| Name | Info | Provider | Link |
|---|---|---|---|
| argS | free resource | BioCyc | https://metacyc.org/gene?orgid=META&id=EG10071 |
| subscription/membership/fee required | Ovid Technologies, Inc. | http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=17061034.ui | |
| subscription/membership/fee required | Springer | https://link.springer.com/article/10.1007/s00726-006-0436-5 |