HEADER TRANSFERASE 30-JAN-20 6XYN TITLE CRYSTAL STRUCTURE OF A PROTEOLYTIC FRAGMENT OF NARQ COMPRISING SENSOR TITLE 2 AND TM DOMAINS COMPND MOL_ID: 1; COMPND 2 MOLECULE: NITRATE/NITRITE SENSOR HISTIDINE KINASE NARQ; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: NITRATE/NITRITE SENSOR PROTEIN NARQ; COMPND 5 EC: 2.7.13.3; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: NARQ, B2469, JW2453; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS MEMBRANE PROTEIN, SENSOR, HISTIDINE KINASE, NITRATE, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR I.GUSHCHIN,I.MELNIKOV,V.POLOVINKIN,A.ISHCHENKO,V.GORDELIY REVDAT 2 24-JAN-24 6XYN 1 REMARK REVDAT 1 04-MAR-20 6XYN 0 JRNL AUTH I.GUSHCHIN,I.MELNIKOV,V.POLOVINKIN,A.ISHCHENKO,V.GORDELIY JRNL TITL CRYSTAL STRUCTURE OF A PROTEOLYTIC FRAGMENT OF THE SENSOR JRNL TITL 2 HISTIDINE KINASE NARQ JRNL REF CRYSTALS 2020 JRNL REFN ESSN 2073-4352 JRNL DOI 10.3390/CRYST10030149 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0073 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 49.38 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.7 REMARK 3 NUMBER OF REFLECTIONS : 9733 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.251 REMARK 3 R VALUE (WORKING SET) : 0.249 REMARK 3 FREE R VALUE : 0.285 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 512 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.36 REMARK 3 REFLECTION IN BIN (WORKING SET) : 724 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.61 REMARK 3 BIN R VALUE (WORKING SET) : 0.2970 REMARK 3 BIN FREE R VALUE SET COUNT : 34 REMARK 3 BIN FREE R VALUE : 0.2970 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1243 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 4 REMARK 3 SOLVENT ATOMS : 81 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 70.04 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.49000 REMARK 3 B22 (A**2) : -0.49000 REMARK 3 B33 (A**2) : 0.99000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.323 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.248 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.197 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 7.959 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.916 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.931 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1277 ; 0.004 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 1236 ; 0.000 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1742 ; 0.677 ; 1.950 REMARK 3 BOND ANGLES OTHERS (DEGREES): 2806 ; 0.521 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 159 ; 3.384 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 57 ;34.774 ;23.860 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 204 ;12.123 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 7 ;13.389 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 204 ; 0.040 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1467 ; 0.003 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 320 ; 0.000 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6XYN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 30-JAN-20. REMARK 100 THE DEPOSITION ID IS D_1292106552. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-NOV-15 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID23-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9724 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M-F REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.3.11 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 10245 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 49.380 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 200 DATA REDUNDANCY : 4.300 REMARK 200 R MERGE (I) : 0.06400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.38 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : 4.40 REMARK 200 R MERGE FOR SHELL (I) : 0.55400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: 5IJI REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 63.43 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.36 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1 M KH2PO4/NA2HPO4 PH 5.2 AND 5 MM REMARK 280 NANO3, LIPIDIC CUBIC PHASE, TEMPERATURE 295K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 4 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -Y,X,Z REMARK 290 4555 Y,-X,Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -Y+1/2,X+1/2,Z+1/2 REMARK 290 8555 Y+1/2,-X+1/2,Z+1/2 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 0.00000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 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 25.64150 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 25.64150 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 91.49400 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 25.64150 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 25.64150 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 91.49400 REMARK 290 SMTRY1 7 0.000000 -1.000000 0.000000 25.64150 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 25.64150 