PDB Short entry for 5GUF HEADER TRANSFERASE 29-AUG-16 5GUF TITLE STRUCTURAL INSIGHT INTO AN INTRAMEMBRANE ENZYME FOR ARCHAEAL MEMBRANE TITLE 2 LIPIDS BIOSYNTHESIS COMPND MOL_ID: 1; COMPND 2 MOLECULE: CDP-ARCHAEOL SYNTHASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CDP-2,3-BIS-(O-GERANYLGERANYL)-SN-GLYCEROL SYNTHASE; COMPND 5 EC: 2.7.7.67; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: AEROPYRUM PERNIX K1; SOURCE 3 ORGANISM_TAXID: 272557; SOURCE 4 STRAIN: ATCC 700893 / DSM 11879 / JCM 9820 / NBRC 100138 / K1; SOURCE 5 GENE: CARS, APE_0433; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI-PICHIA PASTORIS SHUTTLE VECTOR SOURCE 7 PPPARG4; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 1182032 KEYWDS MEMBRANE PROTEIN, CARS, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR W.CHENG,S.REN REVDAT 3 20-MAR-24 5GUF 1 LINK REVDAT 2 06-DEC-17 5GUF 1 JRNL REVDAT 1 11-OCT-17 5GUF 0 JRNL AUTH S.REN,A.CAFORIO,Q.YANG,B.SUN,F.YU,X.ZHU,J.WANG,C.DOU,Q.FU, JRNL AUTH 2 N.HUANG,Q.SUN,C.NIE,S.QI,X.GONG,J.HE,Y.WEI,A.J.DRIESSEN, JRNL AUTH 3 W.CHENG JRNL TITL STRUCTURAL AND MECHANISTIC INSIGHTS INTO THE BIOSYNTHESIS OF JRNL TITL 2 CDP-ARCHAEOL IN MEMBRANES. JRNL REF CELL RES. V. 27 1378 2017 JRNL REFN ISSN 1748-7838 JRNL PMID 28961231 JRNL DOI 10.1038/CR.2017.122 REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (DEV_2719) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 44.63 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.3 REMARK 3 NUMBER OF REFLECTIONS : 9958 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.211 REMARK 3 R VALUE (WORKING SET) : 0.207 REMARK 3 FREE R VALUE : 0.249 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.990 REMARK 3 FREE R VALUE TEST SET COUNT : 995 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 44.6322 - 4.5836 0.99 1373 154 0.2444 0.2699 REMARK 3 2 4.5836 - 3.6386 1.00 1312 146 0.1957 0.2604 REMARK 3 3 3.6386 - 3.1788 1.00 1294 150 0.1770 0.1948 REMARK 3 4 3.1788 - 2.8883 1.00 1297 141 0.1814 0.2186 REMARK 3 5 2.8883 - 2.6813 1.00 1281 132 0.1932 0.2523 REMARK 3 6 2.6813 - 2.5232 0.99 1258 147 0.2089 0.2555 REMARK 3 7 2.5232 - 2.3968 0.90 1148 125 0.2346 0.3078 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.300 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 23.980 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 37.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.020 1186 REMARK 3 ANGLE : 0.994 1625 REMARK 3 CHIRALITY : 0.051 199 REMARK 3 PLANARITY : 0.007 205 REMARK 3 DIHEDRAL : 11.496 940 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 5GUF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 07-SEP-16. REMARK 100 THE DEPOSITION ID IS D_1300001393. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-APR-16 REMARK 200 TEMPERATURE (KELVIN) : 300 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRF REMARK 200 BEAMLINE : BL19U1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9973 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 300K REMARK 200 INTENSITY-INTEGRATION SOFTWARE : AIMLESS REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9961 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.380 REMARK 200 RESOLUTION RANGE LOW (A) : 47.700 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.5 REMARK 200 DATA REDUNDANCY : 10.20 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 24.