Structure of PDB 6fti Chain x Binding Site BS01

Receptor Information

>6fti Chain x (length=426) Species: 9615 (Canis lupus familiaris)

FLEVIKPFCVILPEIQKPERKIQFKEKVLWTAITLFIFLVCCQIPLFGIM
SSDSADPFYWMRVILASNRGTLMELGISPIVTSGLIMQLLAGAKIIEVGD
TPKDRALFNGAQKLFGMIITIGQSIVYVMSGICLLITIQLFVAGLIVLLL
DELLQKGYGLGSGISLFIATNICETIVWKAFSPTTVNTGRGMEFEGAIIA
LFHLLATRTDKVRALREAFYRQNLPNLMNLIATIFVFAVVIYFQGFRVDL
PIKSARYRGQYNTYPIKLFYTSNIPIILQSALVSNLYVISQMLSARFPVG
GLCHYLSPPESFGSVLEDPVHAVVYIVFMLGSCAFFSKTWIEVSGSSAKD
VAKQLKEQQMVMRGHRETSMVHELNRYIPTAAAFGGLCIGALSVLADFLG
AIGSGTGILLAVTIIYQYFEIFVKEQ

Ligand information

>6fti Chain u (length=3662)

cgcgaccucagaucagacguggcgacccgcugaauuuaagcauauuaguc
agcggaggagaagaaacuaaccaggauucccucaguaacggcgagugaac
agggaagagcccagcgccgaauccccgccccgcggcggggcgcgggacau
guggcguacggaagacccgcuccccggcgccgcucguggggggcccaagu
ccuucugaucgaggcccagcccguggacggugugaggccgguagcggccc
ccggcgcgccgggcccgggucuucccggagucggguugcuugggaaugca
gcccaaagcgggugguaaacuccaucuaaggcuaaauaccggcacgagac
cgauagucaacaaguaccguaagggaaaguugaaaagaacuuugaagaga
gaguucaagagggcgugaaaccguuaagagguaaacgggugggguccgcg
caguccgcccggaggauucaacccggcggcggguccggccgugucggcgg
cccggcggaucuuucccgcgcgggggaccgucccccgaccggcgaccggc
cgccgccgggcgcauuuccaccgcggcggugcgccgcgaccggcuccggg
acggcugggaaggcccggcggggaagguggcucggccgaguguuacagcc
cccccggcagcagcacucgccgaaucccggggccgagggagcgagacccg
ucgccgcgcucuccccccucccggcgccgccggggggggccgggccaccc
cucccacggcgcgaccgcucggggcggacuguccccagugcgccccgggc
gggucgcgccgucgggcccgggggaggggccacgcgcgcgucccccgaag
agggggacggcggagcgagcgcacggggucggcggcgacgucggcuaccc
acccgacccgucuugaaacacggaccaaggagucuaacacgugcgcgagu
cgggggcucgcacgaaagccgccguggcgcaaugaaggugaaggccggcg
cgcucgccggccgaggugggaucccgaggccucuccaguccgccgagggc
gcaccaccggcccgucucgcccgccgcgccggggagguggagcacgagcg
cacguguuaggacccgaaagauggugaacuaugccugggcagggcgaagc
cagaggaaacucugguggagguccguagcgguccugacgugcaaaucggu
cguccgaccuggguauaggggcgaaagacuaaucgaaccaucuaguagcu
gguucccuccgaaguuucccucaggauagcuggcgcucucgcacacgcag
uuuuauccgguaaagcgaaugauuagaggucuuggggccgaaacgaucuc
aaccuauucucaaacuuuaaauggguaagaagcccggcucgcuggcguga
gccgggcguggaauggagugccuagugggccacuuuugguaagcagaacu
ggcgcugcgggaugaaccgaacgccggguuaaggcgcccgaugccgacgc
ucaucagaccccagaaaagguguugguugauauagacagcaggacggugg
ccauggaagucggaauccgcuaaggaguguguaacaacucaccugccgaa
ucaacuagcccugaaaauggauggcgcuggagcgucgggcccauacccgg
ccgucgccggcagucgagaguggacgggagcggcgggggcggcgcgcgcg
cgcgcccgcccccggagccccgcggacgcuacgccgcgacgaguaggagg
gccgcugcggugagccuugaagccuagggcgcgggcccggguggagccgc
cgcaggugcagaucuuggugguaguagcaaauauucaaacgagaacuuug
aaggccgaaguggagaaggguuccaugugaacagcaguugaacauggguc
agucgguccugagagaugggcgagcgccguuccgaagggacgggcgaugg
ccuccguugcccucggccgaucgaaagggagucggguucagauccccgaa
uccggaguggcggagaugggcgccgcgaggcguccagugcgguaacgcga
ccgaucccggagaagccggcgggagccccggggagaguucucuuuucuuu
gugaagggcagggcgcccuggaauggguucgccccgagagaggggcccgu
gccuuggaaagcgucgcgguuccggcggcguccggugagcucucgcuggc
ccuugaaaauccgggggagaggguguaaaucucgcgccgggccguaccca
uauccgcagcaggucuccaaggugaacagccucuggcauguuggaacaau
guagguaagggaagucggcaagccggauccguaacuucgggauaaggauu
ggcucuaagggcugggucggucgucggccggcgccuagcagccgacuuag
aacuggugcggaccaggggaauccgacuguuuaauuaaaacaaagcaucg
cgaaggcccgcggcggguguugacgcgaugugauuucugcccagugcucu
gaaugucaaagugaagaaauucaaugaagcgcggguaaacggcgggagua
acuaugacucucuuaagguagccaaaugccucgucaucuaauuagugacg
cgcaugaauggaugaacgagauucccacugucccuaccuacuauccagcg
aaaccacagccaagggaacgggcuuggcggaaucagcggggaaagaagac
ccuguugagcuugacucuagucuggcacggugaagagacauguuuuuuca
cugacccggugaggcgggggggcgagccccgaggggcucucgcuucuggc
gccaagcgcccggccgcgcgccggccgggcgcgacccgcuccggggacag
ugccagguggggaguuugacuggggcgguacaccugucaaacgguaacgc
agguguccuaaggcgagcucagggaggacagaaaccucccguggagcaga
agggcaaaagcucgcuugaucuugauuuucaguacgaauacagaccguga
aagcggggccucacgauccuucugaccuuuuggguuuuaagcaggaggug
ucagaaaaguuaccacagggauaacuggcuuguggcggccaagcguucau
agcgacgucgcuuuuugauccuucgaugucggcucuuccuaucauuguga
agcagaauucaccaagcguuggauuguucacccacuaauagggaacguga
gcuggguuuagaccgucgugagacagguuaguuuuacccuacugaugaug
uguuguugccaugguaauccugcucaguacgagaggaaccgcagguucag
acauuugguguaugugcuuggcugaggagccaauggggcgaagcuaccau
cugugggauuaugacugaacgccucuaagucagaaucccgcccaggcgga
acgauacggcagcgccgcggagccucgguuggccucggauagccgguccc
ccgcgggguccggugcggagugcccuucguccugggaaacggggcgcggc
cggagaggcggccgcccccucgcccgucacgcacgccguucguggggaac
cuggcgcuaaaccauucguagacgaccugcuucugggucgggguuucgua
cguagcagagcagcucccucgcugcgaucuauugaaagucagcccucgac
acaaggguuugu

