Structure of PDB 6xqd Chain 18 Binding Site BS01

Receptor Information

>6xqd Chain 18 (length=64) Species: 300852 (Thermus thermophilus HB8)

PKMKTHKGAKKRVKITASGKVVAMKTGKRHLNWQKSGKEIRQKGRKFVLA
KPEAERIKLLLPYE

Ligand information

>6xqd Chain 1A (length=2871)

agaugguaagggcccacgguggaugccucggcacccgagccgaugaagga
cguggcuaccugcgauaagccagggggagccgguagcgggcguggauccc
uggauguccgaaugggggaacccggccggcgggaacgccggucaccgcgc
gcgcggggggaaccuggggaacugaaacaucucaguacccagaggagagg
aaagagaaaucgacucccugaguagcggcgagcgaaaggggaccagccua
aaccguccggcuuguccgggcggggucguggggcccucggaccgaauccc
cagccuagccgaagcuguugggaagcagcgccagagagggugaaagcccc
guaggcgaaagguggggggauaggugaggguacccgaguaccccgugguu
cguggagccaugggggaaucugggcggaccaccgccuaaggcuaaguacu
ccgggugaccgauagcgcaccaguaccgugagggaaaggugaaaagaacc
ccgggaggggagugaaauagagccugaaaccgugggcuuacaagcaguca
cggccccgagggguuguggcgugccuauugaagcaugagccggcgacuca
cggucgugggcgagcuuaagccguugaggcggaggcguagggaaaccgag
uccgaacagggcgcagcggccgcaaaguccgcggccguggacccgaaacc
gggcgagcuagcccuggccagggugaagcuggggugagacccaguggagg
cccgaaccggugggggaugcaaaccccucggaugagcuggggcuaggagu
gaaaagcuaaccgagcccggagauagcugguucuccccgaaaugacuuua
gggucagccucaggcgcugacuggggccuguagagcacugauagggcuag
ggggcccaccagccuaccaaacccugucaaacuccgaagggucccaggug
gagccugggagugagggcgcgagcgauaacguccgcguccgagcgcggga
acaaccgagaccgccagcuaaggcccccaagucugggcuaagugguaaag
gauguggcgccgcgaagacagccaggagguggcuuagaagcagccauccu
uuaaagagugcguaauagcucacuggucgaguggcgccgcgccgaaaaug
aucggggcuuaagcccagcgccgaagcugcgggucugggggaugacccca
ggcgguaggggagcguucccgaugccgaugaaggccgacccgcgagggcg
gcuggagguaagggaagugcgaaugccggcaugaguaacgauaaagaggg
ugagaaucccucucgccguaagcccaaggguuccuacgcaauggucguca
gcguaggguuaggcgggaccuaaggugaagccgaaaggcguagccgaagg
gcagccgguuaauauuccggcccuucccgcaggugcgauggggggacgcu
cuaggcuagggggaccggagccauggacgagcccggccagaagcgcaggg
ugggagguaggcaaauccgccucccaacaagcucugcgugguggggaagc
ccgggugacaaccccccgaagccagggagccaagaaaagccucuaagcac
aaccugcgggaacccguaccgcaaaccgacacaggugggcgggugcaaga
gcacucaggcgcgcgggagaacccucgccaaggaacucugcaaguuggcc
ccguaacuucgggagaaggggugcucccuggggugaugagccccggggag
ccgcagugaacaggcucuggcgacuguuuaccaaaaacacagcucucugc
gaacucguaagaggagguauagggagcgacgcuugcccggugccggaagg
ucaaggggaggggugcaagccccgaaccgaagccccggugaacggcggcc
guaacuauaacgguccuaagguagcgaaauuccuugucggguaaguuccg
accugcacgaaaagcguaacgaccggagcgcugucucggcgagggacccg
gugaaauugaacuggccgugaagaugcggccuacccguggcaggacgaaa
agaccccguggagcuuuacugcagccugguguuggcucuuggucgcgccu
gcguaggauaggugggagccugugaacccccgccuccgggugggggggag
gcgccggugaaauaccacccuggcgcggcugggggccuaacccucggaug
gggggacagcgcuuggcgggcaguuugacuggggcggucgccuccuaaaa
gguaacggaggcgcccaaagguccccucaggcgggacggaaauccgccgg
agagcgcaaggguagaagggggccugacugcgaggccugcaagccgagca
ggggcgaaagccgggccuagugaaccgguggucccguguggaagggccau
cgaucaacggauaaaaguuaccccggggauaacaggcugaucucccccga
gcguccacagcggcggggagguuuggcaccucgaugucggcucgucgcau
ccuggggcugaagaaggucccaaggguugggcuguucgcccauuaaagcg
gcacgcgagcuggguucagaacgucgugagacaguucggucucuauccgc
cacgggcgcaggaggcuugaggggggcucuuccuaguacgagaggaccgg
aagggacgcaccucugguuucccagcugucccuccaggggcauaagcugg
guagccaugugcggaagggauaaccgcugaaagcaucuaagcgggaagcc
cgccccaagaugaggccucccacggcagccgguaaggacccgggaagacc
acccgguggaugggccggggguguaagcgccgcgaggcguugagccgacc
ggucccaaucguccgaggucu

