Crystal structure of the acid-base mutant (E477A) of the GH2 exo-beta-mannanase from Xanthomonas axonopodis pv. citri

Structural basis of exo-beta-mannanase activity in the GH2 family.

MTAVTLDGGWRVRLVPGQEQGKTYPKAAAWLPAQVPGAVQTDLIAAKIVPDPFYRDNEGKIQWAGLSDWQYQTRFTVDAA
TLKREHVELVFDGLDTFAEVTLNGKQLLSADNMFRQWRVDAKSLLKRGDNLLEVKLYSPIKKIQPWLAKQPYALPGAYDS
AFGDEPEARHSSTYVRKAPYNFGWDWGPRMVNAGIWKDVRVEAWDAVRVDGLHIAQQRVDAHSAQVQAQLDLQAGRSGPV
QVTLDVLGPDGQKVGQFTQDAVVDPGQNRVDLAVRIANPKRWFPAGYGAQDRYTFVASVRDADGDSQQIKRVTGLRSVEL
RREKDRFGKSMEIVINGIPIFAKGANLIPLDAFPARVTHERMRSTLQDARDANMNMLRMWGGGHYQDDYFYDVADELGIM
IWQDFMFGGAVPPYDVEFRENTRQEAIEQVKRLRDHPSLVLWCGNNAVQTGWENWGDRVKFKQSVDPEERTRIERGMTTL
FGTVFREVVATYDSDVPYWATSPGTDFDGAADQTNDGDMHYWKVWGGPALPVTEYLNVTPRFMSEYGLQSFPDMRTVRAF
AEPGDMDPESPVMRVHQKFDKGNGNKRLMLYIRREFGEPKDFESFVYLSQLMQAEGINIAASHLRASRPQSMGSLYWQLN
DVWPGASWSSVDYYGRWKALHYHARRFYAPEMIAALRNDKGQTEVSLVSDRTTPLTARWRMRVMGMDGKVLSKREEKASV
NALSSQHVGNFSDKQLLGSADPKRTYAVFELLDGDTLLSREVVFFAPAKQLALPAAKIDSQWRADGDGYALTLTSDTLAR
EVWLSFGDVDATLSDNAFDLLPGEPLTVRVTSKAALAQLQSALQVRDLAATLAGAPPEP

Xanthomonas axonopodis pv. citri (strain 306)

CARBOHYDRATE, HYDROLASE-CARBOHYDRATE complex

TAVTLDGGWRVRLVPGQEQGKTYPKAAAWLPAQVPGAVQTDLIAAKIVPDPFYRDNEGKIQWAGLSDWQYQTRFTVDAAT
LKREHVELVFDGLDTFAEVTLNGKQLLSADNMFRQWRVDAKSLLKRGDNLLEVKLYSPIKKIQPWLAKQPYALPGAYDSA
FGDEPEARHSSTYVRKAPYNFGWDWGPRMVNAGIWKDVRVEAWDAVRVDGLHIAQQRVDAHSAQVQAQLDLQAGRSGPVQ
VTLDVLGPDGQKVGQFTQDAVVDPGQNRVDLAVRIANPKRWFPAGYGAQDRYTFVASVRDADGDSQQIKRVTGLRSVELR
REKDRFGKSMEIVINGIPIFAKGANLIPLDAFPARVTHERMRSTLQDARDANMNMLRMWGGGHYQDDYFYDVADELGIMI
WQDFMFGGAVPPYDVEFRENTRQEAIEQVKRLRDHPSLVLWCGNNEVQTGWENWGDRVKFKQSVDPEERTRIERGMTTLF
GTVFREVVATYDSDVPYWATSPGTDFDGAADQTNDGDMHYWKVWGGPALPVTEYLNVTPRFMSEYGLQSFPDMRTVRAFA
EPGDMDPESPVMRVHQKFDKGNGNKRLMLYIRREFGEPKDFESFVYLSQLMQAEGINIAASHLRASRPQSMGSLYWQLND
VWPGASWSSVDYYGRWKALHYHARRFYAPEMIAALRNDKGQTEVSLVSDRTTPLTARWRMRVMGMDGKVLSKREEKASVN
ALSSQHVGNFSDKQLLGSADPKRTYAVFELLDGDTLLSREVVFFAPAKQLALPAAKIDSQWRADGDGYALTLTSDTLARE
VWLSFGDVDATLSDNAFDLLPGEPLTVRVTSKAALAQLQSALQVRDLAATLAGAPPEP