HEADER KINASE 03-JUN-98 1BG0 TITLE TRANSITION STATE STRUCTURE OF ARGININE KINASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: ARGININE KINASE; COMPND 3 CHAIN: A; COMPND 4 EC: 2.7.3.3; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: LIMULUS POLYPHEMUS; SOURCE 3 ORGANISM_COMMON: ATLANTIC HORSESHOE CRAB; SOURCE 4 ORGANISM_TAXID: 6850; SOURCE 5 TISSUE: MUSCLE; SOURCE 6 CELLULAR_LOCATION: CYTOPLASM; SOURCE 7 GENE: AK17; SOURCE 8 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 9 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PET-22B; SOURCE 12 EXPRESSION_SYSTEM_GENE: AK17 KEYWDS ARGININE KINASE, CREATINE KINASE, PHOSPHAGEN KINASE, TRANSITION STATE KEYWDS 2 ANALOG, ADENOSINE TRIPHOSPHATE, TRANSFERASE, KINASE EXPDTA X-RAY DIFFRACTION AUTHOR G.ZHOU,T.SOMASUNDARAM,E.BLANC,G.PARTHASARATHY,W.R.ELLINGTON, AUTHOR 2 M.S.CHAPMAN REVDAT 5 22-MAY-24 1BG0 1 REMARK REVDAT 4 02-AUG-23 1BG0 1 REMARK SEQADV LINK REVDAT 3 14-MAR-18 1BG0 1 SEQADV REVDAT 2 24-FEB-09 1BG0 1 VERSN REVDAT 1 14-OCT-98 1BG0 0 JRNL AUTH G.ZHOU,T.SOMASUNDARAM,E.BLANC,G.PARTHASARATHY,W.R.ELLINGTON, JRNL AUTH 2 M.S.CHAPMAN JRNL TITL TRANSITION STATE STRUCTURE OF ARGININE KINASE: IMPLICATIONS JRNL TITL 2 FOR CATALYSIS OF BIMOLECULAR REACTIONS. JRNL REF PROC.NATL.ACAD.SCI.USA V. 95 8449 1998 JRNL REFN ISSN 0027-8424 JRNL PMID 9671698 JRNL DOI 10.1073/PNAS.95.15.8449 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH G.ZHOU,T.SOMASUNDARAM,E.BLANC,Z.CHEN,M.S.CHAPMAN REMARK 1 TITL CRITICAL INITIAL REAL SPACE REFINEMENT IN STRUCTURE REMARK 1 TITL 2 DETERMINATION OF ARGININE KINASE REMARK 1 REF TO BE PUBLISHED REMARK 1 REFN REMARK 1 REFERENCE 2 REMARK 1 AUTH G.ZHOU,G.PARTHASARATHY,T.SOMASUNDARAM,A.ABLES,L.ROY, REMARK 1 AUTH 2 S.J.STRONG,W.R.ELLINGTON,M.S.CHAPMAN REMARK 1 TITL EXPRESSION, PURIFICATION FROM INCLUSION BODIES, AND CRYSTAL REMARK 1 TITL 2 CHARACTERIZATION OF A TRANSITION STATE ANALOG COMPLEX OF REMARK 1 TITL 3 ARGININE KINASE: A MODEL FOR STUDYING PHOSPHAGEN KINASES REMARK 1 REF PROTEIN SCI. V. 6 444 1997 REMARK 1 REFN ISSN 0961-8368 REMARK 2 REMARK 2 RESOLUTION. 1.86 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.8 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.86 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 5.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0100 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.9 REMARK 3 NUMBER OF REFLECTIONS : 29223 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 SET) : 0.196 REMARK 3 FREE R VALUE : 0.224 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 3.000 REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.86 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.94 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3314 REMARK 3 BIN R VALUE (WORKING SET) : 0.2360 REMARK 3 BIN FREE R VALUE : 0.2550 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 3.