Structure of PDB 5mgp Chain z Binding Site BS01

Receptor Information

>5mgp Chain z (length=359) Species: 562 (Escherichia coli)

PVNNRIQDLTERSDVLRGYLDYDAKKERLEEVNAELEQPDVWNEPERAQA
LGKERSSLEAVVDTLDQMKQGLEDVSGLLELAVEADDEETFNEAVAELDA
LEEKLAQLEFRRMFSGEYDSADCYLDIQAGSGGTEAQDWASMLERMYLRW
AESRGFKTEIIEESEGEVAGIKSVTIKISGDYAYGWLRTETGVHRLVRKS
PFDSGGRRHTSFSSAFVYPEVDDDIDIEINPADLRIDVYRTSGAGAQHVN
RTESAVRITHIPTGIVTQCQNDRSQHKNKDQAMKQMKAKLYELEMQKKNA
EKQAMEDNKSDIGWGSQIRSYVLDDSRIKDLRTGVETRNTQAVLDGSLDQ
FIEASLKAG

Ligand information

>5mgp Chain A (length=2900)

gguuaagcgacuaagcguacacgguggaugcccuggcagucagaggcgau
gaaggacgugcuaaucugcgauaagcgucgguaaggugauaugaaccguu
auaaccggcgauuuccgaauggggaaacccaguguguuucgacacacuau
cauuaacugaauccauagguuaaugaggcgaaccgggggaacugaaacau
cuaaguaccccgaggaaaagaaaucaaccgagauucccccaguagcggcg
agcgaacggggagcagcccagagccugaaucaguguguguguuaguggaa
gcgucuggaaaggcgcgcgauacagggugacagccccguacacaaaaaug
cacaugcugugagcucgaugaguagggcgggacacgugguauccugucug
aauauggggggaccauccuccaaggcuaaauacuccugacugaccgauag
ugaaccaguaccgugagggaaaggcgaaaagaaccccggcgaggggagug
aaaaagaaccugaaaccguguacguacaagcagugggagcacgcuuaggc
gugugacugcguaccuuuuguauaaugggucagcgacuuauauucuguag
caagguuaaccgaauaggggagccgaagggaaaccgagucuuaacugggc
guuaaguugcaggguauagacccgaaacccggugaucuagccaugggcag
guugaagguuggguaacacuaacuggaggaccgaaccgacuaaugucgaa
aaauuagcggaugacuuguggcugggggugaaaggccaaucaaaccggga
gauagcugguucuccccgaaagcuauuuagguagcgccucgugaauucau
cuccggggguagagcacuguuucggcaagggggucacgacuuaccaaccc
gaugcaaacugcgaauaccggagaauguuaucacgggagacacacggcgg
gugcuaacguccgucgugaagagggaaacaacccagaccgccagcuaagg
ucccaaagucaugguuaagugggaaacgaugugggaaggcccagacagcc
aggauguuggcuuagaagcagccaucauuuaaagaaagcguaauagcuca
cuggucgagucggccugcgcggaagauguaacggggcuaaaccaugcacc
gaagcugcggcagcgacgcuuaugcguuguuggguaggggagcguucugu
aagccugcgaaggugugcugugaggcaugcuggagguaucagaagugcga
augcugacauaaguaacgauaaagcgggugaaaagcccgcucgccggaag
accaaggguuccuguccaacguuaaucggggcagggugagucgaccccua
aggcgaggccgaaaggcguagucgaugggaaacagguuaauauuccugua
cuugguguuacugcgaaggggggacggagaaggcuauguuggccgggcga
cgguugucccgguuuaagcguguaggcugguuuuccaggcaaauccggaa
aaucaaggcugaggcgugaugacgaggcacuacggugcugaagcaacaaa
ugcccugcuuccaggaaaagccucuaagcaucagguaacaucaaaucgua
ccccaaaccgacacagguggucagguagagaauaccaaggcgcuugagag
aacucgggugaaggaacuaggcaaaauggugccguaacuucgggagaagg
cacgcugauauguaggugaggucccucgcggauggagcugaaaucagucg
aagauaccagcuggcugcaacuguuuauuaaaaacacagcacugugcaaa
cacgaaaguggacguauacggugugacgccugcccggugccgggagguua
auugaugggguuagcgcaagcgaagcucuugaucgaagccccgguaaacg
gcggccguaacuauaacgguccuaagguagcgaaauuccuugucggguaa
guuccgaccugcacgaauggcguaaugauggccaggcugucuccacccga
gacucagugaaauugaacucgcugugaagaugcaguguacccgcggcaag
acggaaagaccccguaaaccuuuacuauagcuugacacugaacauugagc
cuugauguguaggauaggugggaggcuuugaaguguggacgccagucugc
auggagccgaccuugaaauaccacccuuuaauguuugauguucuaacguu
gacccguaauccggguugcggacagugucugguggguaguuugacugggg
cggucuccuccuaaagaguaacggaggagcacgaagguuggcuaauccug
gucggacaucaggagguuagugcaauggcauaagccagcuugacugcgag
cgugacggcgcgagcaggugcgaaagcaggucauagugauccggugguuc
ugaauggaagggccaucgcucaacggauaaaagguacuccggggauaaca
ggcugauaccgcccaagaguucauaucgacggcgguguuuggcaccucga
ugucggcucaucacauccuggggcugaaguaggucccaaggguauggcug
uucgccauuuaaagugguacgcgagcuggguuuagaacgucgugagacag
uucggucccuaucugccgugggcgcuggagaacugaggggggcugcuccu
aguacgagaggaccggaguggacgcaucacugguguucggguugucaugc
caauggcacugcccgguagcuaaaugcggaagagauaagugcugaaagca
ucuaagcacgaaacuugccccgagaugaguucucccugacccuuuaaggg
uccugaaggaacguugaagacgacgacguugauaggccggguguguaagc
gcagcgaugcguugagcuaaccgguacuaaugaaccgugaggcuuaaccu

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 5mgp Structural basis for ArfA-RF2-mediated translation termination on mRNAs lacking stop codons.
• Resolution: 3.1 Å
• Binding residue (original residue number in PDB): W47 R245 S247 A249 G250 A251 Q252 H253 N255 R256 E258 R262 R278 Q280
• Binding residue (residue number reindexed from 1): W42 R240 S242 A244 G245 A246 Q247 H248 N250 R251 E253 R257 R273 Q275

Gene Ontology

Molecular Function

• GO:0003747 translation release factor activity
• GO:0016149 translation release factor activity, codon specific

Biological Process

• GO:0006412 translation
• GO:0006415 translational termination
• GO:0075523 viral translational frameshifting

Cellular Component

• GO:0005737 cytoplasm
• GO:0005829 cytosol

External links

• PDB: RCSB:5mgp, PDBe:5mgp, PDBj:5mgp
• PDBsum: 5mgp
• PubMed: 27906161
• UniProt: P07012|RF2_ECOLI Peptide chain release factor RF2 (Gene Name=prfB)