STRING 9.05 
ALX4 [ENSP00000332744]
ALX homeobox 4; Transcription factor involved in skull and limb development
ALX1 [ENSP00000315417]
ALX homeobox 1; May play a role in chondrocyte differentiation and may also influence cervix development. Functions as a repressor with the rat prolactin promoter in vivo
Evidence suggesting a functional link:
Neighborhood in the Genome:  
none / insignificant.
Gene Fusions:  
none / insignificant.
Cooccurence Across Genomes:  
none / insignificant.
none / insignificant.
Experimental/Biochemical Data:   yes (score 0.621).  
Association in Curated Databases:  
none / insignificant.
Co-Mentioned in PubMed Abstracts:   yes (score 0.660).  
Combined Score:
Note: the two proteins have some sequence similarity (276.2 bits over 229 amino acids. click here to see the alignment).