Surfeit is a human

gene cluster A gene family is a set of homologous genes within one organism. A gene cluster is a group of two or more genes found within an organism's DNA that encode similar polypeptides, or proteins, which collectively share a generalized function and are o ...

that consists of a group of very tightly linked genes on

chromosome 9 Chromosome 9 is one of the 23 pairs of chromosomes in humans. Humans normally have two copies of this chromosome, as they normally do with all chromosomes. Chromosome 9 spans about 138 million base pairs of nucleic acids (the building blocks of ...

that do not share sequence similarity. Genes in this cluster are numbered 1 through 6: SURF1, SURF2, SURF3, SURF4, SURF5, and SURF6.

References

Genes on human chromosome 9 {{Gene-9-stub