Structure of PDB 4lt8 Chain XQ Binding Site BS01

Receptor Information
>4lt8 Chain XQ (length=100) Species: 300852 (Thermus thermophilus HB8) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PKKVLTGVVVSDKMQKTVTVLVERQFPHPLYGKVIKRSKKYLAHDPEEKY
KLGDVVEIIESRPISKRKRFRVLRLVESGRMDLVEKYLIRRQNYESLSKR
Ligand information
>4lt8 Chain XA (length=1500) [Search RNA sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
uggagaguuugauccuggcucagggugaacgcuggcggcgugccuaagac
augcaagucgugcgggccgcggggacuccguggucagcggcggacgggug
aguaacgcgugggugaccuacccggaagagggggacaacccggggaaacu
cgggcuaaucccccauguggacccgccccuugggguguguccaaagggcu
uugcccgcuuccggaugggcccgcgucccaucagcuaguuggugggguaa
uggcccaccaaggcgacgacggguagccggucugagaggauggccggcca
caggggcacugagacacgggccccacuccuacgggaggcagcaguuagga
aucuuccgcaaugggcgcaagccugacggagcgacgccgcuuggaggaag
aagcccuucgggguguaaacuccugaacccgggacgaaacccccgacgag
gggacugacgguaccgggguaauagcgccggccaacuccgugccagcagc
cgcgguaauacggagggcgcgagcguuacccggauucacugggcguaaag
ggcguguaggcggccuggggcgucccaugugaaagaccacggcucaaccg
ugggggagcgugggauacgcucaggcuagacggugggagaggguggugga
auucccggaguagcggugaaaugcgcagauaccgggaggaacgccgaugg
cgaaggcagccaccugguccacccgugacgcugaggcgcgaaagcguggg
gagcaaaccggauuagauacccggguaguccacgcccuaaacgaugcgcg
cuaggucucugggucuccugggggccgaagcuaacgcguuaagcgcgccg
ccuggggaguacggccgcaaggcugaaacucaaaggaauugacgggggcc
cgcacaagcgguggagcaugugguuuaauucgaagcaacgcgaagaaccu
uaccaggccuugacaugcuagggaacccgggugaaagccuggggugcccc
gcgaggggagcccuagcacaggugcugcauggccgucgucagcucgugcc
gugagguguuggguuaagucccgcaacgagcgcaacccccgccguuaguu
gccagcgguucggccgggcacucuaacgggacugcccgcgaaagcgggag
gaaggaggggacgacgucuggucagcauggcccuuacggccugggcgaca
cacgugcuacaaugcccacuacaaagcgaugccacccggcaacggggagc
uaaucgcaaaaaggugggcccaguucggauuggggucugcaacccgaccc
caugaagccggaaucgcuaguaaucgcggaucagccaugccgcggugaau
acguucccgggccuuguacacaccgcccgucacgccaugggagcgggcuc
uacccgaagucgccgggagccuacgggcaggcgccgaggguagggcccgu
gacuggggcgaagucguaacaagguagcuguaccggaaggugcggcugga
....<<<<..[.((((.>>>>.<<<<.<<<<<..<<<<<<<<..<..<<<
.<<<..<<<..<<.<<<<<<<<<...>>>>>>>>>.>>>>>......<<.
......<<<<<<<<..<<...<<<<<<<.<<<<<....<<<<<......>
>>>>.....>>>>>...<<<<<.<<<<<....>>>>>.>>>>>..<<<<.
..>>>>.>>>>>>>..>>>>>>>>>><<<....<<<..<<<<<<<<....
...>>>>>>>>>>>......>>>..<<<<<<<<....>>>>...>>>>.>
>.<<<<<.<.........>>>>>>.<<<<....>>>>...>>>>>>>...
.....<<<....<<<<....>>>>..>>>..>>.>>>>>>..<<<<....
..<<<<<..>>>>>.....>>>>....<<<<<........<<<<.....>
>>>..........>>>>>......<<<<<(((...<<<<<.....<<.))
)>>.......>>>>>>>>>>..>>>>>>>>>..........<<<((....
.<<<<...<<<.<<<<<<<.<<<<<<<<<<......<<<<<<.....>>>
>>>....>>>>>>>>..>>>>>>>>>...<<<<<<<<...<<<<<<<...
.<<<<<<<.<..<<<......>>>.....>.>>>>>>>...........<
<....>>.>>>>>>>..>>>>>.>>>...>>>...>>>>....<<<<<<.
..<<...<<<<.<.....>.>>>>...>>>>>>>>..........<<<<<
<..<<<<<<<<<<...>>>>>>>>>>...<<..))>>.....>>>>>>.>
>>.<<<......<<<<....>>>>....>>>..)))).]<<<<<.<<<<<
<<.<<.<<<<<<..<<<<<<<<<<......<<........>>........
..<<<<<<<......<<<<<<<<..<<<<<<<....>>>>>>>...<<<.
.....>>>..>>>>>>>>.<<<.<<<..<<<<<<.......<<<<<<<<<
....>>>..<<<<......>>>>..>>>>>>.....<<<<.<<<<<<<..
.<...<<<.....>>>.>....>>>>>>>.....<<<<<....>>>>>..
......>>>>.........>>>...>>>>>>>>>...>>>>>>>...>>.
>>>>>>>>.....<<<<<<<.....<<<..<<..<<<<....>>>>..>>
....>>>.....>>>>>>>......<....<<<<<<<........>>>>>
>>....>.....>>>>>>....<<<<<<<..........>>>>>>>....
..>>...>>>>>>>>>>.>>....<..<<.<.<<<<.<<<..<<<<<<<<
<<<<<...<.<<<<....<<<....>>>.>>>>.>..>>>>>>>>>>>>>
..>>>.>>>>..>.>>...>.....<<<<<<<<<....>>>>>>>>>...
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB4lt8 Structural insights into +1 frameshifting promoted by expanded or modification-deficient anticodon stem loops.
Resolution3.14 Å
Binding residue
(original residue number in PDB)		P2 K3 S12 M15 Q16 R25 L31 Y32 K34 R38 S39 K40 K41 Y42 E61 R63 P64 I65 S66 K67 R68 K69 R70 R72 R91 N94 Y95 L98 K100
Binding residue
(residue number reindexed from 1)		P1 K2 S11 M14 Q15 R24 L30 Y31 K33 R37 S38 K39 K40 Y41 E60 R62 P63 I64 S65 K66 R67 K68 R69 R71 R90 N93 Y94 L97 K99
Gene Ontology
--> -->
 
 
UnboundLocalError		Python 3.6.8: /usr/bin/python3
Tue Mar 4 22:48:08 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 = '4lt8', asym_id = 'XQ', bs = 'BS01', title = 'Structural insights into +1 frameshifting promot...d or modification-deficient anticodon stem loops.'
 /var/www/html/BioLiP/pdb.cgi in display_interaction(pdbid='4lt8', asym_id='XQ', bs='BS01', title='Structural insights into +1 frameshifting promot...d or modification-deficient anticodon stem loops.')
   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 = '4lt8', asym_id = 'XQ'
 /var/www/html/BioLiP/pdb.cgi in display_go(go='0003735,0005840,0006412', uniprot='', pdbid='4lt8', asym_id='XQ')
    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>