Structure of PDB 3g6e Chain Q Binding Site BS01

Receptor Information

>3g6e Chain Q (length=95) Species: 2238 (Haloarcula marismortui)

PSSNGPLEGTRGKLKNKPRDRGTSPPQRAVEEFDDGEKVHLKIDPSVPNG
RFHPRFDGQTGTVEGKQGDAYKVDIVDGGKEKTIIVTAAHLRRQE

Ligand information

>3g6e Chain 0 (length=2754)

uaugccagcugguggauugcucggcucaggcgcugaugaaggacgugcca
agcugcgauaagcuguggggagccgcacggaggcgaagaaccacagauuu
ccgaaugagaaucucuaacaauugcuucgcgcaaugaggaaccccgagaa
cugaaacaucucaguaucgggaggaacagaaaacgcaacgugaugucguu
aguaaccgcgagugaacgcgauacagcccaaaccgaagcccucacgggca
auguggugucagggcuaccucucaucagccgaccgucuucacgaagucuc
uuggaauagagcgugauacagggugacaaccccguacugaagaccaguac
gcugugcgguagugccagaguagcggggguuggauaucccucgcgaauaa
cgcaggcaucgacugcgaaggcuaaacacaaccugagaccgauagugaac
aaguagugugaacgaacgcugcaaaguacccucagaagggaggcgaaaua
gagcaugaaaucaguuggcgaucgagcgacagggcauacaaggucccuug
acgaaugaccgagacgcgagucuccaguaagacucacgggaagccgaugu
ucugucguacguuuugaaaaacgagccagggagugugucuguauggcaag
ucuaaccggaguauccggggaggcacagggaaaccgacauggccgcaggg
cuugcccgagggccgccgucuucaagggcggggagccauguggacacgac
ccgaauccggacgaucuacgcauggacaagaugaagcgugccgaaaggca
cguggaagucuguuagaguugguguccuacaauacccucucgugaucuau
guguaggggugaaaggcccaucgaguccggcaacagcugguuccaaucga
aacaugucgaagcaugaccuccgccgagguagucugugagguagagcgac
cgauugguccugucaaacuccaaacuuacagacgcuguuugacgcgggga
uuccggugcgcgggguaagccuguguaccaggaggggaacaacccagaga
uagguuaagguccccaaguguggauuaaguguaauccucugaaggugguc
ucgagcccuagacagccgggaggugagcuuagaagcagcuacccucuaag
aaaagcguaacagcuuaccggccgagguuugaggcgcccaaaaugaucgg
gacucaaauccaccaccgagaccuguccguaccacucauacugguaaucg
aguagauuggcgcucuaauuggauggaagcaggggcgagagcuccugugg
accgauuagugacgaaaauccuggccauaguagcagcgauagucggguga
gaaccccgacggccuaauggauaaggguuccucagcacugcugaucagcu
gaggguuagccgguccuaagucucaccgcaacucgacugagacgaaaugg
gaaacagguuaauauuccugugccaucaugcagugaaaguugacgcccug
gggucgaucacgccgggcaucgcccggucgaaccguccaacuccguggaa
gccguaauggcaggaagcggacgaacggcggcauagggaaacgugauuca
accuggggcccaugaaaagacgagcaugauguccguaccgagaaccgaca
cagguguccauggcggcgaaagccaaggccugucgggagcaaccaacguu
agggaauucggcaaguuagucccguaccuucggaagaagggaugccugcu
ccggaacggagcaggucgcagugacucggaagcucggacugucuaguaac
aacauaggugaccgcaaauccgcaaggacucguacggucacugaauccug
cccagugcagguaucugaacaccucguacaagaggacgaaggaccuguca
acggcgggggucuuaagguagcguaguaccuugccgcaucaguagcggcu
ugcaugaauggauuaaccagagcuucacugucccaacguugggcccggug
aacuguacauuccagugcggagucuggagacacccagggggaagcgaaga
cccuauggagcuuuacugcaggcugucgcugaggacucucacuccgggag
gaggacaccgauagccgggcaguuugacuggggcgguacgcgcucgaaaa
gauaucgagcgcgcccuauggucaucucagccggggacccggcgaagagu
gcaagagcaaaagaugacuugacaguguucuucccaacgaggaacgcuga
cgcgaaagcguggucuagcgaaccaauuagccugcuugaugcgggcaauu
gaugacagaaaagcuacccuagggauaacagagucgucacucgcaagagc
acauaucgaccgaguggcuugcuaccucgaugucgguucccuccauccug
cccgugcagaagcgggcaagggugagguuguucgccuauuaaaggagguc
gugagcuggguuuagaccgucgugagacaggucggcugcuaucuacuggg
uguguaggugucugacaagaacgaccguauaguacgagaggaacuacggu
ugguggccacugguguaccgguuguucgagagagcacgugccggguagcc
acgccacacgggguaagagcugaacgcaucuaagcucgaaacccacuugg
aaaagagacaccgccgaggucccgcguacaagacgcggucgauagacucg
gggugugcgcgucgagguaacgagacguuaagcccacgagcacuaacaga
ccaa

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 3g6e U2504 determines the species specificity of the A-site cleft antibiotics: the structures of tiamulin, homoharringtonine, and bruceantin bound to the ribosome.
• Resolution: 2.7 Å
• Binding residue (original residue number in PDB): P1 S2 S3 N4 G5 P6 L7 E8 G9 R11 G12 K13 L14 K15 R21 G22 T23 K38 H40 K42 P45 S46 P48 N49 G50 H53 R55 F56 G58 Q59 T60 Q67 G68 D69 A70 D77 G79 K80 K82 T83 I85 Q94 E95
• Binding residue (residue number reindexed from 1): P1 S2 S3 N4 G5 P6 L7 E8 G9 R11 G12 K13 L14 K15 R21 G22 T23 K38 H40 K42 P45 S46 P48 N49 G50 H53 R55 F56 G58 Q59 T60 Q67 G68 D69 A70 D77 G79 K80 K82 T83 I85 Q94 E95

Gene Ontology

Molecular Function

• GO:0003735 structural constituent of ribosome
• GO:0019843 rRNA binding

Biological Process

• GO:0006412 translation

Cellular Component

• GO:0005840 ribosome
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:3g6e, PDBe:3g6e, PDBj:3g6e
• PDBsum: 3g6e
• PubMed: 19362093
• UniProt: P12734|RL21_HALMA Large ribosomal subunit protein eL21 (Gene Name=rpl21e)