HEADER TRANSFERASE 08-FEB-23 7FTH TITLE CRYSTAL STRUCTURE OF HUMAN CYCLIC GMP-AMP SYNTHASE IN COMPLEX WITH TITLE 2 CGAMP COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYCLIC GMP-AMP SYNTHASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CGAMP SYNTHASE,CGAS,H-CGAS,2'3'-CGAMP SYNTHASE,MAB-21 COMPND 5 DOMAIN-CONTAINING PROTEIN 1; COMPND 6 EC: 2.7.7.86; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: CGAS, C6ORF150, MB21D1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET21A_CGAS(161-522_WT) KEYWDS IMMUNE RESPONSE, TRANSFERASE, NTASE, DNA SENSOR EXPDTA X-RAY DIFFRACTION AUTHOR L.LEIBROCK,J.BENZ,K.GROEBKE-ZBINDEN,M.G.RUDOLPH REVDAT 1 21-FEB-24 7FTH 0 JRNL AUTH K.GROEBKE-ZBINDEN,A.VANDEMEULEBROUCKE,M.HILBERT,M.G.RUDOLPH JRNL TITL CRYSTAL STRUCTURE OF A HUMAN CYCLIC GMP-AMP SYNTHASE COMPLEX JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.55 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.11_2558 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) : 2.55 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 44.99 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 12309 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.194 REMARK 3 R VALUE (WORKING SET) : 0.191 REMARK 3 FREE R VALUE : 0.256 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.570 REMARK 3 FREE R VALUE TEST SET COUNT : 562 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 44.9926 - 4.0473 1.00 3058 158 0.1425 0.1934 REMARK 3 2 4.0473 - 3.2127 1.00 2936 128 0.2068 0.3229 REMARK 3 3 3.2127 - 2.8067 1.00 2907 130 0.2859 0.3537 REMARK 3 4 2.8067 - 2.5501 0.99 2846 146 0.3264 0.4019 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) : 0.410 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 31.150 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 65.05 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 88.90 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 : 0.008 3062 REMARK 3 ANGLE : 1.040 4117 REMARK 3 CHIRALITY : 0.052 445 REMARK 3 PLANARITY : 0.006 514 REMARK 3 DIHEDRAL : 18.290 1862 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 4 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 162 THROUGH 199 ) REMARK 3 ORIGIN FOR THE GROUP (A): 25.6001 -14.1583 -7.3252 REMARK 3 T TENSOR REMARK 3 T11: 0.6861 T22: 0.6163 REMARK 3 T33: 0.6910 T12: -0.0235 REMARK 3 T13: 0.0329 T23: -0.1078 REMARK 3 L TENSOR REMARK 3 L11: 4.8436 L22: 9.4381 REMARK 3 L33: 1.2180 L12: -4.3485 REMARK 3 L13: 1.2347 L23: -1.2389 REMARK 3 S TENSOR REMARK 3 S11: -0.4721 S12: 0.1041 S13: -0.1266 REMARK 3 S21: 1.0934 S22: 0.3026 S23: -1.2375 REMARK 3 S31: -0.3946 S32: -0.0873 S33: 0.1594 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 200 THROUGH 233 ) REMARK 3 ORIGIN FOR THE GROUP (A): 17.1968 -5.0955 -9.6644 REMARK 3 T TENSOR REMARK 3 T11: 0.9981 T22: 0.5948 REMARK 3 T33: 0.7436 T12: -0.0484 REMARK 3 T13: -0.0880 T23: -0.0342 REMARK 3 L TENSOR REMARK 3 L11: 7.6026 L22: 7.7897 REMARK 3 L33: 2.5516 L12: -5.1573 REMARK 3 L13: -2.9805 L23: 2.5464 REMARK 3 S TENSOR REMARK 3 S11: -0.4388 S12: 0.0908 S13: 0.0990 REMARK 3 S21: 0.1882 S22: 0.6443 S23: -0.5361 REMARK 3 S31: 0.0562 S32: 0.4937 S33: -0.2335 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 234 THROUGH 360 ) REMARK 3 ORIGIN FOR THE GROUP (A): 9.5689 -1.8328 -17.6962 REMARK 3 T TENSOR REMARK 3 T11: 0.7163 T22: 0.6558 REMARK 3 T33: 0.4180 T12: -0.0457 REMARK 3 T13: -0.0509 T23: 0.1454 REMARK 3 L TENSOR REMARK 3 L11: 5.8819 L22: 4.6735 REMARK 3 L33: 1.8751 L12: -0.8690 REMARK 3 L13: -0.1376 L23: -0.0690 REMARK 3 S TENSOR REMARK 3 S11: -0.2132 S12: 1.3095 S13: 0.8327 REMARK 3 S21: -0.4131 S22: 0.0373 S23: -0.2251 REMARK 3 S31: -0.5501 S32: 0.0091 S33: 0.1673 