Structure of PDB 6fyy Chain m Binding Site BS02

Receptor Information

>6fyy Chain m (length=147) Species: 4932 (Saccharomyces cerevisiae)

INICRDNHDPFYRYKMPPIQAKVEGRGNGIKTAVLNVADISHALNRPAPY
IVKYFGFELGAQTSISVDKDRYLVNGVHEPAKLQDVLDGFINKFVLCGSC
KNPETEIIITKDNDLVRDCKACGKRTPMDLRHKLSSFILKNPPDSVS

Ligand information

>6fyy Chain 2 (length=1780)

uaucugguugauccugccaguagucauaugcuugucucaaagauuaagcc
augcaugucuaaguauaagcaauuuauacagugaaacugcgaauggcuca
uuaaaucaguuaucguuuauuugauaguuccuuuacuacauggauaucug
ugguaauucuagagcuaauacaugcuuaaaaucucgacccuuuggaagag
auguauuuauuagauaaaaaaucaaugucuucggacuccuugaugauuca
uaauaacuuuucgaaucgcauggccuugugcuggcgaugguucauucaaa
uuucugcccuaucaacuuucgaugguaggauaguggccuaccaugguuuc
aacggguaacggggaauaaggguucgauuccggagagggagccugagaaa
cggcuaccacauccaaggaaggcagcaggcgcgcaaauuacccaauccua
auucagggagguagugacaauaaauaacgauacagggcccauucgggucu
uguaauuggaaugaguacaauguaaauaccuuaacgaggaacaacuggag
ggcaagucuggugccagcagccgcgguaauuccagcuccaguagcguaua
uuaaaguuguugcaguuaaaaagcucguaguugaacuuugggucugguug
uccggucgguuuuucaaccggaucuuuccuucuggcuaaccuguacuccu
ugugggugcaggcgaaccaggacuuuuacuuugaaaaaauuagaguguuc
aaagcaggcgaaagcucgaauauauuagcauggaauaauggaauaggacg
uuugguucuauuuuguugguuucuaggaccaucguaaugauuaauaggga
cggucgggggcaucaguauucaauugucagaggugaaauucuuggauuua
uugaagacuaacuacugcgaaagcauuugccaaggacguuuucauuaauc
aagaacgaaaguuaggggaucgaagaugaucagauaccgucguagucuua
accauaaacuaugccgacuagggaucgggugguguuuuucuuaugaccca
cucggcaccuuacgagaaaucaaagucuuuggguucuggggggaguaugg
ucgcaaggcugaaacuuaaaggaauugacggaagggcaccaccaggagug
gagccugcggcuuaauuugacucaacacggggaaacucaccagguccaga
cacaauaaggauugacagauugagagcucuuucuugauuuuguggguggu
ggugcauggccguucuuaguugguggagugauuugucugcuuaauugcga
uaacgaacgagaccuuaaccuacuaaauaggguugcuggcacuugccggu
ugacucuucuuagagggacuaucgguuucaagccgauggaaguuugaggc
aauaacaggucugugaugcccuuagacguucugggccgcacgcgcgcuac
acugacggagccagcgaguacaaccuuggccgagaggucuggguaaucuu
gugaaacuccgucgugcuggggauagagcauuguaauuauugcucuucaa
cgaggaauuccuaguaagcgcaagucaucagcuugcguugauuacguccc
ugcccuuuguacacaccgcccgucgcuaguaccgauugaauggcuuagug
aggccucaggauuugcuuagagaagggggcaacuccaucucagagcgaag
aaucuggucaaacuuggucauuuagaggaacuaaaagucguaacaagguu
uccguaggugaaccugcggaaggaucauua

