Structure of PDB 8btk Chain BL Binding Site BS01

Receptor Information

>8btk Chain BL (length=210) Species: 9986 (Oryctolagus cuniculus)

APSRNGMILKPHFHKDWQRRVATWFNQPARKIRRRKARQARARRIAPRPA
AGPIRPIVRCPTVRYHTKVRAGRGFSLEELRVAGIHKKVARTIGISVDPR
RRNKSTESLQANVQRLKEYRSKLVLFPRKPSAPKKGDSSAEELKLATQLT
GPVMPIRNVFKKEKARVITEEEKNFKAFASLRMARANARLFGIRAKRAKE
AAEQDVEKKK

Ligand information

>8btk Chain B5 (length=3764)

cgcgaccucagaucagacguggcgacccgcugaauuuaagcauauuaguc
agcggaggaaaagaaacuaaccaggauucccucaguaacggcgagugaac
agggaagagcccagcgccgaauccccgccccgcgguggggcgcgggaaau
guggcguacggaagacccacuccccggcgccgcucguggggggcccaagu
ccuucugaucgaggcccagcccguggacggugugaggccgguagcggccc
ccggcgcgccgggcccgggucuucccggagucggguugcuugggaaugca
gcccaaagcgggugguaaacuccaucuaaggcuaaauaccggcacgagac
cgauagucaacaaguaccguaagggaaaguugaaaagaacuuugaagaga
gaguucaagagggcgugaaaccguuaagagguaaacgggugggguccgcg
caguccgcccggaggauucaacccggcggcgugguccggccgugccggcg
gucucggcggaucuuucccgcuccccguuccuggggguggggucggcggg
ggaccgccccccggccggcgaccggccgccgccgggcgcauuuccaccgc
ggcggugcgccgcgaccggcuccgggacggcugggaaggccccggcgggg
aagguggcccggggggacgccucgccgccgucguccgcggcggcggcggg
cgcgaccccuccccggguguuacagccccgccccggcagcagcagcucgc
cgaaucccggggccgagggagcgagaccugugucgccgcgcucucccccc
ucgggggggccgggccgccccucccacggcgcgaccgcucggggcggacu
guccccagugcgccccgggcgugucacgccgucgggcucgggggaggcca
cggcgcgucgcgcgccggcgcgcgcgcgcgagcgagcgcacggggucggc
ggcgaugucggcuacccacccgacccgucuugaaacacggaccaaggagu
cuaacacgugcgcgagucgggggcucgcacgaaagccgccguggcgcaau
gaaggugaaggccggcggcggcgccgucgucggccgaggugggaucccga
ggcccuuccaguccgccgagggcgcaccaccggcccgucucgcccgccgc
gccggggagguggagcacgagcgcacguguuaggacccgaaagaugguga
acuaugccugggcagggcgaagccagaggaaacucugguggagguccgua
gcgguccugacgugcaaaucggucguccgaccuggguauaggggcgaaag
acuaaucgaaccaucuaguagcugguucccuccgaaguuucccucaggau
agcuggcgcucucgcaaccccgcaguuuuauccgguaaagcgaaugauua
gaggucuuggggccgaaacgaucucaaccuauucucaaacuuuaaauggg
uaagaagcccggcucgcuggcguggagccgggcguggaaugcgagugccu
agugggccacuuuugguaagcagaacuggcgcugcgggaugaaccgaacg
ccggguuaaggcgcccgaugccgacgcucaucagaccccagaaaaggugu
ugguugauauagacagcaggacgguggccauggaagucggaauccgcuaa
ggaguguguaacaacucaccugccgaaucaacuagcccugaaaauggaug
gcgcuggagcgucgggcccauacccggccgucgcuggcagucggcagagc
gagaaagagaguggagccgcggacgcuacgccgcgacgaguaggagggcc
gcugcggugagccuugaagccuagggcgcgggcccggguggagccgccgc
aggugcagaucuuggugguaguagcaaauauucaaacgagaacuuugaag
gccgaaguggagaaggguuccaugugaacagcaguugaacaugggucagu
cgguccugagagaugggcgagcgccguuccgaagggacgggcgauggccu
ccguugcccucagccgaucgaaagggagucggguucagauccccgaaucc
ggaguggcggagaugggcgccgcgaggcguccagugcgguaacgcgaccg
aucccggagaagccggcgggagccccggggagaguucucuuuucuuugug
aagggcagggcgcccuggaauggguucgccccgagagaggggcccgugcc
uuggaaagcgucgcgguuccggcggcguccggugagcucucgcuggcccu
ugaaaauccgggggagaggguguaaaucucgcgccgggccguacccauau
ccgcagcaggucuccaaggugaacagccucuggcauguuggaacaaugua
gguaagggaagucggcaagccggauccguaacuucgggauaaggauuggc
ucuaagggcugguagcagccgacuuagaacuggugcggaccaggggaauc
cgacuguuuaauuaaaacaaagcaucgcgaaggcccgcggcggguguuga
cgcgaugugauuucugcccagugcucugaaugucaaagugaagaaauuca
augaagcgcggguaaacggcgggaguaacuaugacucucuuaagguagcc
aaaugccucgucaucuaauuagugacgcgcaugaauggaugaacgagauu
cccacugucccuaccuacuauccagcgaaaccacagccaagggaacgggc
uuggcggaaucagcggggaaagaagacccuguugagcuugacucuagucu
ggcacggugaagagacaugagagguguagaauaagugggaggcccgggcc
gccggugaaauaccacuacucuuaucguuuuuucacugacccggugaggc
gggggggcgagccccgaggggcucucgcuucuggcgccaagcgccgggcc
ccgucgguccgggccggcggcggccgggcgcgacccgcuccggggacagu
gccagguggggaguuugacuggggcgguacaccugucaaacgguaacgca
gguguccuaaggcgagcucagggaggacagaaaccucccguggagcagaa
gggcaaaagcucgcuugaucuugauuuucaguacgaauacagaccgugaa
agcggggccucacgauccuucugagcuuuuggguuuuaagcaggaggugu
cagaaaaguuaccacagggauaacuggcuuguggcggccaagcguucaua
gcgacgucgcuuuuugauccuucgaugucggcucuuccuaucauugugaa
gcagaauucaccaagcguuggauuguucacccacuaauagggaacgugag
cuggguuuagaccgucgugagacagguuaguuuuacccuacugaugaugu
guuguugccaugguaauccugcucaguacgagaggaaccgcagguucaga
cauuugguguaugugcuuggcugaggagccaauggggcgaagcuaccauc
ugugggauuaugacugaacgccucuaagucagaaucccgcccaggcggaa
cgauacggcagcgccgaaggagccucgguuggccucggauagccgguccc
ccgcgggguccggugcggagagcccuucgucccgggaaauggggcgcggc
cggaaagggggccgcccucucgcccgucacgcaccgcacguucgugggga
accuggcgcuaaaccauucguagacgaccugcuucugggucgggguuucg
uacguagcagagcagcucccucgcugcgaucuauugaaagucagcccucg
acacaaggguuugu

