HEADER IMMUNE SYSTEM/DNA 27-DEC-24 9L8D TITLE STRUCTURE OF FROG TREX1-DNA COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: THREE-PRIME REPAIR EXONUCLEASE 1; COMPND 3 CHAIN: A; COMPND 4 EC: 3.1.11.2; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: DNA (5'- COMPND 8 D(*GP*TP*TP*GP*GP*CP*CP*CP*TP*CP*TP*TP*TP*AP*GP*GP*GP*CP*CP*AP*TP*C)- COMPND 9 3'); COMPND 10 CHAIN: B; COMPND 11 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RANITOMEYA IMITATOR; SOURCE 3 ORGANISM_TAXID: 111125; SOURCE 4 GENE: RITREX1; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 MOL_ID: 2; SOURCE 8 SYNTHETIC: YES; SOURCE 9 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 10 ORGANISM_TAXID: 32630 KEYWDS NUCLEASE, DNASE, INNATE IMMUNITY, AUTOIMMUNITY, CANCER, IMMUNE KEYWDS 2 SYSTEM/DNA, IMMUNE SYSTEM-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR J.ZHU,L.WANG,C.LIN,W.ZHOU REVDAT 1 29-APR-26 9L8D 0 JRNL AUTH J.ZHU,L.WANG,C.LIN,W.ZHOU JRNL TITL DISTINCT RECOGNITION PATTERN FOR DOUBLE-STRANDED DNA ALLOWS JRNL TITL 2 TREX1 TO MAINTAIN IMMUNE HOMEOSTASIS JRNL REF IMMUNITY 2026 JRNL REFN ISSN 1074-7613 REMARK 2 REMARK 2 RESOLUTION. 2.03 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.21.1_5127 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) : 2.03 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 36.17 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 28428 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.203 REMARK 3 R VALUE (WORKING SET) : 0.202 REMARK 3 FREE R VALUE : 0.229 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.840 REMARK 3 FREE R VALUE TEST SET COUNT : 1377 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 36.1700 - 4.3700 1.00 2882 131 0.1739 0.2035 REMARK 3 2 4.3700 - 3.4700 1.00 2735 140 0.1636 0.2029 REMARK 3 3 3.4700 - 3.0300 1.00 2721 147 0.2051 0.2415 REMARK 3 4 3.0300 - 2.7500 1.00 2683 154 0.2115 0.2189 REMARK 3 5 2.7500 - 2.5600 1.00 2697 118 0.2296 0.2518 REMARK 3 6 2.5600 - 2.4100 1.00 2672 145 0.2269 0.2419 REMARK 3 7 2.4100 - 2.2900 1.00 2666 146 0.2552 0.2567 REMARK 3 8 2.2900 - 2.1900 1.00 2660 136 0.2758 0.2969 REMARK 3 9 2.1900 - 2.1000 1.00 2666 141 0.3184 0.3117 REMARK 3 10 2.1000 - 2.0300 0.99 2669 119 0.3621 0.3703 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) : 0.230 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 22.950 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 41.19 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 : 0.003 2181 REMARK 3 ANGLE : 0.638 3044 REMARK 3 CHIRALITY : 0.039 350 REMARK 3 PLANARITY : 0.004 327 REMARK 3 DIHEDRAL : 20.851 832 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 7 