...<<<<<...[[[[>>>>>[[[[.((((((................[[[
.[[[..<<....<<....<<..........>>...>>.>>......{{..
......[[[..{{..{.....[[[{...............<<.....<<.
<<<.....>>>.>>......>>........<<<<<..<<....>>..>>>
>>{..[[.((((......<<<<<<<.<<<....>>>....<<......>>
))))]].....}...<<<<..<<<.....>>>.>>>>..}.]]]....}}
}..]]].<<<....<<<....<<<<<<<<.......>>>>>>>>>>>...
...>>>...<<<.<<<<....>>>>....>>>.}}.<<.<<<........
..>>>.>>.<.<<....>>.>...]]]]]].........<<<....<<<.
....>>>..>>>...............<<<<<<<<<<..........>>>
>>>>.>>>......<<..<...........>..>>.........<<<<<(
(....<.<<<<.....<<..))>>.......>>>>>>>>>>..))))))]
]]].........[[[<<.......{{...[[[.{{....<<<<<<<<<<<
.....<<>>.....>>>>>>>>>>>....<<<<<<......<<<.<<...
....>>.>>>......>>>>>>...<<<<<.<<.......<<...<....
...>..<<<....>>>....>>......>>.>>..>>>.........[[[
..(((((((......>>>>>>>..))))))).]]].....}}....<<<<
<<.<<...<<<<..<<..<<<<<<.<...<<<......>>>......>.>
>>>>>..>>......<<<....>>>..>>>>..>.>>>>.>>>...]]].
..}}......<<<<<<<...<...<<<<.<.....>.>>>>...>>>>>>
>>..........<<<.<<.<<<..<<<<<<<<.<<.<.......>>>>>>
>>>>>..>>>...<<.>>.>>...>>.....>>>.]]].<<<......<<
<<....>>>>....>>>..]]]]..<<<<<.<<<<<<<..<<.<<<<<<.
.<<<.<<<<<<......<<........>>..........<<<<<......
<<<<<........<<.<<<........>>>.>>......>>>>>...<<.
<<<..<<.<<<<<<....<<<.<<<<<....>>>...<<<......>>>.
..>>.>>>....<<<<<.<<..<<<<..<<<<<<<<<<<<....>>>>>>
.>>>>>>..>>>>.>>....<<<<<<.....>>>>>>.......>>>>>.
...>>>.>>>.....>>>>>>>.......>>>>>...>>.>>>>.>>>..
...<<<<<<<......<<.....<<<.<<<<....>>>>.>>>....>>.
......>>>>>>>...........<<<<<<..........>>>>>>....
......>>>>>>....<<<<<<<<.......>>>>>>>>......>>...
>>>>>>>>>>.>>....<..<<.<..<<<<.<<....<<<<<<<<.<<<.
.<<<<..<...<<<<<<..........................>>>>>>.
..>..>>>>..>>>.>>>>>>>>...>>.>>>>...>.>>...>.....<
<<<<<<<<<..>>>>>>>>>>.........

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6fyy Translational initiation factor eIF5 replaces eIF1 on the 40S ribosomal subunit to promote start-codon recognition.
• Resolution: 3.02 Å
• Binding residue (original residue number in PDB): K55 F59 E60 L61 G62 A63 Q64 N77 G78 K135 K142
• Binding residue (residue number reindexed from 1): K53 F57 E58 L59 G60 A61 Q62 N75 G76 K133 K140

Gene Ontology

Molecular Function

• GO:0003743 translation initiation factor activity
• GO:0005092 GDP-dissociation inhibitor activity
• GO:0005096 GTPase activator activity
• GO:0005515 protein binding
• GO:0005525 GTP binding
• GO:0008270 zinc ion binding
• GO:0031369 translation initiation factor binding
• GO:0071074 eukaryotic initiation factor eIF2 binding

Biological Process

• GO:0001732 formation of cytoplasmic translation initiation complex
• GO:0006412 translation
• GO:0006413 translational initiation
• GO:0006446 regulation of translational initiation
• GO:0042256 cytosolic ribosome assembly
• GO:0045947 negative regulation of translational initiation

Cellular Component

• GO:0005829 cytosol
• GO:0033290 eukaryotic 48S preinitiation complex
• GO:0043614 multi-eIF complex

External links

• PDB: RCSB:6fyy, PDBe:6fyy, PDBj:6fyy
• PDBsum: 6fyy
• PubMed: 30475211
• UniProt: P38431|IF5_YEAST Eukaryotic translation initiation factor 5 (Gene Name=TIF5)