ID CAH_NEIGO STANDARD; PRT; 252 AA. AC Q50940; DT 15-JUL-1999 (Rel. 38, Created) DT 15-JUL-1999 (Rel. 38, Last sequence update) DT 07-FEB-2006 (Rel. 49, Last annotation update) DE Carbonic anhydrase precursor (EC 4.2.1.1) (Carbonate dehydratase). GN Name=cah; OS Neisseria gonorrhoeae. OC Bacteria; Proteobacteria; Betaproteobacteria; Neisseriales; OC Neisseriaceae; Neisseria. OX NCBI_TaxID=485; RN [1] RP NUCLEOTIDE SEQUENCE [GENOMIC DNA], AND CHARACTERIZATION. RX MEDLINE=97261830; PubMed=9108244; RA Chirica L.C., Elleby B., Jonsson B.-H., Lindskog S.; RT "The complete sequence, expression in Escherichia coli, purification RT and some properties of carbonic anhydrase from Neisseria RT gonorrhoeae."; RL Eur. J. Biochem. 244:755-760(1997). RN [2] RP NUCLEOTIDE SEQUENCE [GENOMIC DNA] OF 50-252. RC STRAIN=MS11; RX MEDLINE=95238263; PubMed=7721686; RA Black C.G., Fyfe J.A.M., Davies J.K.; RT "A promoter associated with the neisserial repeat can be used to RT transcribe the uvrB gene from Neisseria gonorrhoeae."; RL J. Bacteriol. 177:1952-1958(1995). RN [3] RP X-RAY CRYSTALLOGRAPHY (1.9 ANGSTROMS). RX MEDLINE=98437389; PubMed=9761692; DOI=10.1006/jmbi.1998.2077; RA Huang S., Xue Y., Sauer-Eriksson E., Chirica L., Lindskog S., RA Jonsson B.-H.; RT "Crystal structure of carbonic anhydrase from Neisseria gonorrhoeae RT and its complex with the inhibitor acetazolamide."; RL J. Mol. Biol. 283:301-310(1998). CC -!- FUNCTION: Reversible hydration of carbon dioxide. CC -!- CATALYTIC ACTIVITY: H(2)CO(3) = CO(2) + H(2)O. CC -!- COFACTOR: Zinc. CC -!- SUBUNIT: Homodimer. CC -!- SUBCELLULAR LOCATION: Periplasmic (Potential). CC -!- SIMILARITY: Belongs to the alpha-carbonic anhydrase family. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; Y11152; CAA72038.1; -; Genomic_DNA. DR EMBL; U11547; AAA75359.1; -; Genomic_DNA. DR PDB; 1KOP; X-ray; A/B=30-252. DR PDB; 1KOQ; X-ray; A/B=-. DR InterPro; IPR001148; Euk_COanhd. DR PANTHER; PTHR18952; Euk_COanhd; 1. DR Pfam; PF00194; Carb_anhydrase; 1. DR ProDom; PD000865; Euk_COanhd; 1. DR PROSITE; PS00162; ALPHA_CA_1; 1. DR PROSITE; PS51144; ALPHA_CA_2; 1. KW 3D-structure; Lyase; Metal-binding; Periplasmic; Signal; Zinc. FT SIGNAL 1 26 FT CHAIN 27 252 Carbonic anhydrase. FT /FTId=PRO_0000004266. FT METAL 118 118 Zinc (catalytic) (By similarity). FT METAL 120 120 Zinc (catalytic) (By similarity). FT METAL 137 137 Zinc (catalytic) (By similarity). FT DISULFID 54 207 FT STRAND 35 36 FT HELIX 37 39 FT STRAND 40 40 FT HELIX 41 47 FT HELIX 49 56 FT STRAND 58 59 FT STRAND 61 61 FT STRAND 64 65 FT STRAND 69 70 FT STRAND 76 79 FT STRAND 83 83 FT STRAND 86 89 FT STRAND 91 92 FT STRAND 94 97 FT STRAND 99 100 FT STRAND 104 107 FT TURN 108 109 FT STRAND 110 122 FT STRAND 124 127 FT TURN 128 129 FT STRAND 130 130 FT STRAND 133 141 FT TURN 143 144 FT STRAND 147 156 FT STRAND 158 158 FT STRAND 161 161 FT TURN 162 163 FT HELIX 164 167 FT TURN 168 169 FT STRAND 172 178 FT STRAND 180 181 FT STRAND 183 183 FT HELIX 185 188 FT STRAND 189 189 FT STRAND 191 191 FT STRAND 195 201 FT STRAND 203 204 FT TURN 205 206 FT STRAND 209 218 FT STRAND 220 222 FT HELIX 224 234 FT STRAND 235 236 FT TURN 246 247 FT STRAND 251 252 SQ SEQUENCE 252 AA; 28085 MW; E4454A145A0F440F CRC64; MPRFPRTLPR LTAVLLLACT AFSAAAHGNH THWGYTGHDS PESWGNLSEE FRLCSTGKNQ SPVNITETVS GKLPAIKVNY KPSMVDVENN GHTIQVNYPE GGNTLTVNGR TYTLKQFHFH VPSENQIKGR TFPMEAHFVH LDENKQPLVL AVLYEAGKTN GRLSSIWNVM PMTAGKVKLN QPFDASTLLP KRLKYYRFAG SLTTPPCTEG VSWLVLKTYD HIDQAQAEKF TRAVGSENNR PVQPLNARVV IE //