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 361 THROUGH 521 ) REMARK 3 ORIGIN FOR THE GROUP (A): 13.2510 -23.9284 -20.3578 REMARK 3 T TENSOR REMARK 3 T11: 0.4723 T22: 0.7221 REMARK 3 T33: 0.6769 T12: -0.0469 REMARK 3 T13: 0.0561 T23: -0.3930 REMARK 3 L TENSOR REMARK 3 L11: 5.9424 L22: 2.5402 REMARK 3 L33: 2.2410 L12: -1.2337 REMARK 3 L13: 0.4495 L23: 0.3884 REMARK 3 S TENSOR REMARK 3 S11: -0.0284 S12: 1.4958 S13: -1.3137 REMARK 3 S21: -0.3034 S22: -0.1938 S23: 0.1785 REMARK 3 S31: 0.1301 S32: 0.1875 S33: 0.1946 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 7FTH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-FEB-23. REMARK 100 THE DEPOSITION ID IS D_1001405326. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 09-DEC-16 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SLS REMARK 200 BEAMLINE : X10SA REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : PSI PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE, XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12367 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.550 REMARK 200 RESOLUTION RANGE LOW (A) : 44.990 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 7.110 REMARK 200 R MERGE (I) : 0.13000 REMARK 200 R SYM (I) : 0.13000 REMARK 200 FOR THE DATA SET : 8.4400 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.55 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 44.99 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 7.34 REMARK 200 R MERGE FOR SHELL (I) : 0.92600 REMARK 200 R SYM FOR SHELL (I) : 0.92600 REMARK 200 FOR SHELL : 0.810 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: INHOUSE MODEL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.04 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.12 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 10-12 MG/ML PROTEIN IN 25 MM TRIS/HCL REMARK 280 PH7.5, 500MM NACL, 2MM TCEP, SUPPLEMENTED WITH 10X MOLAR EXCESS REMARK 280 OF LIGAND AND, IF NEEDED, WITH 10 MM MGCL2 AND 5MM ATP, THEN REMARK 280 MIXED 1:1 WITH RESERVOIR OF THE PROCOMPLEX SCREEN. SEVERAL REMARK 280 CONDITIONS RESULTED IN CRYSTALS., VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 2 21 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,-Z+1/2 REMARK 290 4555 -X+1/2,-Y,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 1.000000 0.000000 0.000000 24.09100 REMARK 290 SMTRY2 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 62.80150 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 24.09100 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 62.80150 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 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 GLY A 161 REMARK 465 PRO A 257 REMARK 465 LYS A 258 REMARK 465 PHE A 522 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 GLU A 216 -14.96 74.98 REMARK 500 ASN A 244 -3.92 79.16 REMARK 500 THR A 245 79.86 -112.88 REMARK 500 ARG A 246 -7.33 -58.97 REMARK 500 LEU A 262 4.95 -68.31 REMARK 500 ARG A 300 97.24 -69.95 REMARK 500 LYS A 301 -36.17 -132.68 REMARK 500 TRP A 343 -62.46 -93.27 REMARK 500 SER A 345 163.85 160.69 REMARK 500 PRO A 361 43.85 -81.55 REMARK 500 PHE A 379 31.68 -141.28 REMARK 500 ASN A 389 73.49 -103.39 REMARK 500 TRP A 455 42.67 -142.63 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 TYR A 242 SER A 243 -146.13 REMARK 500 LEU A 344 SER A 345 144.27 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 ZN A 602 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 390 NE2 REMARK 620 2 CYS A 396 SG 115.0 REMARK 620 3 CYS A 397 SG 103.9 126.6 REMARK 620 4 CYS A 404 SG 93.6 100.6 112.3 REMARK 620 N 1 2 3 DBREF 7FTH A 161 522 UNP Q8N884 CGAS_HUMAN 161 522 SEQRES 1 A 362 GLY ALA SER LYS LEU ARG ALA VAL LEU GLU LYS LEU LYS