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 91.49400 REMARK 290 SMTRY1 8 0.000000 1.000000 0.000000 25.64150 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 25.64150 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 91.49400 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: 4620 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14840 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -38.0 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 51.28300 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 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 N NO3 A 301 LIES ON A SPECIAL POSITION. REMARK 375 O1 NO3 A 301 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 439 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 ILE A 2 REMARK 465 VAL A 3 REMARK 465 LYS A 4 REMARK 465 ARG A 5 REMARK 465 PRO A 6 REMARK 465 VAL A 7 REMARK 465 SER A 8 REMARK 465 ALA A 9 REMARK 465 SER A 10 REMARK 465 LEU A 11 REMARK 465 ALA A 12 REMARK 465 ARG A 171 REMARK 465 ILE A 172 REMARK 465 ARG A 173 REMARK 465 HIS A 174 REMARK 465 GLN A 175 REMARK 465 VAL A 176 REMARK 465 VAL A 177 REMARK 465 ALA A 178 REMARK 465 PRO A 179 REMARK 465 LEU A 180 REMARK 465 ASN A 181 REMARK 465 GLN A 182 REMARK 465 LEU A 183 REMARK 465 VAL A 184 REMARK 465 THR A 185 REMARK 465 ALA A 186 REMARK 465 SER A 187 REMARK 465 GLN A 188 REMARK 465 ARG A 189 REMARK 465 ILE A 190 REMARK 465 GLU A 191 REMARK 465 HIS A 192 REMARK 465 GLY A 193 REMARK 465 GLN A 194 REMARK 465 PHE A 195 REMARK 465 ASP A 196 REMARK 465 SER A 197 REMARK 465 PRO A 198 REMARK 465 PRO A 199 REMARK 465 LEU A 200 REMARK 465 ASP A 201 REMARK 465 THR A 202 REMARK 465 ASN A 203 REMARK 465 LEU A 204 REMARK 465 PRO A 205 REMARK 465 ASN A 206 REMARK 465 GLU A 207 REMARK 465 LEU A 208 REMARK 465 GLY A 209 REMARK 465 LEU A 210 REMARK 465 LEU A 211 REMARK 465 ALA A 212 REMARK 465 LYS A 213 REMARK 465 THR A 214 REMARK 465 PHE A 215 REMARK 465 ASN A 216 REMARK 465 GLN A 217 REMARK 465 MET A 218 REMARK 465 SER A 219 REMARK 465 SER A 220 REMARK 465 GLU A 221 REMARK 465 LEU A 222 REMARK 465 HIS A 223 REMARK 465 LYS A 224 REMARK 465 LEU A 225 REMARK 465 TYR A 226 REMARK 465 ARG A 227 REMARK 465 SER A 228 REMARK 465 LEU A 229 REMARK 465 GLU A 230 REMARK 465 HIS A 231 REMARK 465 HIS A 232 REMARK 465 HIS A 233 REMARK 465 HIS A 234 REMARK 465 HIS A 235 REMARK 465 HIS A 236 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ARG A 13 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 115 CD CE NZ REMARK 470 PHE A 167 CG CD1 CD2 CE1 CE2 CZ REMARK 470 ARG A 170 CG CD NE CZ NH1 NH2 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 NH2 ARG A 112 O HOH A 401 2.06 REMARK 500 OE2 GLU A 144 O HOH A 402 2.13 REMARK 500 O HOH A 463 O HOH A 465 2.18 REMARK 500 OE1 GLU A 108 O HOH A 403 2.19 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 PRO A 92 153.88 -48.68 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue NO3 A 301 DBREF 6XYN A 1 230 UNP P27896 NARQ_ECOLI 1 230 SEQADV 6XYN HIS A 231 UNP P27896 EXPRESSION TAG SEQADV 6XYN HIS A 232 UNP P27896 EXPRESSION TAG SEQADV 6XYN HIS A 233 UNP P27896 EXPRESSION TAG SEQADV 6XYN HIS A 234 UNP P27896 EXPRESSION TAG SEQADV 6XYN HIS A 235 UNP P27896 EXPRESSION TAG SEQADV 6XYN HIS A 236 UNP P27896 EXPRESSION TAG SEQRES 1 A 236 MET ILE VAL LYS ARG PRO VAL SER ALA SER LEU ALA ARG SEQRES 2 A 236 ALA PHE PHE TYR ILE VAL LEU LEU SER ILE LEU SER THR SEQRES 3 A 236 GLY ILE ALA LEU LEU THR LEU ALA SER SER LEU ARG ASP SEQRES 4 A 236 ALA GLU ALA ILE ASN ILE ALA GLY SER LEU ARG MET GLN SEQRES 5 A 236 SER TYR ARG LEU GLY TYR ASP LEU GLN SER GLY SER PRO SEQRES 6 A 236 GLN LEU ASN ALA HIS ARG GLN LEU PHE GLN GLN ALA LEU SEQRES 7 A 236 HIS SER PRO VAL LEU THR ASN LEU ASN VAL TRP TYR VAL SEQRES 8 A 236 PRO GLU ALA VAL LYS THR ARG TYR ALA HIS LEU ASN ALA SEQRES 9 A 236 ASN TRP LEU GLU MET ASN ASN ARG LEU SER LYS GLY ASP SEQRES 10 A 236 LEU PRO TRP TYR GLN ALA ASN ILE ASN ASN TYR VAL ASN SEQRES 11 A 236 GLN ILE ASP LEU PHE VAL LEU ALA LEU GLN HIS TYR ALA SEQRES 12 A 236 GLU ARG LYS MET LEU LEU VAL VAL ALA ILE SER LEU ALA SEQRES 13 A 236 GLY GLY ILE GLY ILE PHE THR LEU VAL PHE PHE THR LEU SEQRES 14 A 236 ARG ARG ILE ARG HIS GLN VAL VAL ALA PRO LEU ASN GLN SEQRES 15 A 236 LEU VAL THR ALA SER GLN ARG ILE GLU HIS GLY GLN PHE SEQRES 16 A 236 ASP SER PRO PRO LEU ASP THR ASN LEU PRO ASN GLU LEU SEQRES 17 A 236 GLY LEU LEU ALA LYS THR PHE ASN GLN MET SER SER GLU SEQRES 18 A 236 LEU HIS LYS LEU TYR ARG SER LEU GLU HIS HIS HIS HIS SEQRES 19 A 236 HIS HIS HET NO3 A 301 4 HETNAM NO3 NITRATE ION FORMUL 2 NO3 N O3 1- FORMUL 3 HOH *81(H2 O) HELIX 1 AA1 ARG A 13 SER A 35 1 23 HELIX 2 AA2 ARG A 38 GLY A 63 1 26 HELIX 3 AA3 GLN A 66 HIS A 79 1 14 HELIX 4 AA4 SER A 80 ASN A 85 1 6 HELIX 5 AA5 PRO A 92 LYS A 115 1 24 HELIX 6 AA6 ASP A 117 ARG A 170 1 54 SITE 1 AC1 5 GLY A 47 SER A 48 ARG A 50 MET A 51 SITE 2 AC1 5 HOH A 439 CRYST1 51.283 51.283 182.988 90.00 90.00 90.00 I 4 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 0.019500 0.000000 0.000000 0.00000 SCALE2 0.000000 0.019500 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005465 0.00000