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4BIR

RIBONUCLEASE T1: FREE HIS92GLN MUTANT

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
GUANYL-SPECIFIC RIBONUCLEASE T1polymer10411084.71UniProt (P00651)
Pfam (PF00545)
Aspergillus oryzaeRNASE T1
2B
(A)
CALCIUM IONnon-polymer40.11Chemie (CA)
3C
(A)
waterwater18.0147Chemie (HOH)
Sequence modifications
A: 1 - 104 (UniProt: P00651)
PDBExternal DatabaseDetails
Lys 25Gln 51conflict
Gln 92His 118engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight11084.7
Non-Polymers*Number of molecules1
Total formula weight40.1
All*Total formula weight11124.8
*Water molecules are not included.

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PDB entries from 2025-07-16

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