NTSR1-Gi-NTS(8-13) GTP-Bound Complex in the Canonical, AHD Closed State, 3DVA Sorted (C-Closed*-GTP). Determined by electron microscopy at 3.0 Å resolution. Released 25 Mar 2026.
Explore 9P85 in 3D Show helices and sheets RCSB PDB PDBe
9P85 contains 42 α-helices and 38 β-strands across 4 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.
| Element | Residues | Length | Sheet |
|---|---|---|---|
| α-helix | 7-31 | 25 | |
| β-strand | 33-40 | 8 | 9 |
| α-helix | 46-57 | 12 | |
| α-helix | 63-67 | 5 | |
| α-helix | 70-90 | 21 | |
| α-helix | 99-110 | 12 | |
| α-helix | 121-131 | 11 | |
| α-helix | 134-140 | 7 | |
| α-helix | 152-157 | 6 | |
| α-helix | 159-162 | 4 | |
| α-helix | 171-175 | 5 | |
| β-strand | 185-191 | 7 | 9 |
| β-strand | 194-200 | 7 | 9 |
| α-helix | 211-215 | 5 | |
| β-strand | 220-226 | 7 | 9 |
| α-helix | 227-229 | 3 | |
| β-strand | 233 | 1 | 10 |
| β-strand | 241 | 1 | 10 |
| α-helix | 242-254 | 13 | |
| α-helix | 257-259 | 3 | |
| β-strand | 263-269 | 7 | 9 |
| α-helix | 271-278 | 8 | |
| α-helix | 283-285 | 3 | |
| α-helix | 296-308 | 13 | |
| β-strand | 319-323 | 5 | 9 |
| α-helix | 329-341 | 13 | |
| α-helix | 342-346 | 5 | |
| α-helix | 347-349 | 3 |
| Element | Residues | Length | Sheet |
|---|---|---|---|
| α-helix | 4-25 | 22 | |
| α-helix | 30-34 | 5 | |
| α-helix | 38-39 | 2 | |
| β-strand | 47-51 | 5 | 2 |
| β-strand | 58-62 | 5 | 3 |
| β-strand | 69-74 | 6 | 3 |
| β-strand | 78-83 | 6 | 3 |
| β-strand | 88-94 | 7 | 3 |
| β-strand | 100-105 | 6 | 4 |
| β-strand | 111-116 | 6 | 4 |
| β-strand | 120-125 | 6 | 4 |
| β-strand | 134-140 | 7 | 4 |
| β-strand | 148-151 | 4 | 5 |
| β-strand | 156-160 | 5 | 5 |
| β-strand | 165-170 | 6 | 5 |
| β-strand | 176-181 | 6 | 5 |
| β-strand | 189-192 | 4 | 6 |
| β-strand | 198-202 | 5 | 6 |
| β-strand | 207-212 | 6 | 6 |
| β-strand | 218-223 | 6 | 6 |
| β-strand | 229-234 | 6 | 7 |
| β-strand | 240-245 | 6 | 7 |
| β-strand | 249-254 | 6 | 7 |
| β-strand | 259-265 | 7 | 7 |
| β-strand | 273-278 | 6 | 8 |
| β-strand | 284-289 | 6 | 8 |
| β-strand | 294-298 | 5 | 8 |
| β-strand | 303-308 | 6 | 8 |
| β-strand | 315-320 | 6 | 2 |
| β-strand | 327-331 | 5 | 2 |
| β-strand | 336-339 | 4 | 2 |
| Element | Residues | Length | Sheet |
|---|---|---|---|
| α-helix | 11-23 | 13 | |
| α-helix | 30-44 | 15 | |
| α-helix | 54-55 | 2 |
| Element | Residues | Length | Sheet |
|---|---|---|---|
| α-helix | 52-54 | 3 | |
| α-helix | 60-89 | 30 | |
| α-helix | 101-124 | 24 | |
| α-helix | 125-129 | 5 | |
| α-helix | 137-171 | 35 | |
| α-helix | 173-178 | 6 | |
| α-helix | 182-199 | 18 | |
| α-helix | 203-206 | 4 | |
| β-strand | 209-211 | 3 | 1 |
| α-helix | 219-221 | 3 | |
| β-strand | 222-224 | 3 | 1 |
