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9DBN

Tarantula venom peptide Protoxin-I bound to full-length human voltage-gated sodium channel 1.8 (NaV1.8)

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Sodium channel protein type 10 subunit alphapolymer2001225721.31UniProt (Q9Y5Y9)
Pfam (PF00520)
Pfam (PF06512)
Pfam (PF08016)
Homo sapiens (human)Peripheral nerve sodium channel 3,PN3,hPN3,Sodium channel protein type X subunit alpha,Voltage-gated sodium channel subunit alpha Nav1.8
2B
(B)
Beta/omega-theraphotoxin-Tp1apolymer353999.61UniProt (P83480)
Pfam (PF07740)
Thrixopelma pruriensBeta/omega-TRTX-Tp1a,Protoxin-1,ProTx-1,ProTx1,Protoxin-I,ProTx-I
3C, D, E, F, G
(C, D, E, F, G)
beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranosebranched586.55In PDB
GlyTouCan (G15407YE)
4H, I, J, U
(A)
CHOLESTEROLnon-polymer386.74Chemie (CLR)
5K, N, O
(A)
1,2-DIOLEOYL-SN-GLYCERO-3-PHOSPHOCHOLINEnon-polymer787.13Chemie (PCW)
6L, M, P, Q, R
(A)
1-O-OCTADECYL-SN-GLYCERO-3-PHOSPHOCHOLINEnon-polymer510.75Chemie (LPE)
7S, T
(A)
O-[(R)-{[(2R)-2,3-bis(octadecanoyloxy)propyl]oxy}(hydroxy)phosphoryl]-L-serinenon-polymer792.12Chemie (P5S)
Sequence modifications
A: 1 - 1956 (UniProt: Q9Y5Y9)
PDBExternal DatabaseDetails
Asp -44-expression tag
Tyr -43-expression tag
Lys -42-expression tag
Asp -41-expression tag
Asp -40-expression tag
Asp -39-expression tag
Asp -38-expression tag
Lys -37-expression tag
Ser -36-expression tag
Ala -35-expression tag
Trp -34-expression tag
Ser -33-expression tag
His -32-expression tag
Pro -31-expression tag
Gln -30-expression tag
Phe -29-expression tag
Glu -28-expression tag
Lys -27-expression tag
Gly -26-expression tag
Gly -25-expression tag
Gly -24-expression tag
Ser -23-expression tag
Gly -22-expression tag
Gly -21-expression tag
Gly -20-expression tag
Ser -19-expression tag
Gly -18-expression tag
Gly -17-expression tag
Ser -16-expression tag
Ala -15-expression tag
Trp -14-expression tag
Ser -13-expression tag
His -12-expression tag
Pro -11-expression tag
Gln -10-expression tag
Phe -9-expression tag
Glu -8-expression tag
Lys -7-expression tag
Glu -6-expression tag
Asn -5-expression tag
Leu -4-expression tag
Tyr -3-expression tag
Phe -2-expression tag
Gln -1-expression tag
Ser 0-expression tag
Val 1713Met 1713variant
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight229720.9
BranchedNumber of molecules5
Total formula weight2932.7
Non-Polymers*Number of molecules14
Total formula weight8045.7
All*Total formula weight240699.2
*Water molecules are not included.

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PDB entries from 2026-01-14

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