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 68.15 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.27 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 200MM NACL, 20% (W/V) PEG 400, 100MM REMARK 280 TRIS/HCL PH 8.0, LIPIDIC CUBIC PHASE, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 49.43800 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 49.43800 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 28.25250 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 44.62450 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 28.25250 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 44.62450 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 49.43800 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 28.25250 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 44.62450 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 49.43800 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 28.25250 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 44.62450 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3960 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14980 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -66.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 49.43800 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 301 LIES ON A SPECIAL POSITION. REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MET A 1 REMARK 465 ALA A 2 REMARK 465 LEU A 3 REMARK 465 GLU A 4 REMARK 465 LEU A 5 REMARK 465 ALA A 164 REMARK 465 TYR A 165 REMARK 465 LEU A 166 REMARK 465 LEU A 167 REMARK 465 GLY A 168 REMARK 465 LEU A 169 REMARK 465 LYS A 170 REMARK 465 LYS A 171 REMARK 465 VAL A 172 REMARK 465 PRO A 173 REMARK 465 TRP A 174 REMARK 465 LEU A 175 REMARK 465 GLU A 176 REMARK 465 HIS A 177 REMARK 465 HIS A 178 REMARK 465 HIS A 179 REMARK 465 HIS A 180 REMARK 465 HIS A 181 REMARK 465 HIS A 182 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O HOH A 366 O HOH A 371 2.09 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 ASP A 8 -166.83 -116.41 REMARK 500 ARG A 37 -5.15 -146.58 REMARK 500 MET A 42 19.80 55.70 REMARK 500 LEU A 120 -64.57 74.14 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 203 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 8 OD1 REMARK 620 2 ASP A 8 OD2 52.4 REMARK 620 3 ARG A 10 O 73.6 125.6 REMARK 620 4 ASP A 12 OD1 151.7 144.9 82.8 REMARK 620 5 GLU A 16 OE1 75.4 74.4 100.5 125.0 REMARK 620 6 GLU A 16 OE2 119.7 121.1 89.0 74.2 51.3 REMARK 620 7 HOH A 304 O 89.2 77.0 98.1 78.8 151.3 151.0 REMARK 620 8 HOH A 307 O 128.8 76.6 154.6 72.2 97.5 88.4 73.3 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 205 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 100 OD1 REMARK 620 2 ASP A 122 O 121.2 REMARK 620 3 CTP A 201 O2A 74.5 160.6 REMARK 620 4 HOH A 302 O 121.2 107.3 68.1 REMARK 620 5 HOH A 306 O 64.5 70.0 112.4 173.5 REMARK 620 6 HOH A 308 O 54.4 116.7 81.1 76.0 110.5 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 202 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CTP A 201 O1A REMARK 620 2 CTP A 201 O2B 76.4 REMARK 620 3 HOH A 302 O 81.6 86.7 REMARK 620 4 HOH A 313 O 84.9 75.7 159.9 REMARK 620 5 HOH A 325 O 85.3 161.4 93.9 99.8 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CTP A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 203 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 204 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue K A 205 DBREF 5GUF A 1 174 UNP Q9YF05 CDPAS_AERPE 1 174 SEQADV 5GUF LEU A 175 UNP Q9YF05 EXPRESSION TAG SEQADV 5GUF GLU A 176 UNP Q9YF05 EXPRESSION TAG