Multiple Assemblies exist for SMTL entry 5bir
DISECTING HISTIDINE INTERACTIONS IN RIBONUCLEASE T1 USING ASN AND GLN MUTATIONS; X-RAY DIFFRACTION 2.00 Å

SMTL ID
5bir.1
Ligands
GUANOSINE-2'-MONOPHOSPHATE
Polypeptides
RIBONUCLEASE T1
Oligo-state
monomer
SMTL ID
5bir.2
Ligands
CALCIUM ION; GUANOSINE-2'-MONOPHOSPHATE
Polypeptides
RIBONUCLEASE T1
Oligo-state
monomer
SMTL ID
5bir.3
Ligands
CALCIUM ION; GUANOSINE-2'-MONOPHOSPHATE
Polypeptides
RIBONUCLEASE T1
Oligo-state
homo-dimer