Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

1HNY

The structure of human pancreatic alpha-amylase at 1.8 angstroms resolution and comparisons with related enzymes

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
HUMAN PANCREATIC ALPHA-AMYLASEpolymer49655931.31UniProt (P04746)
Pfam (PF00128)
Pfam (PF02806)
Homo sapiens (human)
2B
(A)
CALCIUM IONnon-polymer40.11Chemie (CA)
3C
(A)
CHLORIDE IONnon-polymer35.51Chemie (CL)
4D
(A)
waterwater18.0359Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight55931.3
Non-Polymers*Number of molecules2
Total formula weight75.5
All*Total formula weight56006.8
*Water molecules are not included.

237735

PDB entries from 2025-06-18

PDB statisticsPDBj update infoContact PDBjnumon