Structure of PDB 2r9r Chain B

Receptor sequence
>2r9rB (length=386) Species: 10116 (Rattus norvegicus) [Search protein sequence]
SERVVINISGLRFETQLKTLAQFPETLLGDPKKRMRYFDPLRNEYFFDRN
RPSFDAILYYYQSGGRLRRPVNVPLDIFSEEIRFYELGEEAMEMFREDEG
YIKEEERPLPENEFQRQVWLLFEYPESSGPARIIAIVSVMVILISIVSFC
LETLPIFRDENEDMHGGGVTFHTYSQSTIGYQQSTSFTDPFFIVETLCII
WFSFEFLVRFFACPSKAGFFTNIMNIIDIVAIIPYYVTIFLTESNKSVLQ
FQNVRRVVQIFRIMRILRIFKLSRHSKGLQILGQTLKASMRELGLLIFFL
FIGVILFSSAVYFAEADERDSQFPSIPDAFWWAVVSMTTVGYGDMVPTTI
GGKIVGSLCAIAGVLTIALPVPVIVSNFNYFYHRET
3D structure
PDB2r9r Atomic structure of a voltage-dependent K+ channel in a lipid membrane-like environment.
ChainB
Resolution2.4 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 PGW B P358 D359 F361 W362 P327 D328 F330 W331
BS02 PGW B S307 K308 G309 S276 K277 G278
BS03 PGW B I254 M255 L310 Q311 R415 E416 I223 M224 L279 Q280 R384 E385
BS04 PGW B Q214 E274 Q183 E243
Gene Ontology
--> -->
 
 
UnboundLocalError		Python 3.6.8: /usr/bin/python3
Fri Nov 15 15:07:58 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 = '2r9r', asym_id = 'B', title = 'Atomic structure of a voltage-dependent K+ channel in a lipid membrane-like environment.'
 /var/www/html/BioLiP/pdb.cgi in display_protein_receptor(pdbid='2r9r', asym_id='B', title='Atomic structure of a voltage-dependent K+ channel in a lipid membrane-like environment.')
    839 
    840     if go:
=>  841         display_go(go,uniprot,pdbid,asym_id)
    842     return pubmed,uniprot
    843 
global display_go = <function display_go>, go = '0005216,0005249,0006811,0006813,0008076,0016020,0051260,0055085', uniprot = '', pdbid = '2r9r', asym_id = 'B'
 /var/www/html/BioLiP/pdb.cgi in display_go(go='0005216,0005249,0006811,0006813,0008076,0016020,0051260,0055085', uniprot='', pdbid='2r9r', asym_id='B')
    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>