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1DPO

STRUCTURE OF RAT TRYPSIN

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
TRYPSINpolymer22323830.91UniProt (P00763)
Pfam (PF00089)
Rattus rattus (black rat)
2B
(A)
CALCIUM IONnon-polymer40.11Chemie (CA)
3C, D
(A)
SULFATE IONnon-polymer96.12Chemie (SO4)
4E, F, G
(A)
BENZAMIDINEnon-polymer120.23Chemie (BEN)
5H
(A)
waterwater18.0217Chemie (HOH)
Sequence modifications
A: 16 - 245 (UniProt: P00763)
PDBExternal DatabaseDetails
Cys 195Ser 200engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight23830.9
Non-Polymers*Number of molecules6
Total formula weight592.7
All*Total formula weight24423.6
*Water molecules are not included.

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PDB entries from 2025-06-18

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