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1C9X

H119A VARIANT OF RIBONUCLEASE A

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
RIBONUCLEASE Apolymer12413641.31UniProt (P61823)
Pfam (PF00074)
Bos taurus (cattle)
2B, C, D
(A)
CHLORIDE IONnon-polymer35.53Chemie (CL)
3E
(A)
waterwater18.0103Chemie (HOH)
Sequence modifications
A: 1 - 124 (UniProt: P61823)
PDBExternal DatabaseDetails
Ala 119His 145engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight13641.3
Non-Polymers*Number of molecules3
Total formula weight106.4
All*Total formula weight13747.6
*Water molecules are not included.

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PDB entries from 2025-06-18

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