Structure of PDB 5a1s Chain C Binding Site BS02

Receptor Information
>5a1s Chain C (length=428) Species: 28901 (Salmonella enterica) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KGASDLLRFKIFGMPLPLYAFALITLLLSHFYNAIPTDLVGGFALMFVMG
AIFGEIGKRLPIFNKYIGGAPVMIFLVAAYFVYAGIFTQKEIDAISNVMD
KSNFLNLFIAVLITGAILSVNRKLLLKSLLGYIPTILAGIVGASLFGIVI
GLCFGIPVDRIMMLYVLPIMGGGNGAGAVPLSEIYHSVTGRSREEYYSTA
IAILTIANIFAIIFAALLDMVGKKYTWLSGEGELVRKASDEKAGQITHRE
TAVGMVLSTTCFLLAYVVAKKILPSIGGVSIHYFAWMVLIVAALNASGLC
SPEIKAGAKRLSDFFSKQLLWVLMVGVGVCYTDLQEIIDALTFANVVIAA
IIVVGAVVGAAIGGWLIGFYPIESSITAGLCMANRGGSGDLEVLSACNRM
NLISYAQISSRLGGGIVLVIASIVFSMM
Ligand information
Ligand IDNA
InChIInChI=1S/Na/q+1
InChIKeyFKNQFGJONOIPTF-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04
CACTVS 3.341
OpenEye OEToolkits 1.5.0
[Na+]
FormulaNa
NameSODIUM ION
ChEMBL
DrugBankDB14516
ZINC
PDB chain5a1s Chain C Residue 502 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB5a1s Mechanism of Na(+)-dependent citrate transport from the structure of an asymmetrical CitS dimer.
Resolution2.5 Å
Binding residue
(original residue number in PDB)
I181 M182 G183 G185 M399 A400 N401
Binding residue
(residue number reindexed from 1)
I169 M170 G171 G173 M382 A383 N384
Annotation score3
Gene Ontology
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UnboundLocalError
Python 3.6.8: /usr/bin/python3
Thu Feb 20 21:19:32 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>()
   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 = '5a1s', asym_id = 'C', bs = 'BS02', title = 'Mechanism of Na(+)-dependent citrate transport from the structure of an asymmetrical CitS dimer.'
 /var/www/html/BioLiP/pdb.cgi in display_interaction(pdbid='5a1s', asym_id='C', bs='BS02', title='Mechanism of Na(+)-dependent citrate transport from the structure of an asymmetrical CitS dimer.')
   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 = '0008514,0015711,0016020', uniprot = '', pdbid = '5a1s', asym_id = 'C'
 /var/www/html/BioLiP/pdb.cgi in display_go(go='0008514,0015711,0016020', uniprot='', pdbid='5a1s', asym_id='C')
    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>