https://bmcstructbiol.biomedcentral.com/articles/10.1186/1472-6807-9-31
https://bmcstructbiol.biomedcentral.com/articles/10.1186/1472-6807-9-37
https://bmcstructbiol.biomedcentral.com/articles/10.1186/1472-6807-9-30
https://bmcstructbiol.biomedcentral.com/articles/10.1186/1472-6807-9-28
https://bmcstructbiol.biomedcentral.com/articles/10.1186/1472-6807-9-32
https://bmcstructbiol.biomedcentral.com/articles/10.1186/1472-6807-9-34
https://bmcstructbiol.biomedcentral.com/articles/10.1186/1472-6807-9-36
https://bmcstructbiol.biomedcentral.com/articles/10.1186/1472-6807-9-38
https://bmcstructbiol.biomedcentral.com/articles/10.1186/1472-6807-9-27
https://bmcstructbiol.biomedcentral.com/articles/10.1186/1472-6807-9-29
https://bmcstructbiol.biomedcentral.com/articles/10.1186/1472-6807-9-33
https://bmcstructbiol.biomedcentral.com/articles/10.1186/1472-6807-9-35