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2817 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 48 REMARK 3 SOLVENT ATOMS : 298 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 16.80 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 16.60 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.20 REMARK 3 ESD FROM SIGMAA (A) : 0.14 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.24 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.15 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.013 REMARK 3 BOND ANGLES (DEGREES) : 1.940 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.40 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.150 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : GAUSSIAN DISTRIBUTION REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 0.945 ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.449 ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : 1.830 ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.803 ; NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : PARAM19.SOL REMARK 3 PARAMETER FILE 3 : ADP.PAR REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : TOPH19.SOL REMARK 3 TOPOLOGY FILE 3 : ADP.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: INITIAL LOW RESOLUTION REFINEMENT USED REMARK 3 BOTH LOCAL REAL SPACE METHODS (CHAPMAN, M.S. ACTA CRYST., A51: REMARK 3 69-80 (1995); CHAPMAN, M.S. & BLANC, E. ACTA CRYST., 553: 203-6 REMARK 3 (1997)). REMARK 4 REMARK 4 1BG0 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000171710. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-SEP-96 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RUH2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE(002) REMARK 200 OPTICS : GRAPHITE MONOCHROMATOR OPTICS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IIC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 34737 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.860 REMARK 200 RESOLUTION RANGE LOW (A) : 35.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.9 REMARK 200 DATA REDUNDANCY : 6.700 REMARK 200 R MERGE (I) : 0.04700 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 15.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.86 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.94 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.5 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.15700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MR, MIR REMARK 200 SOFTWARE USED: X-PLOR 3.8 REMARK 200 STARTING MODEL: 1CRK, MITOCHONDRIAL CREATINE KINASE REMARK 200 REMARK 200 REMARK: THE LARGE DOMAIN OF SUBUNIT A WAS USED AS A PROBE MODEL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.24 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN WAS CRYSTALLIZED FROM 18% PEG REMARK 280 6000, 53 MM MGCL2, 2MM MGADP-, 25 MM KNO3, 10 MM ARGININE 0.5 MM REMARK 280 DTT, 2.5 MM SODIUM AZIDE, 25 MM HEPES, PH 7.5, WITH 20 MG/ML OF REMARK 280 PROTEIN CONCENTRATION. REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 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 32.71950 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 40.21850 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 