Structure of PDB 8ekc Chain C Binding Site BS01

Receptor Information

>8ekc Chain C (length=271) Species: 562 (Escherichia coli)

AVVKCKPTSPGRRHVVKVVNPELHKGKPFAPLLEKNSKSGGRNNNGRITT
RHIGGGHKQAYRIVDFKRNKDGIPAVVERLEYDPNRSANIALVLYKDGER
RYILAPKGLKAGDQIQSGVDAAIKPGNTLPMRNIPVGSTVHNVEMKPGKG
GQLARSAGTYVQIVARDGAYVTLRLRSGEMRKVEADCRATLGEVGNAEHM
LRVLGKAGAARWRGVRPTVRGTAMNPVDHPHGGGEGRNFGKHPVTPWGVQ
TKGKKTRSNKRTDKFIVRRRS

Ligand information

>8ekc Chain A (length=2845)

gguuaagcgacuaagcguacacgguggaugcccuggcagucagaggcgau
gaaggacgugcuaaucugcgauaagcgucgguaaggugauaugaaccguu
auaaccggcgauuuccgaauggggaaacccaguguguuucgacacacuau
cauuaacugaauccauagguuaaugaggcgaaccgggggaacugaaacau
cuaaguaccccgaggaaaagaaaucaaccgagauucccccaguagcggcg
agcgaacggggagcagcccagagccugaaucaguguguguguuaguggaa
gcgucuggaaaggcgcgcgauacagggugacagccccguacacaaaaaug
cacaugcugugagcucgaugaguagggcgggacacgugguauccugucug
aauauggggggaccauccuccaaggcuaaauacuccugacugaccgauag
ugaaccaguaccgugagggaaaggcgaaaagaaccccggcgaggggagug
aaaaagaaccugaaaccguguacguacaagcagugggagcacgcuuaggc
gugugacugcguaccuuuuguauaaugggucagcgacuuauauucuguag
caagguuaaccgaauaggggagccgaagggaaaccgagucuuaacugggc
guuaaguugcaggguauagacccgaaacccggugaucuagccaugggcag
guugaagguuggguaacacuaacuggaggaccgaaccgacuaauguugaa
aaauuagcggaugacuuguggcugggggugaaaggccaaucaaaccggga
gauagcugguucuccccgaaagcuauuuagguagcgccucgugaauucau
cuccggggguagagcacuguuucggcaagggggucaucccgacuuaccaa
cccgaugcaaacugcgaauaccggagaauguuaucacgggagacacacgg
cgggugcuaacguccgucgugaagagggaaacaacccagaccgccagcua
aggucccaaagucaugguuaagugggaaacgaugugggaaggcccagaca
gcgucgagucggccugcgcggaagauguaacggggcuaaaccaugcaccg
aagcugcggcagcgacgcgcguuguuggguaggggagcguucuguaagcc
ugcgaaggugugcugugaggcaugcuggagguaucagaagugcgaaugcu
gacauaaguaacgauaaagcgggugaaaagcccgcucgccggaagaccaa
ggguuccuguccaacguuaaucggggcagggugagucgaccccuaaggcg
aggccgaaaggcguagucgaugggaaacagguuaauauuccuguacuugg
uguuacugcgaaggggggacggagaaggcuauguuggccgggcgacgguu
gucccgguuuaagcguguaggcugguuuuccaggcaaauccggaaaauca
aggcugaggcgugaugacgaggcacuacggugcugaagcaacaaaugccc
ugcuuccaggaaaagccucuaagcaucagguaacaucaaaucguacccca
aaccgacacagguggucagguagagaauaccaaggcgcuugagagaacuc
gggugaaggaacuaggcaaaauggugccguaacuucgggagaaggcacgc
ugauauguaggugaggucccucgcggauggagcugaaaucagucgaagau
accagcuggcugcaacuguuuauuaaaaacacagcacugugcaaacacga
aaguggacguauacggugugacgccugcccggugccggaagguuaauuga
ugggguuagcgcaagcgaagcucuugaucgaagccccgguaaacggcggc
cguaacuauaacgguccuaagguagcgaaauuccuugucggguaaguucc
gaccugcacgaauggcguaaugauggccaggcugucuccacccgagacuc
agugaaauugaacucgcugugaagaugcaguguacccgcggcaagacgga
aagaccccgugaaccuuuacuauagcuugacacugaacauugagccuuga
uguguaggauaggugggaggcuuugaaguguggacgccagucugcaugga
gccgaccuugaaauaccacccuuuaauguuugauguucuaacguugaccc
guaauccggguugcggacagugucugguggguaguuugacuggggcgguc
uccuccuaaagaguaacggaggagcacgaagguuggcuaauccuggucgg
acaucaggagguuagugcaauggcauaagccagcuugacugcgagcguga
cggcgcgagcaggugcgaaagcaggucauagugauccggugguucugaau
ggaagggccaucgcucaacggauaaaagguacuccggggauaacaggcug
auaccgcccaagaguucauaucgacggcgguguuuggcaccucgaugucg
gcucaucacauccuggggcugaaguaggucccaaggguauggcuguucgc
cauuuaaagugguacgcgagcuggguuuagaacgucgugagacaguucgg
ucccuaucugccgugggcgcuggagaacugaggggggcugcuccuaguac
gagaggaccggaguggacgcaucacugguguucggguugucaugccaaug
gcacugcccgguagcuaaaugcggaagagauaagugcugaaagcaucuaa
gcacgaaacuugccccgagaugaguucucccugacccuuuaaggguccug
aaggaacguugaagacgacgacguugauaggccggguguguaagcgcagc
gaugcguugagcuaaccgguacuaaugaaccgugaggcuuaaccu

