Structure of PDB 6oaq Chain A

Receptor sequence

>6oaqA (length=302) Species: 1487953 ([Leptolyngbya] sp. JSC-1)

QTSRVLLIIDDSPEDRELYRRYLLRDRDHSYTVLEAGLGRRGLELWQQHH
PDAVLLDYRLPDLDGLEFLAKLQPPPQQPYLPVIMITGQGNEAIAVQAMK
AGAQDYLVKEQITPEELHLAVNGAIETVHLRTQLHQRIERERVVSQITQK
IHQTLDLEEILQTTVTEVRQFLQADRVFVYRFQPDFSGIVVLESVGDNCV
PVIDAQVEDQYRGEDYRQGRIQAVADIYTAGLTECHVNLLAQFHIRANLV
VPILHADALWGLLVVNQCSAPRQWQPLEIDLLKELATQLGIALQQAELYQ
QA

3D structure

• PDB: 6oaq Structural basis of molecular logic OR in a dual-sensor histidine kinase.
• Chain: A
• Resolution: 2.54 Å

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	BEF	A	D59 Y60 R61 T89 K111	D57 Y58 R59 T87 K109
BS02	MG	A	D13 D59 R61	D11 D57 R59

Gene Ontology

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UnboundLocalError

Python 3.6.8: /usr/bin/python3 Mon Mar 10 06:06:24 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>()

   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 = '6oaq', asym_id = 'A', title = 'Structural basis of molecular logic OR in a dual-sensor histidine kinase.'

 /var/www/html/BioLiP/pdb.cgi in display_protein_receptor(pdbid='6oaq', asym_id='A', title='Structural basis of molecular logic OR in a dual-sensor histidine kinase.')

    839 

    840     if go:

=>  841         display_go(go,uniprot,pdbid,asym_id)

    842     return pubmed,uniprot

    843 

global display_go = <function display_go>, go = '0000160', uniprot = '', pdbid = '6oaq', asym_id = 'A'

 /var/www/html/BioLiP/pdb.cgi in display_go(go='0000160', uniprot='', pdbid='6oaq', asym_id='A')

    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>