SEQRES 2 A 362 LEU SER ARG ASP ASP ILE SER THR ALA ALA GLY MET VAL SEQRES 3 A 362 LYS GLY VAL VAL ASP HIS LEU LEU LEU ARG LEU LYS CYS SEQRES 4 A 362 ASP SER ALA PHE ARG GLY VAL GLY LEU LEU ASN THR GLY SEQRES 5 A 362 SER TYR TYR GLU HIS VAL LYS ILE SER ALA PRO ASN GLU SEQRES 6 A 362 PHE ASP VAL MET PHE LYS LEU GLU VAL PRO ARG ILE GLN SEQRES 7 A 362 LEU GLU GLU TYR SER ASN THR ARG ALA TYR TYR PHE VAL SEQRES 8 A 362 LYS PHE LYS ARG ASN PRO LYS GLU ASN PRO LEU SER GLN SEQRES 9 A 362 PHE LEU GLU GLY GLU ILE LEU SER ALA SER LYS MET LEU SEQRES 10 A 362 SER LYS PHE ARG LYS ILE ILE LYS GLU GLU ILE ASN ASP SEQRES 11 A 362 ILE LYS ASP THR ASP VAL ILE MET LYS ARG LYS ARG GLY SEQRES 12 A 362 GLY SER PRO ALA VAL THR LEU LEU ILE SER GLU LYS ILE SEQRES 13 A 362 SER VAL ASP ILE THR LEU ALA LEU GLU SER LYS SER SER SEQRES 14 A 362 TRP PRO ALA SER THR GLN GLU GLY LEU ARG ILE GLN ASN SEQRES 15 A 362 TRP LEU SER ALA LYS VAL ARG LYS GLN LEU ARG LEU LYS SEQRES 16 A 362 PRO PHE TYR LEU VAL PRO LYS HIS ALA LYS GLU GLY ASN SEQRES 17 A 362 GLY PHE GLN GLU GLU THR TRP ARG LEU SER PHE SER HIS SEQRES 18 A 362 ILE GLU LYS GLU ILE LEU ASN ASN HIS GLY LYS SER LYS SEQRES 19 A 362 THR CYS CYS GLU ASN LYS GLU GLU LYS CYS CYS ARG LYS SEQRES 20 A 362 ASP CYS LEU LYS LEU MET LYS TYR LEU LEU GLU GLN LEU SEQRES 21 A 362 LYS GLU ARG PHE LYS ASP LYS LYS HIS LEU ASP LYS PHE SEQRES 22 A 362 SER SER TYR HIS VAL LYS THR ALA PHE PHE HIS VAL CYS SEQRES 23 A 362 THR GLN ASN PRO GLN ASP SER GLN TRP ASP ARG LYS ASP SEQRES 24 A 362 LEU GLY LEU CYS PHE ASP ASN CYS VAL THR TYR PHE LEU SEQRES 25 A 362 GLN CYS LEU ARG THR GLU LYS LEU GLU ASN TYR PHE ILE SEQRES 26 A 362 PRO GLU PHE ASN LEU PHE SER SER ASN LEU ILE ASP LYS SEQRES 27 A 362 ARG SER LYS GLU PHE LEU THR LYS GLN ILE GLU TYR GLU SEQRES 28 A 362 ARG ASN ASN GLU PHE PRO VAL PHE ASP GLU PHE HET 1SY A 601 45 HET ZN A 602 1 HETNAM 1SY CGAMP HETNAM ZN ZINC ION HETSYN 1SY 2',3' CGAMP; C-GMP-AMP; C[G(2',5')PA(3',5')P] FORMUL 2 1SY C20 H24 N10 O13 P2 FORMUL 3 ZN ZN 2+ FORMUL 4 HOH *4(H2 O) HELIX 1 AA1 ALA A 162 LEU A 174 1 13 HELIX 2 AA2 ASP A 177 ASP A 200 1 24 HELIX 3 AA3 PRO A 261 LEU A 266 5 6 HELIX 4 AA4 SER A 272 ASN A 289 1 18 HELIX 5 AA5 PRO A 331 GLN A 335 5 5 HELIX 6 AA6 SER A 345 ARG A 353 1 9 HELIX 7 AA7 PHE A 379 ASN A 389 1 11 HELIX 8 AA8 CYS A 405 PHE A 424 1 20 HELIX 9 AA9 SER A 434 ASN A 449 1 16 HELIX 10 AB1 GLN A 451 LYS A 458 5 8 HELIX 11 AB2 ASP A 459 THR A 477 1 19 HELIX 12 AB3 ASP A 497 ASN A 514 1 18 HELIX 13 AB4 GLU A 515 ASP A 520 5 6 SHEET 1 AA1 7 VAL A 206 LEU A 208 0 SHEET 2 AA1 7 GLU A 225 GLU A 233 -1 O LYS A 231 N GLY A 207 SHEET 3 AA1 7 ILE A 316 SER A 326 1 O THR A 321 N PHE A 230 SHEET 4 AA1 7 PHE A 357 VAL A 360 -1 O LEU A 359 N LEU A 324 SHEET 5 AA1 7 TRP A 375 SER A 378 -1 O ARG A 376 N VAL A 360 SHEET 6 AA1 7 TYR A 248 PHE A 253 -1 N TYR A 249 O TRP A 375 SHEET 7 AA1 7 ILE A 237 GLU A 241 -1 N GLU A 240 O PHE A 250 SHEET 1 AA2 5 LYS A 219 ALA A 222 0 SHEET 2 AA2 5 GLU A 225 GLU A 233 -1 O ASP A 227 N LYS A 219 SHEET 3 AA2 5 ILE A 316 SER A 326 1 O THR A 321 N PHE A 230 SHEET 4 AA2 5 ALA A 307 ILE A 312 -1 N ILE A 312 O ILE A 316 SHEET 5 AA2 5 VAL A 296 MET A 298 -1 N ILE A 297 O LEU A 311 SHEET 1 AA3 2 ALA A 364 LYS A 365 0 SHEET 2 AA3 2 PHE A 370 GLN A 371 -1 O GLN A 371 N ALA A 364 LINK NE2 HIS A 390 ZN ZN A 602 1555 1555 1.99 LINK SG CYS A 396 ZN ZN A 602 1555 1555 2.46 LINK SG CYS A 397 ZN ZN A 602 1555 1555 2.23 LINK SG CYS A 404 ZN ZN A 602 1555 1555 2.18 CRYST1 48.182 59.476 125.603 90.00 90.00 90.00 P 21 2 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 0.020755 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016814 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007962 0.00000