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 8ekc Insights into the molecular mechanism of translation inhibition by the ribosome-targeting antibiotic thermorubin.
• Resolution: 2.7 Å
• Binding residue (original residue number in PDB): K7 P8 G12 R14 H15 E35 K36 S40 G42 R43 N44 N45 N46 G47 R48 T50 T51 R52 H58 K59 Q60 A61 Y62 R63 Y83 D98 R101 K150 Q153 L154 A155 R156 S157 A158 L176 R177 S178 E180 R182 H200 M201 L205 G206 K207 A208 G209 R212 W213 R217 T219 V220 R221 T223 M225 N226 P227 H232 G235 E236 R238 N239 G241 K242 H243 P247 W248 Q251 T252 K253 G254 K255 K256 T257 R258 R262 K265 R270 R271
• Binding residue (residue number reindexed from 1): K6 P7 G11 R13 H14 E34 K35 S39 G41 R42 N43 N44 N45 G46 R47 T49 T50 R51 H57 K58 Q59 A60 Y61 R62 Y82 D97 R100 K149 Q152 L153 A154 R155 S156 A157 L175 R176 S177 E179 R181 H199 M200 L204 G205 K206 A207 G208 R211 W212 R216 T218 V219 R220 T222 M224 N225 P226 H231 G234 E235 R237 N238 G240 K241 H242 P246 W247 Q250 T251 K252 G253 K254 K255 T256 R257 R261 K264 R269 R270

Gene Ontology

Molecular Function

• GO:0003723 RNA binding
• GO:0003735 structural constituent of ribosome
• GO:0005515 protein binding
• GO:0008270 zinc ion binding
• GO:0016740 transferase activity
• GO:0019843 rRNA binding

Biological Process

• GO:0000027 ribosomal large subunit assembly
• GO:0002181 cytoplasmic translation
• GO:0006412 translation
• GO:0032297 negative regulation of DNA-templated DNA replication initiation

Cellular Component

• GO:0005737 cytoplasm
• GO:0005829 cytosol
• GO:0005840 ribosome
• GO:0015934 large ribosomal subunit
• GO:0022625 cytosolic large ribosomal subunit
• GO:1990082 DnaA-L2 complex
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:8ekc, PDBe:8ekc, PDBj:8ekc
• PDBsum: 8ekc
• PubMed: 36546783
• UniProt: P60422|RL2_ECOLI Large ribosomal subunit protein uL2 (Gene Name=rplB)