HEADER LIGASE/DNA 14-SEP-23 8U6X TITLE ATP-DEPENDENT DNA LIGASE LIG E FROM NEISSERIA GONORRHOEAE COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA LIGASE; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: DNA (5'- COMPND 7 D(*TP*TP*CP*CP*GP*AP*TP*AP*GP*TP*GP*GP*GP*GP*TP*CP*GP*CP*AP*AP*T)- COMPND 8 3'); COMPND 9 CHAIN: B; COMPND 10 ENGINEERED: YES; COMPND 11 MOL_ID: 3; COMPND 12 MOLECULE: DNA (5'- COMPND 13 D(*AP*TP*TP*GP*CP*GP*AP*CP*CP*CP*CP*AP*CP*TP*AP*TP*CP*GP*GP*AP*A)- COMPND 14 3'); COMPND 15 CHAIN: C; COMPND 16 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: NEISSERIA GONORRHOEAE MS11; SOURCE 3 ORGANISM_TAXID: 528354; SOURCE 4 GENE: NGFG_01849; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21 PLYSS; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PDEST 17; SOURCE 9 MOL_ID: 2; SOURCE 10 SYNTHETIC: YES; SOURCE 11 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 12 ORGANISM_TAXID: 32630; SOURCE 13 MOL_ID: 3; SOURCE 14 SYNTHETIC: YES; SOURCE 15 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 16 ORGANISM_TAXID: 32630 KEYWDS ENZYME-ADENYLATE, LIG E, LIGASE, LIGASE-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR A.WILLIAMSON,J.PAN REVDAT 2 16-OCT-24 8U6X 1 REMARK REVDAT 1 31-JAN-24 8U6X 0 JRNL AUTH J.PAN,A.SINGH,K.HANNING,J.HICKS,A.WILLIAMSON JRNL TITL A ROLE FOR THE ATP-DEPENDENT DNA LIGASE LIG E OF NEISSERIA JRNL TITL 2 GONORRHOEAE IN BIOFILM FORMATION. JRNL REF BMC MICROBIOL. V. 24 29 2024 JRNL REFN ESSN 1471-2180 JRNL PMID 38245708 JRNL DOI 10.1186/S12866-024-03193-9 REMARK 2 REMARK 2 RESOLUTION. 2.44 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.20.1_4487 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.44 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 48.93 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 13283 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.235 REMARK 3 R VALUE (WORKING SET) : 0.230 REMARK 3 FREE R VALUE : 0.280 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.010 REMARK 3 FREE R VALUE TEST SET COUNT : 1329 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 48.9300 - 5.0700 1.00 1446 162 0.2138 0.2516 REMARK 3 2 5.0700 - 4.0300 1.00 1356 150 0.1780 0.1918 REMARK 3 3 4.0300 - 3.5200 1.00 1338 149 0.2235 0.2735 REMARK 3 4 3.5200 - 3.2000 1.00 1316 145 0.2284 0.3435 REMARK 3 5 3.1900 - 2.9700 1.00 1329 148 0.2941 0.3543 REMARK 3 6 2.9700 - 2.7900 1.00 1304 145 0.2752 0.3259 REMARK 3 7 2.7900 - 2.6500 1.00 1298 144 0.2750 0.3837 REMARK 3 8 2.6500 - 2.5400 1.00 1302 146 0.2928 0.3575 REMARK 3 9 2.5400 - 2.4400 0.99 1265 140 0.3373 0.3815 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 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) : 0.392 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 31.942 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 53.06 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 61.64 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 : 0.003 2328 REMARK 3 ANGLE : 0.514 3180 REMARK 3 CHIRALITY : 0.041 326 REMARK 3 PLANARITY : 0.003 372 REMARK 3 DIHEDRAL : 18.169 403 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 8U6X COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-SEP-23. REMARK 100 THE DEPOSITION ID IS D_1000277476. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-JUL-23 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : AUSTRALIAN SYNCHROTRON REMARK 200 BEAMLINE : MX2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.953724 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13286 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.440 REMARK 200 RESOLUTION RANGE LOW (A) : 48.930 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 8.700 REMARK 200 R MERGE (I) : 0.10760 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 11.8800 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.44 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.53 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.6 REMARK 200 DATA REDUNDANCY IN SHELL : 8.80 REMARK 200 R MERGE FOR SHELL (I) : 1.08000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.640 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: SMALL RODS/ PLATES REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 59.10 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.00 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.5 M POTASSIUM THIOCYANATE, 0.1 M BIS REMARK 280 TRIS PROPANE PH 8.