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5FIB

Open form of murine Acid Sphingomyelinase

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
Sphingomyelin phosphodiesterasepolymer53860431.62UniProt (Q04519)
Pfam (PF00149)
Pfam (PF19272)
Mus musculus (Mouse)Acid sphingomyelinase,aSMase
2C, D
(C, D)
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranosebranched570.52In PDB
GlyTouCan (G21290RB)
3E, H
(E, H)
alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranosebranched1057.02In PDB
GlyTouCan (G82348BZ)
4F
(F)
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranosebranched424.41In PDB
GlyTouCan (G42666HT)
5G
(G)
beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranosebranched732.71In PDB
GlyTouCan (G32152BH)
6I
(I)
alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranosebranched910.81In PDB
GlyTouCan (G22768VO)
7J
(J)
alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranosebranched894.81In PDB
GlyTouCan (G42466VF)
8K, L, M, X, Y...
(A, B)
ZINC IONnon-polymer65.46Chemie (ZN)
9BA, CA, DA, EA, FA...
(B, A)
SULFATE IONnon-polymer96.117Chemie (SO4)
10AA
(B)
2-acetamido-2-deoxy-beta-D-glucopyranosenon-polymer221.21Chemie (NAG)
11IA, JA
(A, B)
waterwater18.030Chemie (HOH)
Sequence modifications
A, B: 84 - 611 (UniProt: Q04519)
PDBExternal DatabaseDetails
Asp 74-expression tag
Arg 75-expression tag
His 76-expression tag
His 77-expression tag
His 78-expression tag
His 79-expression tag
His 80-expression tag
His 81-expression tag
Lys 82-expression tag
Leu 83-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight120863.3
BranchedNumber of molecules8
Total formula weight6217.7
Non-Polymers*Number of molecules24
Total formula weight2246.7
All*Total formula weight129327.7
*Water molecules are not included.

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PDB entries from 2025-06-25

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