35.44250 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 40.21850 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 32.71950 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 35.44250 REMARK 290 SMTRY3 4 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: MONOMERIC 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 GLU A 190 CD GLU A 190 OE2 0.073 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 PHE A 93 95.80 -160.27 REMARK 500 ASP A 114 72.51 -157.94 REMARK 500 ASN A 137 -56.19 -28.66 REMARK 500 ASP A 161 -127.83 55.87 REMARK 500 GLU A 224 -120.06 -91.32 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 402 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ADP A 400 O1B REMARK 620 2 ADP A 400 O1A 88.0 REMARK 620 3 NO3 A 401 O1 84.6 82.8 REMARK 620 4 HOH A 796 O 99.2 87.4 169.3 REMARK 620 5 HOH A 797 O 163.8 91.8 79.3 96.9 REMARK 620 6 HOH A 798 O 93.0 176.1 101.0 88.7 88.4 REMARK 620 N 1 2 3 4 5 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 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO3 A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ADP A 400 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DAR A 403 DBREF 1BG0 A 2 357 UNP P51541 KARG_LIMPO 2 357 SEQADV 1BG0 GLN A 103 UNP P51541 GLU 103 ENGINEERED MUTATION SEQADV 1BG0 GLY A 112 UNP P51541 ASP 112 ENGINEERED MUTATION SEQADV 1BG0 ALA A 116 UNP P51541 GLY 116 ENGINEERED MUTATION SEQRES 1 A 356 VAL ASP GLN ALA THR LEU ASP LYS LEU GLU ALA GLY PHE SEQRES 2 A 356 LYS LYS LEU GLN GLU ALA SER ASP CYS LYS SER LEU LEU SEQRES 3 A 356 LYS LYS HIS LEU THR LYS ASP VAL PHE ASP SER ILE LYS SEQRES 4 A 356 ASN LYS LYS THR GLY MET GLY ALA THR LEU LEU ASP VAL SEQRES 5 A 356 ILE GLN SER GLY VAL GLU ASN LEU ASP SER GLY VAL GLY SEQRES 6 A 356 ILE TYR ALA PRO ASP ALA GLU SER TYR ARG THR PHE GLY SEQRES 7 A 356 PRO LEU PHE ASP PRO ILE ILE ASP ASP TYR HIS GLY GLY SEQRES 8 A 356 PHE LYS LEU THR ASP LYS HIS PRO PRO LYS GLN TRP GLY SEQRES 9 A 356 ASP ILE ASN THR LEU VAL GLY LEU ASP PRO ALA GLY GLN SEQRES 10 A 356 PHE ILE ILE SER THR ARG VAL ARG CYS GLY ARG SER LEU SEQRES 11 A 356 GLN GLY TYR PRO PHE ASN PRO CYS LEU THR ALA GLU GLN SEQRES 12 A 356 TYR LYS GLU MET GLU GLU LYS VAL SER SER THR LEU SER SEQRES 13 A 356 SER MET GLU ASP GLU LEU LYS GLY THR TYR TYR PRO LEU SEQRES 14 A 356 THR GLY MET SER LYS ALA THR GLN GLN GLN LEU ILE ASP SEQRES 15 A 356 ASP HIS PHE LEU PHE LYS GLU GLY ASP ARG PHE LEU GLN SEQRES 16 A 356 THR ALA ASN ALA CYS ARG TYR TRP PRO THR GLY ARG GLY SEQRES 17 A 356 ILE PHE HIS ASN ASP ALA LYS THR PHE LEU VAL TRP VAL SEQRES 18 A 356 ASN GLU GLU ASP HIS LEU ARG ILE ILE SER MET GLN LYS SEQRES 19 A 356 GLY GLY ASP LEU LYS THR VAL TYR LYS ARG LEU VAL THR SEQRES 20 A 356 ALA VAL ASP ASN ILE GLU SER LYS LEU PRO PHE SER HIS SEQRES 21 A 356 ASP ASP ARG PHE GLY PHE LEU THR PHE CYS PRO THR ASN SEQRES 22 A 356 LEU GLY THR THR MET ARG ALA SER VAL HIS ILE GLN LEU SEQRES 23 A 356 PRO LYS LEU ALA LYS ASP ARG LYS VAL LEU GLU ASP ILE SEQRES 24 A 356 ALA SER LYS PHE ASN LEU GLN VAL ARG GLY THR ARG GLY SEQRES 25 A 