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6fti Structural basis for coupling protein transport and N-glycosylation at the mammalian endoplasmic reticulum.
• Resolution: 4.2 Å
• Binding residue (original residue number in PDB): K268 R273 R402 R405
• Binding residue (residue number reindexed from 1): K253 R258 R363 R366

Gene Ontology

Molecular Function

• GO:0005048 signal sequence binding
• GO:0005515 protein binding
• GO:0008320 protein transmembrane transporter activity
• GO:0043022 ribosome binding

Biological Process

• GO:0006613 cotranslational protein targeting to membrane
• GO:0006616 SRP-dependent cotranslational protein targeting to membrane, translocation
• GO:0015031 protein transport
• GO:0031204 post-translational protein targeting to membrane, translocation
• GO:0039019 pronephric nephron development
• GO:0045047 protein targeting to ER
• GO:0045048 protein insertion into ER membrane

Cellular Component

• GO:0005783 endoplasmic reticulum
• GO:0005784 Sec61 translocon complex
• GO:0005789 endoplasmic reticulum membrane
• GO:0016020 membrane

External links

• PDB: RCSB:6fti, PDBe:6fti, PDBj:6fti
• PDBsum: 6fti
• PubMed: 29519914
• UniProt: P38377|S61A1_CANLF Protein transport protein Sec61 subunit alpha isoform 1 (Gene Name=SEC61A1)