Update README.md

README.md

@@ -26,7 +26,7 @@ inference:
 REXzyme (Reaction to Enzyme) (manuscript in preparation) is a translation machine, similar to Google Translator,
 for the generation of enzymes that catalize user-defined reactions.
 
-![Inference of REXzyme](./rexzyme2.png)
+![Inference of REXzyme](./rexzyme3.png)
 
 It is possible to provide fine-grained input at the substrate level. 
 Akin to how translation machines have learned to translate between complex language pairs with great success,