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 8btk Molecular basis of the TRAP complex function in ER protein biogenesis.
• Resolution: 3.5 Å
• Binding residue (original residue number in PDB): A2 S4 R5 M8 L10 K11 H13 F14 H15 K16 W18 W25 Q28 P29 R31 K32 I33 R35 R36 R39 Q40 R42 R44 R56 V59 R60 C61 P62 T63 V64 Y66 H67 R71 G73 R74 L78 K88 R92 D99 P100 R101 R102 R103 K105 S106 Q115 R158 N159 K162 K163 K177 F179 R183 R186 A187 N188 G193 R195 K197 R198
• Binding residue (residue number reindexed from 1): A1 S3 R4 M7 L9 K10 H12 F13 H14 K15 W17 W24 Q27 P28 R30 K31 I32 R34 R35 R38 Q39 R41 R43 R55 V58 R59 C60 P61 T62 V63 Y65 H66 R70 G72 R73 L77 K87 R91 D98 P99 R100 R101 R102 K104 S105 Q114 R157 N158 K161 K162 K176 F178 R182 R185 A186 N187 G192 R194 K196 R197

Gene Ontology

Molecular Function

• GO:0003723 RNA binding
• GO:0003735 structural constituent of ribosome

Biological Process

• GO:0006412 translation

Cellular Component

• GO:0005737 cytoplasm
• GO:0005840 ribosome
• GO:0022625 cytosolic large ribosomal subunit
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:8btk, PDBe:8btk, PDBj:8btk
• PDBsum: 8btk
• PubMed: 37170030
• UniProt: G1TKB3|RL13_RABIT Large ribosomal subunit protein eL13 (Gene Name=RPL13)