<<<......<<<<<<<<<<<.....<<..<<<<<<<<<<<<......<<<
<<<.((..((.>>>.....<<<<<<<..<<<))..)).>>>.....>>>>
>>>...>>>....<<<....>>><<<<<<<<....>>>>>>>>.<<<<<.
.>>>>>.>>...<<<<<<.....<......>......>>>>>.>......
...<<....>>...<<<<<.....<<.....>>....>>>>>...<<<..
..<<<<<<<<.....>>>>>>>>......<<<<<<<<<..<<<...<<<<
<.<<<<.<<<...<<<<<......>>>>>((......<<<.....))>>>
...>>>...>>>>..>>>>>..>>>>>>>>>.>>>.....<<<<<<<<<.
......>>>>>>>>>......<<<<<..((((>>>>>..>>>......>>
.>>>>>>.>>...............<<....>>....>>.........<<
<<....>>>>..................>>>>>>>>>>>.......<<<<
<<<<<<<..>>>>>>>>>>>...<............>.<<<<<<....<<
<<<<<<<<<<<..<<<...<<<.....>>>...>>>...<<....>>..<
<<<.....>>>>...<<<..>>>...>>>>>>>>>>>>>..<<.<..<<<
<<<<....<<<<<<<<<<..<<<....<<<<<<......>>>>>>.....
>>>...<<<..<<<<........>>>>.>>>....>>>>>>>>>>..<<<
.....>>>......>>>>>>...>..>.>>..<<<<<<....<<<<<...
.>>>>><<<<<<<<<.....<<<<<<<<<...<<<...<<<<<<<<....
.<<<........>>>......>>>>>>>>..>>.>...>>>>>>>>>...
..>>>>>>>.>>..<<<<<<<.<<......>>.>>>>>>>.....<<<..
....>>>...<<<<.<<<...<<<(((.....<<<<<<...........<
<..<<<<<<<<<........<<<<<.<<<..<<<.......>>>...>>>
.........<<......>>...>>>>>....>>>>>>>>>.>>.......
...)))......>>>>>>.>>>...>>>>>>><<<<<<<<.....>>>>>
>>>....>>>>>>..<<<<<...<<<......<<<<<.<<<....>>>>>
>>>...>>>..>>>>>........>>>>>><......<<.....<<<<<<
.......>>>>>><<<<....<<<<<.<<...<<<<<<...<<.....>>
.>>>>>>....((<<<<.<<...<<<...<<<....>>>...>>>...>>
...<<<<<........>>>>>))<<<<<<<<<<<<<...<<<<....<<<
<<.<<<..<<<<<.<<<<.<<..[[[[...>>>>>><<<...<<<<<<<<
<<<<<<<<.<<.....>>>>>>>>>.....>>>>>>>>>..>>><...<<
<..>>>.....>>>>>>...>>>..>>>>>.........>>>>...>>..
.>>>>>>>>>>>>>>>..>>.....<<......>>>>>>>.<<<<<....
>>>>>..>>>>..<<<<....<<<<<<<<.<<.........<.....<<<
<<...............>>>>><<<<<<<<<<<<.....>>>>>>>>>>>
>............<<<<<<<<<..<<<.........>>>..<<<<<<<..
...<<<....>>>.......>>>>>>>.<<<<<.<<<..<<<<<<<..<<
<...<<...<<<<<....>>>>>...>>...>>>>>>>>..>>>>><<<<
<<.......>>>>>>........<...........<<<<<<.....>>>>
>>.....>....>>>>>..>>.>>>>>>>..>..>>.>>>>>>>>.>>>>
>>.....>.....<<<<<........>>>>>..<<<<<<<<.<<<.....
....<<<<.<<<<<<..<<<<<.<<<.<<<<<.<<<<<<<<<<<<<<<<.
..........<<<<<..<<<......<<<<<.<<<..>>>.>>>>>...>
>>............>>>>>..>>>>>>>>>>>>>>>>...<<<<<....>
>>>>....>>>>>.>>>..>>>>>..<<<<.....>>>><<<<<<.....
......>>>>>>..<<...<<<<<<<...<<<<<<.......>>>>>>..
...<<...(((>>....>>>>>>>...<<<<..<<<......>>>..>>>
>.<<<....>>>.>>))).......<<<<<<<.<<..))))..>>>>>>>
>>.............>>>>..>>>>>>.......<<<<.<.<<<<<<...
<<.......>>...>>>>>>...>>>>.>.......<<<<<.<<<<<<..
<<<<<<<<<......>>>>>>>..>>.<<<<<.....>>>>>.....>>>
>>..>...>>>.>>....<<<<<<<....>>>.>>>>........>>>>>
>>>>>>....<<<<<<<...<<<<..<<<<<<<...............>>
>>>>>.<<<<<...<<<<...<<<<<<<<<<<]]]]>>>>>>...>>>>>
...>>>>.>>>>>...<<<....<<<<<...........>>>>>....>>
>.>>>>.......>>>>>>>..<<<<.>>>>....<<<<<<<<<......
.>>>>>....<<<<<<<<.<<<....<<<<<....>>>>>...>>>..>>
>>>.>>>...>>>>....>>>