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 291.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 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 -X+1/2,Y+1/2,-Z 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 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 -1.000000 0.000000 0.000000 19.69900 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 83.84000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 19.69900 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 83.84000 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: TRIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 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 -22 REMARK 465 SER A -21 REMARK 465 TYR A -20 REMARK 465 TYR A -19 REMARK 465 HIS A -18 REMARK 465 HIS A -17 REMARK 465 HIS A -16 REMARK 465 HIS A -15 REMARK 465 HIS A -14 REMARK 465 HIS A -13 REMARK 465 LEU A -12 REMARK 465 GLU A -11 REMARK 465 SER A -10 REMARK 465 THR A -9 REMARK 465 SER A -8 REMARK 465 LEU A -7 REMARK 465 TYR A -6 REMARK 465 LYS A -5 REMARK 465 LYS A -4 REMARK 465 ALA A -3 REMARK 465 GLY A -2 REMARK 465 LEU A -1 REMARK 465 MET A 0 REMARK 465 THR A 248 REMARK 465 ASP A 249 REMARK 465 ARG A 250 REMARK 465 HIS A 251 REMARK 465 HIS A 252 REMARK 465 HIS A 253 REMARK 465 HIS A 254 REMARK 465 HIS A 255 REMARK 465 HIS A 256 REMARK 465 DT B -2 REMARK 465 DT B -1 REMARK 465 DC B 0 REMARK 465 DT B 7 REMARK 465 DG B 8 REMARK 465 DG B 9 REMARK 465 DG B 10 REMARK 465 DG B 11 REMARK 465 DT B 12 REMARK 465 DC B 13 REMARK 465 DG B 14 REMARK 465 DC B 15 REMARK 465 DA B 16 REMARK 465 DA B 17 REMARK 465 DT B 18 REMARK 465 DA C -11 REMARK 465 DT C -10 REMARK 465 DT C -9 REMARK 465 DG C -8 REMARK 465 DC C -7 REMARK 465 DG C -6 REMARK 465 DA C -5 REMARK 465 DC C -4 REMARK 465 DC C -3 REMARK 465 DC C -2 REMARK 465 DC C -1 REMARK 465 DA C 0 REMARK 465 DG C 7 REMARK 465 DA C 8 REMARK 465 DA C 9 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 H22 DG B 6 O2 DC C 1 1.38 REMARK 500 NZ LYS A 22 O1P AMP A 301 2.09 REMARK 500 N2 DG B 6 O2 DC C 1 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 LYS A 33 -34.20 -152.76 REMARK 500 SER A 64 -65.75 -129.78 REMARK 500 SER A 80 23.72 -145.30 REMARK 500 ASN A 199 -153.44 -159.57 REMARK 500 LYS A 211 -172.28 -66.71 REMARK 500 VAL A 244 -79.53 -113.76 REMARK 500 REMARK 500 REMARK: NULL DBREF 8U6X A 1 250 UNP D6HB39 D6HB39_NEIGO 25 274 DBREF 8U6X B -2 18 PDB 8U6X 8U6X -2 18 DBREF 8U6X C -11 9 PDB 8U6X 8U6X -11 9 SEQADV 8U6X MET A -22 UNP D6HB39 INITIATING METHIONINE SEQADV 8U6X SER A -21 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X TYR A -20 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X TYR A -19 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X HIS A -18 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X HIS A -17 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X HIS A -16 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X HIS A -15 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X HIS A -14 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X HIS A -13 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X LEU A -12 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X GLU A -11 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X SER A -10 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X THR A -9 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X SER A -8 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X LEU A -7 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X