1S0D: Botulinum neurotoxin type B at pH 5.5

Crystal structure of botulinum neurotoxin type B at pH 5.5. Determined by X-ray diffraction at 2.2 Å resolution. Released 16 Mar 2004.

Method
X-ray diffraction
Resolution
2.2 Å
Organism
Clostridium botulinum
Chains
1
Atoms
11,145
Mol. weight
150.98 kDa
Ligands
CA, ZN
Released
16 Mar 2004

Explore 1S0D in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

1S0D contains 60 α-helices and 89 β-strands across 1 chain. 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.

Chain A: 60 helices, 89 β-strands

ElementResiduesLengthSheet
α-helix12-132
β-strand18-2251
α-helix24-263
β-strand33-3971
β-strand42-4541
α-helix55-584
β-strand63-6422
β-strand71-7223
β-strand7314
α-helix81-9919
α-helix102-11312
α-helix115-1173
β-strand127-12825
β-strand136-14051
β-strand150-15451
β-strand157-16041
β-strand16514
β-strand170-17231
β-strand175-17626
β-strand179-18026
α-helix181-1833
β-strand190-19341
β-strand198-19927
β-strand201-20228
β-strand219-22028
α-helix223-23816
α-helix2471
β-strand24819
β-strand250110
β-strand257111
α-helix258-2592
β-strand26319
α-helix265-2717
α-helix275-2784
α-helix281-30222
β-strand307-30825
α-helix316-32611
β-strand330-331212
β-strand337-338212
α-helix341-3499
α-helix350-3545
α-helix357-3637
β-strand380-38237
β-strand392113
β-strand396113
α-helix400-4023
α-helix406-4116
β-strand41218
α-helix417-4193
β-strand420-42127
α-helix425-4273
β-strand428-42923
β-strand432-436514
β-strand445-449514
α-helix450-4523
β-strand454111
β-strand457110
α-helix459-4613
α-helix465-4673
β-strand470-472315
α-helix487-4926
α-helix501-5044
β-strand506-50721
α-helix508-5103
β-strand51616
β-strand523-52422
β-strand526-530514
α-helix536-5416
β-strand553-555316
α-helix558-5636
β-strand567-569316
α-helix574-5818
α-helix586-60419
α-helix605-6084
β-strand611117
α-helix612-6143
β-strand616117
α-helix623-6275
α-helix638-6458
α-helix646-6494
α-helix662-6643
β-strand665-667315
α-helix668-6692
α-helix674-70229
α-helix703-7075
α-helix708-73730
α-helix742-7465
α-helix752-78130
α-helix782-7865
α-helix787-81630
α-helix817-8193
α-helix822-83211
α-helix835-8373
α-helix839-8413
α-helix846-85611
α-helix859-8624
β-strand863-866418
β-strand867-869319
β-strand874-876319
β-strand883-886420
β-strand891-892218
β-strand897-900418
β-strand908-911420
β-strand925-932818
α-helix934-9374
α-helix938-9403
α-helix941-9466
β-strand948-955820
β-strand960-966720
β-strand969-975720
β-strand981-987720
β-strand1002-1008718
β-strand1012-1017618
β-strand1020-1026718
β-strand1039-1044620
β-strand1053-1061918
α-helix1064-10663
α-helix1067-107812
β-strand1082121
β-strand1084122
β-strand1090122
α-helix10911
β-strand1092-1093223
β-strand1096-1097224
β-strand1098-1101425
β-strand1107-1111524
β-strand1118-1122524
α-helix1123-11242
β-strand1125126
β-strand1136126
β-strand1144-1148524
β-strand1158-1159223
β-strand1161121
β-strand1165-1172824
β-strand1175-1180624
β-strand1181-1182227
β-strand1189-1191324
α-helix11921
β-strand1193-1196424
β-strand1203-1204227
β-strand1207-1210424
β-strand1220125
β-strand1221-1225524
β-strand1233-12451324
β-strand1250-12591024
α-helix1261-12655
β-strand1279-1282425
β-strand1285128
β-strand1288128

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Botulinum neurotoxin type BAprotein1290Clostridium botulinumP10844 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>1S0D_1 Botulinum neurotoxin type B (chains A)
PVTINNFNYNDPIDNNNIIMMEPPFARGTGRYYKAFKITDRIWIIPERYTFGYKPEDFNK
SSGIFNRDVCEYYDPDYLNTNDKKNIFLQTMIKLFNRIKSKPLGEKLLEMIINGIPYLGD
RRVPLEEFNTNIASVTVNKLISNPGEVERKKGIFANLIIFGPGPVLNENETIDIGIQNHF
ASREGFGGIMQMKFCPEYVSVFNNVQENKGASIFNRRGYFSDPALILMHELIHVLHGLYG
IKVDDLPIVPNEKKFFMQSTDAIQAEELYTFGGQDPSIITPSTDKSIYDKVLQNFRGIVD
RLNKVLVCISDPNININIYKNKFKDKYKFVEDSEGKYSIDVESFDKLYKSLMFGFTETNI
AENYKIKTRASYFSDSLPPVKIKNLLDNEIYTIEEGFNISDKDMEKEYRGQNKAINKQAY
EEISKEHLAVYKIQMCKSVKAPGICIDVDNEDLFFIADKNSFSDDLSKNERIEYNTQSNY
IENDFPINELILDTDLISKIELPSENTESLTDFNVDVPVYEKQPAIKKIFTDENTIFQYL
YSQTFPLDIRDISLTSSFDDALLFSNKVYSFFSMDYIKTANKVVEAGLFAGWVKQIVNDF
VIEANKSNTMDKIADISLIVPYIGLALNVGNETAKGNFENAFEIAGASILLEFIPELLIP
VVGAFLLESYIDNKNKIIKTIDNALTKRNEKWSDMYGLIVAQWLSTVNTQFYTIKEGMYK
ALNYQAQALEEIIKYRYNIYSEKEKSNINIDFNDINSKLNEGINQAIDNINNFINGCSVS
YLMKKMIPLAVEKLLDFDNTLKKNLLNYIDENKLYLIGSAEYEKSKVNKYLKTIMPFDLS
IYTNDTILIEMFNKYNSEILNNIILNLRYKDNNLIDLSGYGAKVEVYDGVELNDKNQFKL
TSSANSKIRVTQNQNIIFNSVFLDFSVSFWIRIPKYKNDGIQNYIHNEYTIINCMKNNSG
WKISIRGNRIIWTLIDINGKTKSVFFEYNIREDISEYINRWFFVTITNNLNNAKIYINGK
LESNTDIKDIREVIANGEIIFKLDGDIDRTQFIWMKYFSIFNTELSQSNIEERYKIQSYS
EYLKDFWGNPLMYNKEYYMFNAGNKNSYIKLKKDSPVGEILTRSKYNQNSKYINYRDLYI
GEKFIIRRKSNSQSINDDIVRKEDYIYLDFFNLNQEWRVYTYKYFKKEEEKLFLAPISDS
DEFYNTIQIKEYDEQPTYSCQLLFKKDEESTDEIGLIGIHRFYESGIVFEEYKDYFCISK
WYLKEVKRKPYNLKLGCNWQFIPKDEGWTE

Ligands and cofactors

IDNameFormulaCopies
CACalcium ionCa2
ZNZinc ionZn1

Primary citation

Role of metals in the biological activity of Clostridium botulinum neurotoxins. Eswaramoorthy, S., Kumaran, D., Keller, J. et al. Biochemistry (2004) 43:2209-2216. DOI 10.1021/bi035844k · PubMed

Other PDB entries of the same protein (UniProt P10844 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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