The name of this superfamily has been modified since the most recent official CATH+ release (v4_2_0). At the point of the last release, this superfamily was named:

"
Sugar-phosphate isomerase, RpiB/LacA/LacB
".

Functional Families

Overview of the Structural Clusters (SC) and Functional Families within this CATH Superfamily. Clusters with a representative structure are represented by a filled circle.
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FunFam 1683: Ribose 5-phosphate isomerase B

Please note: GO annotations are assigned to the full protein sequence rather than individual protein domains. Since a given protein can contain multiple domains, it is possible that some of the annotations below come from additional domains that occur in the same protein, but have been classified elsewhere in CATH.

There are 6 GO terms relating to "molecular function"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
GO Term Annotations Evidence
Ribose-5-phosphate isomerase activity GO:0004751
Catalysis of the reaction: D-ribose 5-phosphate = D-ribulose 5-phosphate.
6 P47636 (/ISS) P53527 (/ISS) P9WKD6 (/ISS) Q73XM4 (/ISS) Q7TYI9 (/ISS) Q9CBY1 (/ISS)
Ribose-5-phosphate isomerase activity GO:0004751
Catalysis of the reaction: D-ribose 5-phosphate = D-ribulose 5-phosphate.
3 P37351 (/IDA) P9WKD7 (/IDA) Q92EU5 (/IDA)
Ribose-5-phosphate isomerase activity GO:0004751
Catalysis of the reaction: D-ribose 5-phosphate = D-ribulose 5-phosphate.
1 P37351 (/IGI)
Protein binding GO:0005515
Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).
1 P9WKD7 (/IPI)
Allose 6-phosphate isomerase activity GO:0008786
Catalysis of the reaction: D-allose-6-phosphate = D-allulose-6-phosphate.
1 P37351 (/IDA)
Allose 6-phosphate isomerase activity GO:0008786
Catalysis of the reaction: D-allose-6-phosphate = D-allulose-6-phosphate.
1 P37351 (/IMP)

There are 4 GO terms relating to "biological process"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
GO Term Annotations Evidence
Pentose-phosphate shunt, non-oxidative branch GO:0009052
The branch of the pentose-phosphate shunt which does not involve oxidation reactions. It comprises a series of sugar phosphate interconversions, starting with ribulose 5-P and producing fructose 6-P and glyceraldehyde 3-P.
6 P47636 (/ISS) P53527 (/ISS) P9WKD6 (/ISS) Q73XM4 (/ISS) Q7TYI9 (/ISS) Q9CBY1 (/ISS)
Pentose-phosphate shunt, non-oxidative branch GO:0009052
The branch of the pentose-phosphate shunt which does not involve oxidation reactions. It comprises a series of sugar phosphate interconversions, starting with ribulose 5-P and producing fructose 6-P and glyceraldehyde 3-P.
1 P9WKD7 (/IDA)
Response to cold GO:0009409
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a cold stimulus, a temperature stimulus below the optimal temperature for that organism.
1 Q05212 (/IEP)
D-allose catabolic process GO:0019316
The chemical reactions and pathways resulting in the breakdown of D-allose, the D-enantiomer of allo-hexose, an aldohexose similar to glucose.
1 P37351 (/IMP)

There are 4 GO terms relating to "cellular component"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
GO Term Annotations Evidence
Extracellular region GO:0005576
The space external to the outermost structure of a cell. For cells without external protective or external encapsulating structures this refers to space outside of the plasma membrane. This term covers the host cell environment outside an intracellular parasite.
1 P9WKD7 (/IDA)
Nucleus GO:0005634
A membrane-bounded organelle of eukaryotic cells in which chromosomes are housed and replicated. In most cells, the nucleus contains all of the cell's chromosomes except the organellar chromosomes, and is the site of RNA synthesis and processing. In some species, or in specialized cell types, RNA metabolism or DNA replication may be absent.
1 Q05212 (/IDA)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
1 Q05212 (/IDA)
Cytosol GO:0005829
The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes.
1 Q05212 (/IDA)