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6xqd Sarecycline interferes with tRNA accommodation and tethers mRNA to the 70S ribosome.
• Resolution: 2.8 Å
• Binding residue (original residue number in PDB): P2 K3 M4 K5 T6 H7 K8 K12 R13 K15 T17 A18 S19 K21 K26 T27 K29 R30 H31 L32 N33 W34 Q35 K39 I41 R42 Q43 K44 R46 K47 F48 L50 A51 K52 P53 L60 Y64
• Binding residue (residue number reindexed from 1): P1 K2 M3 K4 T5 H6 K7 K11 R12 K14 T16 A17 S18 K20 K25 T26 K28 R29 H30 L31 N32 W33 Q34 K38 I40 R41 Q42 K43 R45 K46 F47 L49 A50 K51 P52 L59 Y63

Gene Ontology

Molecular Function

• GO:0003735 structural constituent of ribosome

Biological Process

• GO:0006412 translation

Cellular Component

• GO:0005840 ribosome
• GO:0022625 cytosolic large ribosomal subunit
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:6xqd, PDBe:6xqd, PDBj:6xqd
• PDBsum: 6xqd
• PubMed: 32817463
• UniProt: Q5SKU1|RL35_THET8 Large ribosomal subunit protein bL35 (Gene Name=rpmI)