Structure of PDB 3g71 Chain 3 Binding Site BS01

Receptor Information

>3g71 Chain 3 (length=92) Species: 2238 (Haloarcula marismortui)

MQMPRRFNTYCPHCNEHQEHEVEKVRSGRQTGMKWIDRQRERNSGIGNDG
KFSKVPGGDKPTKKTDLKYRCGECGKAHLREGWRAGRLEFQE

Ligand information

>3g71 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: 3g71 U2504 determines the species specificity of the A-site cleft antibiotics: the structures of tiamulin, homoharringtonine, and bruceantin bound to the ribosome.
• Resolution: 2.85 Å
• Binding residue (original residue number in PDB): M1 Q2 P4 F7 N8 T9 Y10 H13 N15 E16 H17 V25 G28 R29 Q30 T31 M33 K34 W35 I36 R38 Q39 R42 G45 I46 G47 N48 G50 K51 S53 K54 G58 D59 K60 P61 T62 K63 K64 D66 K68 K76 A77 L79 R80 G82 R84 A85 G86 Q91
• Binding residue (residue number reindexed from 1): M1 Q2 P4 F7 N8 T9 Y10 H13 N15 E16 H17 V25 G28 R29 Q30 T31 M33 K34 W35 I36 R38 Q39 R42 G45 I46 G47 N48 G50 K51 S53 K54 G58 D59 K60 P61 T62 K63 K64 D66 K68 K76 A77 L79 R80 G82 R84 A85 G86 Q91

Gene Ontology

Molecular Function

• GO:0000049 tRNA binding
• GO:0003735 structural constituent of ribosome
• GO:0008270 zinc ion binding
• GO:0019843 rRNA binding
• GO:0046872 metal ion binding
• GO:0070180 large ribosomal subunit rRNA binding

Biological Process

• GO:0006412 translation

Cellular Component

• GO:0005840 ribosome
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:3g71, PDBe:3g71, PDBj:3g71
• PDBsum: 3g71
• PubMed: 19362093
• UniProt: P32411|RL44E_HALMA Large ribosomal subunit protein eL42 (Gene Name=rpl44e)