Structure of PDB 6zk9 Chain 9

Receptor sequence
>6zk99 (length=176) Species: 9940 (Ovis aries) [Search protein sequence]
TYKYVNLREPSMDMKSVTDRAAQTLLWTELIRGLGMTLSYLFREPATINY
PFEKGPLSPRFRGEHALRRYPSGEERCIACKLCEAVCPAQAITIEAEPRA
DGSRRTTRYDIDMTKCIYCGFCQEACPVDAIVEGPNFEFSTETHEELLYN
KEKLLNNGDKWEAEIAANIQADYLYR
3D structure
PDB6zk9 The coupling mechanism of mammalian respiratory complex I.
Chain9
Resolution2.3 Å
3D
structure
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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 SF4 9 H65 C87 P88 I92 C116 I117 Y118 C119 G120 F121 C122 H65 C87 P88 I92 C116 I117 Y118 C119 G120 F121 C122
BS02 SF4 9 C77 I78 A79 C80 K81 C83 Y109 C126 P127 A130 I131 C77 I78 A79 C80 K81 C83 Y109 C126 P127 A130 I131
Gene Ontology
--> -->
 
 
UnboundLocalError		Python 3.6.8: /usr/bin/python3
Tue Nov 26 15:48:33 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>()
   1443                 pubmed=display_regular_ligand(pdbid,asym_id,lig3,ligIdx,title)
   1444         else:
=> 1445             pubmed,uniprot=display_protein_receptor(pdbid,asym_id,title)
   1446     
   1447     uniprot_line=''
pubmed = '', uniprot = '', display_protein_receptor = <function display_protein_receptor>, pdbid = '6zk9', asym_id = '9', title = 'The coupling mechanism of mammalian respiratory complex I.'
 /var/www/html/BioLiP/pdb.cgi in display_protein_receptor(pdbid='6zk9', asym_id='9', title='The coupling mechanism of mammalian respiratory complex I.')
    839 
    840     if go:
=>  841         display_go(go,uniprot,pdbid,asym_id)
    842     return pubmed,uniprot
    843 
global display_go = <function display_go>, go = '0016020,0016651,0051539', uniprot = '', pdbid = '6zk9', asym_id = '9'
 /var/www/html/BioLiP/pdb.cgi in display_go(go='0016020,0016651,0051539', uniprot='', pdbid='6zk9', asym_id='9')
    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>