Structure of PDB 4pfw Chain B

Receptor sequence

>4pfwB (length=540) Species: 243274 (Thermotoga maritima MSB8)

VLERNETMYYGGSLWSPPSNWNPFTPWNAVPGTTGLVYETMFFYDPLTGN
FDPWLAEKGEWLDSKTYRVVLREGIYWHDNVPLTSEDVRFTFEIAKKYKG
IHYSSVWEWLDHIETPDNRTVIFVFKDPRYHEWNELLYTLPIVPKHIWEE
KDETTILQSSNEYPLGSGPYVAHSWDQNKMIFERFENWWGTKVMGVKPAP
KYVVIVRVLSNNVALGMLMKGELDFSNFMLPGVPILKKVYNLNTWYDEPP
YHLSSTVVGLFLNARKYPLSLPEFRRAIAMSINADPIVQRVYEGAVLKAD
PLGFLPNSVWMKYYPKEVVEKHGFKYDPEEAKSILDKLGFRDVNGDGFRE
TPDGKPIKLTIECPYGWTDWMQAIQVIVDQLKVVGINAEPYFPDSSKYYE
NMYKGEFDIEMNANGTGISSTPWTYFNTIFYPDALESEFSYTGNYGRYQN
PEVESLLEELNRTPLDNVEKVTELCGKLGEILLKDLPFIPLWYGAMAFIT
QDNVWTNWPNEHNPYAWPCGWANWWQTGALKILFNLKPAK

3D structure

• PDB: 4pfw Duplication of Genes in an ATP-binding Cassette Transport System Increases Dynamic Range While Maintaining Ligand Specificity.
• Chain: B
• Resolution: 2.198 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	MAN	B	H122 Y123 S125 E152 Y451 T462	H102 Y103 S105 E132 Y431 T442
BS02	BMA	B	N434 N543	N414 N523
BS03	BMA	B	A433 G435 G437 W541 W544	A413 G415 G417 W521 W524
BS04	BMA	B	G32 S33 W35 W541	G12 S13 W15 W521
BS05	BMA	B	W35 N231 F248 M249 W387 D389 W390	W15 N211 F228 M229 W367 D369 W370
BS06	MG	B	D362 N364 D366 F368 E370	D342 N344 D346 F348 E350

Gene Ontology

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UnboundLocalError

Python 3.6.8: /usr/bin/python3 Sat Nov 16 16:27:36 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 = '4pfw', asym_id = 'B', title = 'Duplication of Genes in an ATP-binding Cassette ...namic Range While Maintaining Ligand Specificity.'

 /var/www/html/BioLiP/pdb.cgi in display_protein_receptor(pdbid='4pfw', asym_id='B', title='Duplication of Genes in an ATP-binding Cassette ...namic Range While Maintaining Ligand Specificity.')

    839 

    840     if go:

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

    842     return pubmed,uniprot

    843 

global display_go = <function display_go>, go = '0043190,0055085', uniprot = '', pdbid = '4pfw', asym_id = 'B'

 /var/www/html/BioLiP/pdb.cgi in display_go(go='0043190,0055085', uniprot='', pdbid='4pfw', 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>