| α-helix | 230-241 | 12 | |
| α-helix | 242-246 | 5 | |
| α-helix | 247-272 | 26 | |
| α-helix | 292-328 | 37 | |
| α-helix | 331-333 | 3 | |
| α-helix | 336-365 | 30 | |
| α-helix | 366-368 | 3 |
| Molecule | Chains | Type | Length | Organism | UniProt |
|---|---|---|---|---|---|
| Neurotensin receptor type 1 | R | protein | 445 | Homo sapiens | P30989 (AlphaFold model) |
| NTS(8-13) | L | protein | 6 | Homo sapiens | |
| Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 | B | protein | 344 | Homo sapiens | P62873 (AlphaFold model) |
| Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 | C | protein | 71 | Homo sapiens | P59768 (AlphaFold model) |
| Guanine nucleotide-binding protein G(i) subunit alpha-1 | A | protein | 354 | Homo sapiens | P63096 (AlphaFold model) |
>9P85_1 Neurotensin receptor type 1 (chains R) DYKDDDDAMGQPGNGSAFLLAPNRSHAPDHDVENLYFQGQRAQAGLEEALLAPGFGNASG NASERVLAAPSSELDVNTDIYSKVLVTAVYLALFVVGTVGNTVTLFTLARKKSLQSLQST VHYHLGSLALSDLLTLLLAMPVELYNFIWVHHPWAFGDAGCRGYYFLRDACTYATALNVA SLSVERYLAICHPFKAKTLMSRSRTKKFISAIWLASALLAVPMLFTMGEQNRSADGQHAG GLVCTPTIHTATVKVVIQVNTFMSFIFPMVVISVLNTIIANKLTVMVRQAAEQGQVCTVG GEHSTFSMAIEPGRVQALRHGVRVLRAVVIAFVVCWLPYHVRRLMFCYISDEQWTPFLYD FYHYFYMVTNALFYVSSTINPILYNLVSANFRHIFLATLACLCPVWRRRRKRPAFSRKAD SVSSNHTLSSNATRETLYLEVLFQG
>9P85_2 NTS(8-13) (chains L) RRPYIL
>9P85_3 Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 (chains B) PGSSGSELDQLRQEAEQLKNQIRDARKACADATLSQITNNIDPVGRIQMRTRRTLRGHLA KIYAMHWGTDSRLLVSASQDGKLIIWDSYTTNKVHAIPLRSSWVMTCAYAPSGNYVACGG LDNICSIYNLKTREGNVRVSRELAGHTGYLSCCRFLDDNQIVTSSGDTTCALWDIETGQQ TTTFTGHTGDVMSLSLAPDTRLFVSGACDASAKLWDVREGMCRQTFTGHESDINAICFFP NGNAFATGSDDATCRLFDLRADQELMTYSHDNIICGITSVSFSKSGRLLLAGYDDFNCNV WDALKADRAGVLAGHDNRVSCLGVTDDGMAVATGSWDSFLKIWN
>9P85_4 Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 (chains C) MASNNTASIAQARKLVEQLKMEANIDRIKVSKAAADLMAYCEAHAKEDPLLTPVPASENP FREKKFFCAIL
>9P85_5 Guanine nucleotide-binding protein G(i) subunit alpha-1 (chains A) MGCTLSAEDKAAVERSKMIDRNLREDGEKAAREVKLLLLGAGESGKSTIVKQMKIIHEAG YSEEECKQYKAVVYSNTIQSIIAIIRAMGRLKIDFGDSARADDARQLFVLAGAAEEGFMT AELAGVIKRLWKDSGVQACFNRSREYQLNDSAAYYLNDLDRIAQPNYIPTQQDVLRTRVK TTGIVETHFTFKDLHFKMFDVGGQRSERKKWIHCFEGVTAIIFCVALSDYDLVLAEDEEM NRMHESMKLFDSICNNKWFTDTSIILFLNKKDLFEEKIKKSPLTICYPEYAGSNTYEEAA AYIQCQFEDLNKRKDTKEIYTHFTCATDTKNVQFVFDAVTDVIIKNNLKDCGLF
Snapshots of the dynamic basis of NTSR1 G protein subtype promiscuity. Vo, A.A., Modak, A., Lu, S. et al. Nature (2026) 652:803-811. DOI 10.1038/s41586-026-10120-7 · PubMed
Other PDB entries of the same protein (UniProt P30989 (AlphaFold model), which also has an AlphaFold model), best resolution first:
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