ID A0A091IBW6_CALAN Unreviewed; 552 AA.
AC A0A091IBW6;
DT 26-NOV-2014, integrated into UniProtKB/TrEMBL.
DT 26-NOV-2014, sequence version 1.
DT 27-MAR-2024, entry version 28.
DE RecName: Full=Hyaluronan synthase 2 {ECO:0000256|ARBA:ARBA00022262};
DE EC=2.4.1.212 {ECO:0000256|ARBA:ARBA00012207};
DE AltName: Full=Hyaluronate synthase 2 {ECO:0000256|ARBA:ARBA00030887};
DE AltName: Full=Hyaluronic acid synthase 2 {ECO:0000256|ARBA:ARBA00031214};
GN ORFNames=N300_08483 {ECO:0000313|EMBL:KFO97250.1};
OS Calypte anna (Anna's hummingbird) (Archilochus anna).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Archelosauria; Archosauria; Dinosauria; Saurischia; Theropoda;
OC Coelurosauria; Aves; Neognathae; Caprimulgimorphae; Apodiformes;
OC Trochilidae; Calypte.
OX NCBI_TaxID=9244 {ECO:0000313|EMBL:KFO97250.1, ECO:0000313|Proteomes:UP000054308};
RN [1] {ECO:0000313|EMBL:KFO97250.1, ECO:0000313|Proteomes:UP000054308}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=BGI_N300 {ECO:0000313|EMBL:KFO97250.1};
RA Zhang G., Li C.;
RT "Genome evolution of avian class.";
RL Submitted (APR-2014) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=N-acetyl-beta-D-glucosaminyl-(1->4)-[hyaluronan](n) + UDP-
CC alpha-D-glucuronate = [hyaluronan](n+1) + H(+) + UDP;
CC Xref=Rhea:RHEA:12528, Rhea:RHEA-COMP:12585, Rhea:RHEA-COMP:12587,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:58052, ChEBI:CHEBI:58223,
CC ChEBI:CHEBI:132153, ChEBI:CHEBI:132154; EC=2.4.1.212;
CC Evidence={ECO:0000256|ARBA:ARBA00033617};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:12529;
CC Evidence={ECO:0000256|ARBA:ARBA00033617};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=[hyaluronan](n) + UDP-N-acetyl-alpha-D-glucosamine = H(+) + N-
CC acetyl-beta-D-glucosaminyl-(1->4)-[hyaluronan](n) + UDP;
CC Xref=Rhea:RHEA:20465, Rhea:RHEA-COMP:12583, Rhea:RHEA-COMP:12585,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:57705, ChEBI:CHEBI:58223,
CC ChEBI:CHEBI:132153, ChEBI:CHEBI:132154; EC=2.4.1.212;
CC Evidence={ECO:0000256|ARBA:ARBA00033606};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:20466;
CC Evidence={ECO:0000256|ARBA:ARBA00033606};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946};
CC -!- PATHWAY: Glycan biosynthesis; hyaluronan biosynthesis.
CC {ECO:0000256|ARBA:ARBA00004698}.
CC -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000256|ARBA:ARBA00004651};
CC Multi-pass membrane protein {ECO:0000256|ARBA:ARBA00004651}.
CC Endoplasmic reticulum membrane {ECO:0000256|ARBA:ARBA00004477}; Multi-
CC pass membrane protein {ECO:0000256|ARBA:ARBA00004477}. Membrane
CC {ECO:0000256|ARBA:ARBA00004141}; Multi-pass membrane protein
CC {ECO:0000256|ARBA:ARBA00004141}.
CC -!- SIMILARITY: Belongs to the NodC/HAS family.
CC {ECO:0000256|ARBA:ARBA00006782}.
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DR EMBL; KL217628; KFO97250.1; -; Genomic_DNA.
DR RefSeq; XP_008503559.1; XM_008505337.1.
DR AlphaFoldDB; A0A091IBW6; -.
DR STRING; 9244.A0A091IBW6; -.
DR GeneID; 103538891; -.
DR CTD; 3037; -.
DR OrthoDB; 1361850at2759; -.
DR UniPathway; UPA00341; -.
DR Proteomes; UP000054308; Unassembled WGS sequence.
DR GO; GO:0005789; C:endoplasmic reticulum membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0000139; C:Golgi membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0050501; F:hyaluronan synthase activity; IEA:UniProtKB-EC.
DR GO; GO:0030213; P:hyaluronan biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd06434; GT2_HAS; 1.
DR InterPro; IPR029044; Nucleotide-diphossugar_trans.
DR PANTHER; PTHR22913; HYALURONAN SYNTHASE; 1.
DR PANTHER; PTHR22913:SF7; HYALURONAN SYNTHASE 2; 1.
DR Pfam; PF03142; Chitin_synth_2; 1.
DR SUPFAM; SSF53448; Nucleotide-diphospho-sugar transferases; 1.
PE 3: Inferred from homology;
KW Endoplasmic reticulum {ECO:0000256|ARBA:ARBA00022824};
KW Golgi apparatus {ECO:0000256|ARBA:ARBA00023034};
KW Membrane {ECO:0000256|SAM:Phobius};
KW Reference proteome {ECO:0000313|Proteomes:UP000054308};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692, ECO:0000256|SAM:Phobius};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989,
KW ECO:0000256|SAM:Phobius}.
FT TRANSMEM 12..37
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 43..66
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 375..397
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 403..419
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 431..455
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 475..497
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 509..533
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
SQ SEQUENCE 552 AA; 63618 MW; C40FC7191CE0D777 CRC64;
MHCERFICIL RILGTTLFGV SLLLGITAAY IVGYQFIQTD NYYFSFGLYG AILASHLIIQ
SLFAFLEHRK MKRSLETPIK LNKTVALCIA AYQEDPDYLR KCLLSVKRLT YPGIKVVMVI
DGNSEDDVYM MDIFTEIMGR DKSATYIWSN NFHNKGPGET EESHRESMQH VSQLVLSNKS
VCIMQKWGGK REVMYTAFKA LGRSVDYVQV CDSDTMLDPA SSVEMVKVLE EDPMVGGVGG
DVQILNKYDS WISFLSSVRY WMAFNIERAC QSYFGCVQCI SGPLGMYRNS LLHEFVEDWY
NQEFMGSQCS FGDDRHLTNR VLSLGYATKY TARSKCLTET PIEYLRWLNQ QTRWSKSYFR
EWLYNAMWFH KHHLWMTYEA VITGFFPFFL IATVIQLFYR GKIWNILLFL LTVQLVGLIK
SSFASFLRGN IVMVFMSLYS VLYMSSLLPA KMFAIATINK AGWGTSGRKT IVVNFIGLIP
VSIWFTILLG GVIFTIYKES KKPFSESKQT VLIIGTILYA CYWVMLLTLY LVLITKCGRR
KKEQHYDMVL DV
//
