Structure of PDB 4yd9 Chain U Binding Site BS01

Receptor Information
>4yd9 Chain U (length=366) Species: 6637 (Todarodes pacificus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
NSLTPSEIENLRNALAAVQADKTDAGYQKIASFHGMPLSCQYPDGTAFAC
CQHGMVTFPHWHRLYMKQMEDALKAKGAKIGIPYWDWTTAFHSLPILVTE
PKNNPFHHGYIDVADTKTTRDPRPQSFFYRQIAFALEQRDFCDFEIQFEM
GHNAIHSWVGGPSPYGMSTLHYTSYDPLFYVHHSNTDRIWAIWQALQKYR
GLPYNSANCEINKLKKPMMPFSSEDNPNEVTKAHSTGYKSFDYQQLNYEY
DNLNFHGMTIPQLEVHLKKIQEKDRVFAGFLLRAIGQSADVNFDVTFGGT
FCVLGGDYEMPWAFDRLFLYDISKSLVHLRLDAHDDFDIKVTIMGIDGKS
LPPNLLPSPTILFKPG
Ligand information
Ligand IDCUO
InChIInChI=1S/2Cu.2O
InChIKeyPCGDDKBKPXANNY-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341
OpenEye OEToolkits 1.5.0		O1[Cu]O[Cu]1
FormulaCu2 O2
NameCU2-O2 CLUSTER;
CU-O2-CU LINKAGE
ChEMBL
DrugBank
ZINC
PDB chain4yd9 Chain U Residue 3401 [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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PDB4yd9 Crystal Structure of the 3.8-MDa Respiratory Supermolecule Hemocyanin at 3.0 angstrom Resolution
Resolution3.0 Å
Binding residue
(original residue number in PDB)		H2961 H2980 H2989 H3089 H3093 F3116 H3120
Binding residue
(residue number reindexed from 1)		H34 H53 H62 H152 H156 F179 H183
Annotation score4
Gene Ontology
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UnboundLocalError		Python 3.6.8: /usr/bin/python3
Sat Nov 16 06:05:55 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 = '4yd9', asym_id = 'U', bs = 'BS01', title = 'Crystal Structure of the 3.8-MDa Respiratory Supermolecule Hemocyanin at 3.0 angstrom Resolution'
 /var/www/html/BioLiP/pdb.cgi in display_interaction(pdbid='4yd9', asym_id='U', bs='BS01', title='Crystal Structure of the 3.8-MDa Respiratory Supermolecule Hemocyanin at 3.0 angstrom Resolution')
   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 = '0016491', uniprot = '', pdbid = '4yd9', asym_id = 'U'
 /var/www/html/BioLiP/pdb.cgi in display_go(go='0016491', uniprot='', pdbid='4yd9', asym_id='U')
    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>