teinstophosphorylatetheirsubstrates,thusitcanparticipateintheregulationsincludingionchannelactivation,stressresponse,celladhesion,cytoskeletonreorganization,vesicletransportandsoon.Throughtheregulationsabove,theabilityofcellmigra-tion,survival,proliferationchangesaccordingly,suggestingthatPyk2inmanyimportantregulatoryprocessesmaybecomeatar-getforclinicaleffects.CurrentdrugdevelopmentforPyk2main-lyfocusesoncancer,osteoporosisandimmuneresponse.Thisreviewillustratesthedomainstructure,regulatorymechanisms,potentialdrugtargets,andthedrugdevelopmentofPyk2basedontheabovethreefields,whichwillprovideatheoreticalbasisforclinicaltreatment.Keywords:Pyk2;FAK;domain;drugtarget;cancer;osteo-porosis;immunesystem网络出版时间:2014-5-2110:50网络出版地址:http://www.cnki.net/kcms/doi/10.3969/j.issn.1001-1978.2014.06.003.h