CATH Classification

Domain Context

CATH Clusters

Superfamily Ribulose bisphosphate carboxylase, small subunit
Functional Family Ribulose bisphosphate carboxylase small chain, chloroplastic

Enzyme Information

4.1.1.39
Ribulose-bisphosphate carboxylase.
based on mapping to UniProt P00873
2 3-phospho-D-glycerate + 2 H(+) = D-ribulose 1,5-bisphosphate + CO(2) + H(2)O.
-!- Will utilize O(2) instead of CO(2), forming 3-phospho-D-glycerate and 2-phosphoglycolate.
4.1.1.39
Ribulose-bisphosphate carboxylase.
based on mapping to UniProt Q43832
2 3-phospho-D-glycerate + 2 H(+) = D-ribulose 1,5-bisphosphate + CO(2) + H(2)O.
-!- Will utilize O(2) instead of CO(2), forming 3-phospho-D-glycerate and 2-phosphoglycolate.

UniProtKB Entries (2)

Q43832
RBS2_SPIOL
Spinacia oleracea
Ribulose bisphosphate carboxylase small chain 2, chloroplastic
P00873
RBS1_CHLRE
Chlamydomonas reinhardtii
Ribulose bisphosphate carboxylase small chain 1, chloroplastic

PDB Structure

PDB 1UZD
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Chimeric Small Subunits Influence Catalysis without Causing Global Conformational Changes in the Crystal Structure of Ribulose-1,5-Bisphosphate Carboxylase/Oxygenase
Karkehabadi, S., Peddi, S.R., Anwaruzzaman, M., Taylor, T.C., Cederlund, A., Genkov, T., Andersson, I., Spreitzer, R.J.
Biochemistry