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4BP1

Crystal Structure of Plasmodium Falciparum Spermidine Synthase in Complex with 5'-Methylthioadenosine and Putrescine

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B, C
(A, B, C)
SPERMIDINE SYNTHASEpolymer28332221.23UniProt (Q8II73)
Pfam (PF17284)
Pfam (PF01564)
PLASMODIUM FALCIPARUM
2D, F, I
(A, B, C)
5'-DEOXY-5'-METHYLTHIOADENOSINEnon-polymer297.33Chemie (MTA)
PubChem (25322898)
PubChem (40467850)
PubChem (51397472)
PubChem (44264468)
PubChem (99302)
PubChem (46874793)
PubChem (453683)
PubChem (98100246)
PubChem (51397471)
PubChem (57104771)
PubChem (58108938)
PubChem (58682801)
PubChem (59099797)
PubChem (91614589)
PubChem (149)
PubChem (124300729)
PubChem (124300795)
PubChem (439176)
PubChem (688097)
PubChem (6541356)
PubChem (13101165)
PubChem (13101166)
PubChem (134694842)
PubChem (138107656)
PubChem (164077596)
3E, G, J
(A, B, C)
1,4-DIAMINOBUTANEnon-polymer88.23Chemie (PUT)
PubChem (1045)
4H
(B)
GLYCEROLnon-polymer92.11Chemie (GOL)
PubChem (753)
5K
(C)
2-(2-{2-[2-(2-METHOXY-ETHOXY)-ETHOXY]-ETHOXY}-ETHOXY)-ETHANOLnon-polymer252.31Chemie (1PG)
PubChem (90255)
6L, M, N
(A, B, C)
waterwater18.0410Chemie (HOH)
Sequence modifications
A, B, C: 41 - 321 (UniProt: Q8II73)
PDBExternal DatabaseDetails
Gly 39-expression tag
Ser 40-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains3
Total formula weight96663.5
Non-Polymers*Number of molecules8
Total formula weight1500.9
All*Total formula weight98164.3
*Water molecules are not included.

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PDB entries from 2026-05-20

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