TYR A -6 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X LYS A -5 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X LYS A -4 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X ALA A -3 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X GLY A -2 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X LEU A -1 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X MET A 0 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X HIS A 251 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X HIS A 252 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X HIS A 253 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X HIS A 254 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X HIS A 255 UNP D6HB39 EXPRESSION TAG SEQADV 8U6X HIS A 256 UNP D6HB39 EXPRESSION TAG SEQRES 1 A 279 MET SER TYR TYR HIS HIS HIS HIS HIS HIS LEU GLU SER SEQRES 2 A 279 THR SER LEU TYR LYS LYS ALA GLY LEU MET ALA ASP LEU SEQRES 3 A 279 MET LEU ALA GLN GLU TYR LYS GLY GLN ASP ILE ALA GLY SEQRES 4 A 279 TRP ALA MET SER GLU LYS LEU ASP GLY VAL ARG ALA TYR SEQRES 5 A 279 TRP ASP GLY LYS HIS LEU ILE SER ARG GLN GLY TYR ALA SEQRES 6 A 279 PHE THR PRO PRO LYS GLY PHE THR ALA GLN PHE PRO PRO SEQRES 7 A 279 TYR PRO LEU ASP GLY GLU LEU TYR SER GLY ARG GLY GLN SEQRES 8 A 279 PHE GLU GLN ILE SER ALA THR VAL ARG SER VAL SER SER SEQRES 9 A 279 ASP TRP ARG GLY ILE ARG LEU HIS VAL PHE ASP VAL PRO SEQRES 10 A 279 LYS ALA GLN GLY ASN LEU TYR GLN ARG LEU ALA VAL ALA SEQRES 11 A 279 THR GLN TRP LEU LYS THR HIS PRO ASN ALA PRO ILE THR SEQRES 12 A 279 ILE ILE PRO GLN ILE LYS VAL ARG ASP ARG ARG HIS ALA SEQRES 13 A 279 MET ASP PHE LEU LYS GLN ILE GLU ALA GLN GLY GLY GLU SEQRES 14 A 279 GLY VAL MET LEU ARG GLN PRO GLU SER ARG TYR SER GLY SEQRES 15 A 279 GLY ARG SER SER GLN LEU LEU LYS LEU LYS SER GLN TYR SEQRES 16 A 279 ASP ASP GLU CYS THR VAL THR ARG HIS TYR GLU GLY LYS SEQRES 17 A 279 GLY ARG ASN ALA GLY ARG LEU GLY ALA VAL GLY CYS LYS SEQRES 18 A 279 ASN ARG HIS GLY GLU PHE ARG ILE GLY SER GLY PHE LYS SEQRES 19 A 279 ASP LYS ASP ARG ASP ASN PRO PRO LYS ILE GLY THR LEU SEQRES 20 A 279 ILE THR TYR ARG TYR ARG GLY PHE THR ARG LYS GLY THR SEQRES 21 A 279 PRO LYS PHE ALA THR PHE VAL ARG VAL ARG THR ASP ARG SEQRES 22 A 279 HIS HIS HIS HIS HIS HIS SEQRES 1 B 21 DT DT DC DC DG DA DT DA DG DT DG DG DG SEQRES 2 B 21 DG DT DC DG DC DA DA DT SEQRES 1 C 21 DA DT DT DG DC DG DA DC DC DC DC DA DC SEQRES 2 C 21 DT DA DT DC DG DG DA DA HET AMP A 301 34 HET SCN A 302 3 HET SCN A 303 3 HET SCN A 304 3 HETNAM AMP ADENOSINE MONOPHOSPHATE HETNAM SCN THIOCYANATE ION FORMUL 4 AMP C10 H14 N5 O7 P FORMUL 5 SCN 3(C N S 1-) FORMUL 8 HOH *42(H2 O) HELIX 1 AA1 GLN A 68 ARG A 77 1 10 HELIX 2 AA2 ASN A 99 HIS A 114 1 16 HELIX 3 AA3 ASP A 129 GLN A 143 1 15 HELIX 4 AA4 LYS A 185 ALA A 189 5 5 HELIX 5 AA5 LYS A 211 ASN A 217 1 7 SHEET 1 AA1 5 MET A 4 GLU A 8 0 SHEET 2 AA1 5 GLY A 160 LEU A 168 1 O LYS A 167 N GLN A 7 SHEET 3 AA1 5 VAL A 148 ARG A 151 -1 N VAL A 148 O LEU A 168 SHEET 4 AA1 5 ALA A 18 GLU A 21 -1 N SER A 20 O MET A 149 SHEET 5 AA1 5 ILE A 125 LYS A 126 -1 O ILE A 125 N MET A 19 SHEET 1 AA2 5 LEU A 35 ILE A 36 0 SHEET 2 AA2 5 VAL A 26 TRP A 30 -1 N TYR A 29 O ILE A 36 SHEET 3 AA2 5 LEU A 58 TYR A 63 -1 O LEU A 58 N TRP A 30 SHEET 4 AA2 5 ARG A 87 ASP A 92 -1 O ARG A 87 N TYR A 63 SHEET 5 AA2 5 ILE A 119 ILE A 121 1 O THR A 120 N VAL A 90 SHEET 1 AA3 5 GLY A 202 ILE A 206 0 SHEET 2 AA3 5 LEU A 192 ASN A 199 -1 N CYS A 197 O PHE A 204 SHEET 3 AA3 5 TYR A 172 GLU A 183 -1 N THR A 179 O GLY A 196 SHEET 4 AA3 5 LEU A 224 TYR A 229 -1 O TYR A 229 N TYR A 172 SHEET 5 AA3 5 THR A 242 VAL A 246 -1 O THR A 242 N ARG A 228 SSBOND 1 CYS A 176 CYS A 197 1555 1555 2.03 LINK NZ LYS A 22 P AMP A 301 1555 1555 1.65 CRYST1 39.398 167.680 51.159 90.00 90.00 90.00 P 21 21 2 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 0.025382 0.000000 0.000000 0.00000 SCALE2 0.000000 0.005964 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019547 0.00000