec,csaOrig,csaRenu)
   1324     if go:
=> 1325         display_go(go,uniprot,pdbid,asym_id)
   1326     return pubmed,uniprot
   1327 
global display_go = <function display_go>, go = '0030288,0055085', uniprot = '', pdbid = '4pf8', asym_id = 'A'
 /var/www/html/BioLiP/pdb.cgi in display_go(go='0030288,0055085', uniprot='', pdbid='4pf8', asym_id='A')
    481         '''.replace("$namespace_link",namespace_link
    482           ).replace("$namespace",namespace
=>  483           ).replace("$uniprot",u
    484         ))
    485         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>