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1GPK

Structure of Acetylcholinesterase Complex with (+)-Huperzine A at 2.1A Resolution

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
ACETYLCHOLINESTERASEpolymer53760736.51UniProt (P04058)TORPEDO CALIFORNICA (PACIFIC ELECTRIC RAY)ACHE
2B
(B)
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranosebranched424.41In PDB
GlyTouCan (G42666HT)
3C, D
(A)
2-acetamido-2-deoxy-beta-D-glucopyranosenon-polymer221.22Chemie (NAG)
4E
(A)
Huperzine Anon-polymer242.31Chemie (HUP)
PubChem (16757915)
PubChem (1253)
PubChem (25200044)
PubChem (44461111)
PubChem (1633595)
PubChem (44826349)
PubChem (59922556)
PubChem (71308731)
PubChem (449069)
PubChem (854026)
PubChem (907504)
PubChem (4369233)
PubChem (89451773)
PubChem (5353252)
PubChem (98043106)
PubChem (6565233)
PubChem (5558179)
PubChem (5912039)
PubChem (6348872)
PubChem (118215897)
PubChem (9794806)
PubChem (173587594)
5F
(A)
waterwater18.0529Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight60736.5
BranchedNumber of molecules1
Total formula weight424.4
Non-Polymers*Number of molecules3
Total formula weight684.7
All*Total formula weight61845.6
*Water molecules are not included.

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PDB entries from 2026-05-06

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