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1BTW

Episelection: novel KI ~nanomolar inhibitors of serine proteases selected by binding or chemistry on an enzyme surface

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
BETA-TRYPSINpolymer22924013.01UniProt (P00760)
Pfam (PF00089)
Bos taurus (cattle)
2B
(A)
N-(tert-butoxycarbonyl)-L-alanyl-N-{(1S)-5-ammonio-1-[hydroxy(3-hydroxypropoxy)boranyl]pentyl}-L-valinamidenon-polymer475.41BIRD (PRD_000388)
Chemie (0ZW)
3C
(A)
CALCIUM IONnon-polymer40.11Chemie (CA)
4D
(A)
waterwater18.0172Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight24013.0
Non-Polymers*Number of molecules2
Total formula weight515.5
All*Total formula weight24528.4
*Water molecules are not included.

246031

PDB entries from 2025-12-10

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