SEQADV 5GUF HIS A 177 UNP Q9YF05 EXPRESSION TAG SEQADV 5GUF HIS A 178 UNP Q9YF05 EXPRESSION TAG SEQADV 5GUF HIS A 179 UNP Q9YF05 EXPRESSION TAG SEQADV 5GUF HIS A 180 UNP Q9YF05 EXPRESSION TAG SEQADV 5GUF HIS A 181 UNP Q9YF05 EXPRESSION TAG SEQADV 5GUF HIS A 182 UNP Q9YF05 EXPRESSION TAG SEQRES 1 A 182 MET ALA LEU GLU LEU ALA VAL ASP TRP ARG ILE ASP ASN SEQRES 2 A 182 ILE LEU GLU ALA ILE ILE LEU MET LEU PRO ALA MET ILE SEQRES 3 A 182 ALA ASN ALA THR PRO VAL VAL ALA GLY GLY ARG ARG PRO SEQRES 4 A 182 VAL ASP MET GLY VAL VAL LEU PRO ASP GLY ARG ARG LEU SEQRES 5 A 182 LEU GLY ASP GLY LYS THR ILE GLU GLY LEU LEU ALA GLY SEQRES 6 A 182 PHE ALA ALA GLY SER ALA ALA GLY VAL LEU ALA ALA LEU SEQRES 7 A 182 ALA SER GLY ASN MET LEU LEU ALA VAL HIS SER PRO ALA SEQRES 8 A 182 ILE ALA LEU GLY ALA LEU ALA GLY ASP MET ALA GLY SER SEQRES 9 A 182 PHE VAL LYS ARG ARG LEU GLY ILE GLU ARG GLY ARG PRO SEQRES 10 A 182 ALA PRO LEU LEU ASP GLN LEU ASP PHE TYR LEU GLY ALA SEQRES 11 A 182 LEU ALA VAL SER ILE ALA LEU GLY TYR THR TRP THR PRO SEQRES 12 A 182 ARG VAL ALA VAL GLU ALA ALA ALA ALA VAL LEU LEU LEU SEQRES 13 A 182 HIS LEU ALA ALA ASN ILE THR ALA TYR LEU LEU GLY LEU SEQRES 14 A 182 LYS LYS VAL PRO TRP LEU GLU HIS HIS HIS HIS HIS HIS HET CTP A 201 29 HET MG A 202 1 HET MG A 203 1 HET MG A 204 1 HET K A 205 1 HETNAM CTP CYTIDINE-5'-TRIPHOSPHATE HETNAM MG MAGNESIUM ION HETNAM K POTASSIUM ION FORMUL 2 CTP C9 H16 N3 O14 P3 FORMUL 3 MG 3(MG 2+) FORMUL 6 K K 1+ FORMUL 7 HOH *74(H2 O) HELIX 1 AA1 ASN A 13 THR A 30 1 18 HELIX 2 AA2 THR A 30 GLY A 35 1 6 HELIX 3 AA3 THR A 58 GLY A 81 1 24 HELIX 4 AA4 MET A 83 LEU A 110 1 28 HELIX 5 AA5 LEU A 120 LEU A 137 1 18 HELIX 6 AA6 THR A 142 ILE A 162 1 21 SHEET 1 AA1 2 ARG A 10 ILE A 11 0 SHEET 2 AA1 2 THR A 140 TRP A 141 1 O THR A 140 N ILE A 11 LINK OD1 ASP A 8 MG MG A 203 1555 1555 2.38 LINK OD2 ASP A 8 MG MG A 203 1555 1555 2.57 LINK O ARG A 10 MG MG A 203 1555 1555 2.18 LINK OD1 ASP A 12 MG MG A 203 1555 1555 2.53 LINK OE1 GLU A 16 MG MG A 203 1555 1555 2.72 LINK OE2 GLU A 16 MG MG A 203 1555 1555 2.24 LINK OD1 ASP A 100 K K A 205 1555 1555 2.71 LINK O ASP A 122 K K A 205 1555 1555 3.32 LINK O1A CTP A 201 MG MG A 202 1555 1555 2.20 LINK O2B CTP A 201 MG MG A 202 1555 1555 2.12 LINK O2A CTP A 201 K K A 205 1555 1555 2.79 LINK MG MG A 202 O HOH A 302 1555 1555 2.38 LINK MG MG A 202 O HOH A 313 1555 1555 2.32 LINK MG MG A 202 O HOH A 325 1555 1555 2.25 LINK MG MG A 203 O HOH A 304 1555 1555 2.52 LINK MG MG A 203 O HOH A 307 1555 1555 1.79 LINK MG MG A 204 O HOH A 355 1555 1555 2.01 LINK K K A 205 O HOH A 302 1555 1555 2.91 LINK K K A 205 O HOH A 306 1555 1555 2.55 LINK K K A 205 O HOH A 308 1555 1555 3.04 SITE 1 AC1 22 PRO A 31 VAL A 32 GLY A 35 GLY A 56 SITE 2 AC1 22 LYS A 57 THR A 58 GLY A 61 LEU A 62 SITE 3 AC1 22 ASP A 100 SER A 104 LYS A 107 ARG A 108 SITE 4 AC1 22 ARG A 114 GLY A 115 MG A 202 K A 205 SITE 5 AC1 22 HOH A 302 HOH A 309 HOH A 311 HOH A 313 SITE 6 AC1 22 HOH A 325 HOH A 332 SITE 1 AC2 4 CTP A 201 HOH A 302 HOH A 313 HOH A 325 SITE 1 AC3 6 ASP A 8 ARG A 10 ASP A 12 GLU A 16 SITE 2 AC3 6 HOH A 304 HOH A 307 SITE 1 AC4 3 ARG A 50 ARG A 51 HOH A 355 SITE 1 AC5 6 ASP A 100 ASP A 122 CTP A 201 HOH A 302 SITE 2 AC5 6 HOH A 306 HOH A 308 CRYST1 56.505 89.249 98.876 90.00 90.00 90.00 C 2 2 21 8 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.017698 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011205 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010114 0.00000