eF-site ID 1w18-B PDB Code 1w18 Chain B click to enlarge Title Crystal Structure of levansucrase from Gluconacetobacter diazotrophicus Classification TRANSFERASE Compound LEVANSUCRASE Source ORGANISM_SCIENTIFIC: GLUCONACETOBACTER DIAZOTROPHICUS; Sequence B:  AGVPGFPLPSIHTQQAYDPQSDFTARWTRADALQIKAHSD ATVAAGQNSLPAQLTMPNIPADFPVINPDVWVWDTWTLID KHADQFSYNGWEVIFCLTADPNAGYGFDDRHVHARIGFFY RRAGIPASRRPVNGGWTYGGHLFPDGASAQVYAGQTYTNQ AEWSGSSRLMQIHGNTVSVFYTDVAFNRDANANNITPPQA IITQTLGRIHADFNHVWFTGFTAHTPLLQPDGVLYQNGAQ NEFFNFRDPFTFEDPKHPGVNYMVFEGNTAGQRGVANCTE ADLGFRPNDPNAETLQEVLDSGAYYQKANIGLAIATDSTL SKWKFLSPLISANCVNDQTERPQVYLHNGKYYIFTISHRT TFAAGVDGPDGVYGFVGDGIRSDFQPMNYGSGLTMGNPTD LNTAAGTDFDPSPDQNPRAFQSYSHYVMPGGLVESFIDTV ENRRGGTLAPTVRVRIAQNASAVDLRYGNGGLGGYGDIPA NRADVNIAGFIQD Description Functional site 1) chain B residue 406 type sequence Y description BINDING SITE FOR RESIDUE SO4 B1555 source : AC3 2) chain B residue 407 type sequence L description BINDING SITE FOR RESIDUE SO4 B1555 source : AC3 3) chain B residue 408 type sequence H description BINDING SITE FOR RESIDUE SO4 B1555 source : AC3 4) chain B residue 490 type sequence P description BINDING SITE FOR RESIDUE SO4 B1555 source : AC3 5) chain B residue 491 type sequence G description BINDING SITE FOR RESIDUE SO4 B1555 source : AC3 6) chain B residue 543 type sequence R description BINDING SITE FOR RESIDUE SO4 B1556 source : AC4 7) chain B residue 544 type sequence A description BINDING SITE FOR RESIDUE SO4 B1556 source : AC4 8) chain B residue 135 type ACT_SITE sequence D description Nucleophile => ECO:0000305|PubMed:15869470 source Swiss-Prot : SWS_FT_FI1 9) chain B residue 401 type ACT_SITE sequence E description Proton donor/acceptor => ECO:0000305|PubMed:15869470 source Swiss-Prot : SWS_FT_FI2 10) chain B residue 309 type BINDING sequence D description BINDING => ECO:0000250|UniProtKB:P05655 source Swiss-Prot : SWS_FT_FI3 11) chain B residue 134 type BINDING sequence W description BINDING => ECO:0000250|UniProtKB:P05655 source Swiss-Prot : SWS_FT_FI3 12) chain B residue 135 type BINDING sequence D description BINDING => ECO:0000250|UniProtKB:P05655 source Swiss-Prot : SWS_FT_FI3 13) chain B residue 225 type BINDING sequence S description BINDING => ECO:0000250|UniProtKB:P05655 source Swiss-Prot : SWS_FT_FI3 14) chain B residue 308 type BINDING sequence R description BINDING => ECO:0000250|UniProtKB:P05655 source Swiss-Prot : SWS_FT_FI3 15) chain B residue 309 type SITE sequence D description Transition state stabilizer => ECO:0000305|PubMed:15869470 source Swiss-Prot : SWS_FT_FI4

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