Structure of PDB 4v8a Chain DN Binding Site BS01

Receptor Information
>4v8a Chain DN (length=60) Species: 300852 (Thermus thermophilus HB8) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ARKALIEKAKRTPKFKVRAYTRCVRCGRARSVYRFFGLCRICLRELAHKG
QLPGVRKASW
Ligand information
>4v8a Chain DA (length=1498) [Search RNA sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
guuggagaguuugauccuggcucagggugaacgcuggcggcgugccuaag
acaugcaagucgugcgggccgcgggcccguggucagcggcggacggguga
guaacgcgugggugaccuacccggaagagggggacaacccggggaaacuc
gggcuaaucccccauguggacccgccccuugggguguguccaaagggcuu
ugcccgcuuccggaugggcccgcgucccaucagcuaguuggugggguaau
ggcccaccaaggcgacgacggguagccggucugagaggauggccggccac
aggggcacugagacacgggccccacuccuacgggaggcagcaguuaggaa
ucuuccgcaaugggcgcaagccugacggagcgacgccgcuuggaggaaga
agcccuucgggguguaaacuccugaacccgggacgaaacccccgacgagg
ggacugacgguaccgggguaauagcgccggccaacuccgugccagcagcc
gcgguaauacggagggcgcgagcguuacccggauucacugggcguaaagg
gcguguaggcggccuggggcgucccaugugaaagaccacggcucaaccgu
gggggagcgugggauacgcucaggcuagacggugggagagggugguggaa
uucccggaguagcggugaaaugcgcagauaccgggaggaacgccgauggc
gaaggcagccaccugguccacccgugacgcugaggcgcgaaagcgugggg
agcaaaccggauuagauacccggguaguccacgcccuaaacgaugcgcgc
uaggucucugggucuccugggggccgaagcuaacgcguuaagcgcgccgc
cuggggaguacggccgcaaggcugaaacucaaaggaauugacgggggccc
gcacaagcgguggagcaugugguuuaauucgaagcaacgcgaagaaccuu
accaggccuugacaugcuagggaacccgggugaaagccuggggugccccg
cgaggggagcccuagcacaggugcugcauggccgucgucagcucgugccg
ugagguguuggguuaagucccgcaacgagcgcaacccccgccguuaguug
ccagcgguucggccgggcacucuaacgggacugcccgcgaaagcgggagg
aaggaggggacgacgucuggucagcauggcccuuacggccugggcgacac
acgugcuacaaugcccacuacaaagcgaugccacccggcaacggggagcu
aaucgcaaaaaggugggcccaguucggauuggggucugcaacccgacccc
augaagccggaaucgcuaguaaucgcggaucagccaugccgcggugaaua
cguucccgggccuuguacacaccgcccgucacgccaugggagcgggcucu
acccgaagucgccgggagccuacgggcaggcgccgaggguagggcccgug
acuggggcgaagucguaacaagguagcuguaccggaaggugcggcugg
......<<<<..[.((((.>>>>.<<<<.<<<<<..<<<<<<<<..<..<
<<.<<<..<<<..<<.<<<<<<<<..>>>>>>>>.>>>>>......<<..
.....<<<<<<<<..<<...<<<<<<<.<<<<<....<<<<<......>>
>>>.....>>>>>...<<<<<.<<<<<....>>>>>.>>>>>..<<<<..
.>>>>.>>>>>>>..>>>>>>>>>><<<....<<<..<<<<<<<<.....
..>>>>>>>>>>>......>>>..<<<<<<<<....>>>>...>>>>.>>
.<<<<<.<.........>>>>>>.<<<<....>>>>...>>>>>>>....
....<<<....<<<<....>>>>..>>>..>>.>>>>>>..<<<<.....
.<<<<....>>>>.....>>>>....<<<<<......<.<<<<.....>>
>>..>.......>>>>>......<<<<<(((...<<<<<.....<<.)))
>>.......>>>>>>>>>>..>>>>>>>>>..........<<<((.....
<<<<...<<<.<<<<<<<.<<<<<<<<<<......<<<<<<.....>>>>
>>....>>>>>>>>..>>>>>>>>>...<<<<<<<<...<<<<<<<....
<<<<<<<.<..<<<......>>>.....>.>>>>>>>...........<<
....>>.>>>>>>>..>>>>>.>>>...>>>...>>>>....<<<<<<..
.<<...<<<<.<.....>.>>>>...>>>>>>>>..........<<<<<<
..<<<<<<<<<<...>>>>>>>>>>...<<..))>>.....>>>>>>.>>
>.<<<......<<<<....>>>>....>>>..)))).]<<<<<.<<<<<<
<.<<.<<<<<<..<<<<<<<<<<......<<........>>.........
.<<<<<<<......<<<<<<<<..<<<<<<<....>>>>>>>.....<..
....>....>>>>>>>>..<<.<<<..<<<<<<.......<<<<<<<<<.
...>>>..<<<<......>>>>..>>>>>>.....<<<<.<<<<<<<...
<...<<<.....>>>>.....>>>>>>>.....<<<<<....>>>>>...
.....>>>>.........>>>...>>>>>>>>....>>>>>>>...>>.>
>>>>>>>.....<<<<<<<.....<<<..<<..<<<<....>>>>..>>.
...>>>.....>>>>>>>.........<.<<<<<<<........>>>>>>
>>.........>>>>>>....<<<<<<<..........>>>>>>>.....
.>>...>>>>>>>>>>.>>....<..<<.<.<<<<.<<<..<<<<<<<<<
<<<<...<.<<<<....<<<....>>>.>>>>.>..>>>>>>>>>>>>>.
.>>>.>>>>..>.>>...>.....<<<<<<<<<....>>>>>>>>>..
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB4v8a The antibiotic thermorubin inhibits protein synthesis by binding to inter-subunit bridge b2a of the ribosome.
Resolution3.2 Å
Binding residue
(original residue number in PDB)
A2 K4 A5 L6 E8 K9 F16 K17 V18 R19 Y21 T22 R29 R31 S32 V33 Y34 R41 I42 R45 E46 K58 S60 W61
Binding residue
(residue number reindexed from 1)
A1 K3 A4 L5 E7 K8 F15 K16 V17 R18 Y20 T21 R28 R30 S31 V32 Y33 R40 I41 R44 E45 K57 S59 W60
Gene Ontology
--> -->
 
 
UnboundLocalError
Python 3.6.8: /usr/bin/python3
Mon Mar 10 18:24:23 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>()
   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 = '4v8a', asym_id = 'DN', bs = 'BS01', title = 'The antibiotic thermorubin inhibits protein synt...ding to inter-subunit bridge b2a of the ribosome.'
 /var/www/html/BioLiP/pdb.cgi in display_interaction(pdbid='4v8a', asym_id='DN', bs='BS01', title='The antibiotic thermorubin inhibits protein synt...ding to inter-subunit bridge b2a of the ribosome.')
   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 = '0003735,0005840,0006412', uniprot = '', pdbid = '4v8a', asym_id = 'DN'
 /var/www/html/BioLiP/pdb.cgi in display_go(go='0003735,0005840,0006412', uniprot='', pdbid='4v8a', asym_id='DN')
    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>