356 GLU HIS THR GLU SER GLU GLY GLY VAL TYR ASP ILE SER SEQRES 26 A 356 ASN LYS ARG ARG LEU GLY LEU THR GLU TYR GLN ALA VAL SEQRES 27 A 356 ARG GLU MET GLN ASP GLY ILE LEU GLU MET ILE LYS MET SEQRES 28 A 356 GLU LYS ALA ALA ALA HET NO3 A 500 4 HET NO3 A 401 4 HET MG A 402 1 HET ADP A 400 27 HET DAR A 403 12 HETNAM NO3 NITRATE ION HETNAM MG MAGNESIUM ION HETNAM ADP ADENOSINE-5'-DIPHOSPHATE HETNAM DAR D-ARGININE FORMUL 2 NO3 2(N O3 1-) FORMUL 4 MG MG 2+ FORMUL 5 ADP C10 H15 N5 O10 P2 FORMUL 6 DAR C6 H15 N4 O2 1+ FORMUL 7 HOH *298(H2 O) HELIX 1 1 GLN A 4 GLU A 19 1 16 HELIX 2 2 LEU A 26 HIS A 30 1 5 HELIX 3 3 LYS A 33 ILE A 39 1 7 HELIX 4 4 LEU A 50 GLU A 59 1 10 HELIX 5 5 ALA A 72 THR A 77 5 6 HELIX 6 6 GLY A 79 TYR A 89 1 11 HELIX 7 7 ILE A 107 THR A 109 5 3 HELIX 8 8 ASN A 137 CYS A 139 5 3 HELIX 9 9 ALA A 142 SER A 158 1 17 HELIX 10 10 ASP A 161 LEU A 163 5 3 HELIX 11 11 LYS A 175 ASP A 183 1 9 HELIX 12 12 ARG A 193 ALA A 198 1 6 HELIX 13 13 LEU A 239 GLU A 254 1 16 HELIX 14 14 PRO A 272 ASN A 274 5 3 HELIX 15 15 PRO A 288 ALA A 291 1 4 HELIX 16 16 ARG A 294 PHE A 304 1 11 HELIX 17 17 GLU A 335 ALA A 355 1 21 SHEET 1 A 8 GLY A 165 PRO A 169 0 SHEET 2 A 8 GLY A 209 ASN A 213 -1 N HIS A 212 O THR A 166 SHEET 3 A 8 PHE A 218 VAL A 222 -1 N VAL A 222 O GLY A 209 SHEET 4 A 8 LEU A 228 LYS A 235 -1 N ILE A 231 O LEU A 219 SHEET 5 A 8 ILE A 120 ARG A 129 -1 N ARG A 129 O LEU A 228 SHEET 6 A 8 ARG A 280 GLN A 286 -1 N HIS A 284 O ILE A 121 SHEET 7 A 8 VAL A 322 ASN A 327 -1 N ILE A 325 O VAL A 283 SHEET 8 A 8 LEU A 306 ARG A 309 -1 N ARG A 309 O ASP A 324 LINK O1B ADP A 400 MG MG A 402 1555 1555 2.06 LINK O1A ADP A 400 MG MG A 402 1555 1555 2.09 LINK O1 NO3 A 401 MG MG A 402 1555 1555 2.21 LINK MG MG A 402 O HOH A 796 1555 1555 1.99 LINK MG MG A 402 O HOH A 797 1555 1555 2.16 LINK MG MG A 402 O HOH A 798 1555 1555 2.07 CISPEP 1 TRP A 204 PRO A 205 0 -0.36 SITE 1 AC1 9 GLY A 112 LEU A 113 ASP A 114 PRO A 115 SITE 2 AC1 9 GLY A 191 GLN A 196 GLY A 237 ASP A 238 SITE 3 AC1 9 HOH A 598 SITE 1 AC2 12 ARG A 126 GLU A 225 ARG A 229 ASN A 274 SITE 2 AC2 12 ARG A 309 GLU A 314 ADP A 400 MG A 402 SITE 3 AC2 12 DAR A 403 HOH A 720 HOH A 797 HOH A 798 SITE 1 AC3 5 ADP A 400 NO3 A 401 HOH A 796 HOH A 797 SITE 2 AC3 5 HOH A 798 SITE 1 AC4 26 SER A 122 ARG A 124 ARG A 126 HIS A 185 SITE 2 AC4 26 TRP A 221 ARG A 229 ARG A 280 SER A 282 SITE 3 AC4 26 VAL A 283 HIS A 284 ARG A 309 THR A 311 SITE 4 AC4 26 ARG A 312 GLY A 313 GLU A 314 ASP A 324 SITE 5 AC4 26 NO3 A 401 MG A 402 HOH A 709 HOH A 710 SITE 6 AC4 26 HOH A 713 HOH A 715 HOH A 730 HOH A 796 SITE 7 AC4 26 HOH A 797 HOH A 798 SITE 1 AC5 14 SER A 63 GLY A 64 VAL A 65 GLY A 66 SITE 2 AC5 14 TYR A 68 GLU A 225 CYS A 271 THR A 273 SITE 3 AC5 14 GLU A 314 HIS A 315 NO3 A 401 HOH A 724 SITE 4 AC5 14 HOH A 727 HOH A 740 CRYST1 65.439 70.885 80.437 90.00 90.00 90.00 P 21 21 21 4 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 0.015281 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014107 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012432 0.00000