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 5 THROUGH 45 ) REMARK 3 ORIGIN FOR THE GROUP (A): -10.9566 -12.5855 -27.2884 REMARK 3 T TENSOR REMARK 3 T11: 0.4152 T22: 0.3749 REMARK 3 T33: 0.3520 T12: -0.0640 REMARK 3 T13: 0.1072 T23: 0.0265 REMARK 3 L TENSOR REMARK 3 L11: 3.4794 L22: 4.8872 REMARK 3 L33: 2.5112 L12: -0.8817 REMARK 3 L13: -0.3507 L23: 0.0380 REMARK 3 S TENSOR REMARK 3 S11: 0.0215 S12: -0.2460 S13: -0.0832 REMARK 3 S21: 0.4675 S22: -0.1904 S23: 0.1670 REMARK 3 S31: 0.1360 S32: -0.1991 S33: 0.2139 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 46 THROUGH 64 ) REMARK 3 ORIGIN FOR THE GROUP (A): -30.5701 -15.4344 -29.7508 REMARK 3 T TENSOR REMARK 3 T11: 0.6071 T22: 0.7422 REMARK 3 T33: 0.9138 T12: -0.0240 REMARK 3 T13: 0.2006 T23: -0.0016 REMARK 3 L TENSOR REMARK 3 L11: 4.9736 L22: 6.7072 REMARK 3 L33: 1.5204 L12: 5.5237 REMARK 3 L13: -2.3258 L23: -2.7637 REMARK 3 S TENSOR REMARK 3 S11: 0.1644 S12: -0.7861 S13: -0.0707 REMARK 3 S21: 0.8894 S22: -0.1702 S23: 0.8813 REMARK 3 S31: -0.0804 S32: -0.2686 S33: -0.0776 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 65 THROUGH 114 ) REMARK 3 ORIGIN FOR THE GROUP (A): -1.7533 -17.4242 -38.2345 REMARK 3 T TENSOR REMARK 3 T11: 0.3936 T22: 0.3371 REMARK 3 T33: 0.3550 T12: 0.0063 REMARK 3 T13: 0.0663 T23: 0.0611 REMARK 3 L TENSOR REMARK 3 L11: 2.9164 L22: 4.8555 REMARK 3 L33: 1.3242 L12: -0.6265 REMARK 3 L13: 0.1861 L23: 0.8303 REMARK 3 S TENSOR REMARK 3 S11: -0.0505 S12: 0.0002 S13: -0.3739 REMARK 3 S21: -0.0893 S22: -0.0491 S23: -0.3861 REMARK 3 S31: 0.1688 S32: 0.0204 S33: 0.1064 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 115 THROUGH 150 ) REMARK 3 ORIGIN FOR THE GROUP (A): -3.9519 -10.7020 -25.7188 REMARK 3 T TENSOR REMARK 3 T11: 0.5284 T22: 0.4296 REMARK 3 T33: 0.3027 T12: -0.0312 REMARK 3 T13: 0.0191 T23: 0.0617 REMARK 3 L TENSOR REMARK 3 L11: 4.9111 L22: 2.6513 REMARK 3 L33: 1.1213 L12: 0.1223 REMARK 3 L13: 0.4415 L23: 0.3503 REMARK 3 S TENSOR REMARK 3 S11: -0.1064 S12: -0.6215 S13: -0.2158 REMARK 3 S21: 0.5151 S22: -0.1299 S23: -0.4377 REMARK 3 S31: 0.2081 S32: -0.0562 S33: 0.2258 REMARK 3 TLS GROUP : 5 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 151 THROUGH 234 ) REMARK 3 ORIGIN FOR THE GROUP (A): -17.3111 -18.1669 -21.9378 REMARK 3 T TENSOR REMARK 3 T11: 0.5332 T22: 0.4892 REMARK 3 T33: 0.5017 T12: -0.0332 REMARK 3 T13: 0.1983 T23: 0.0400 REMARK 3 L TENSOR REMARK 3 L11: 2.2498 L22: 3.3158 REMARK 3 L33: 3.5191 L12: 0.6267 REMARK 3 L13: -0.5688 L23: -0.6399 REMARK 3 S TENSOR REMARK 3 S11: -0.0622 S12: -0.4294 S13: -0.2783 REMARK 3 S21: 0.8404 S22: -0.0400 S23: 0.5312 REMARK 3 S31: 0.1758 S32: -0.2955 S33: 0.0888 REMARK 3 TLS GROUP : 6 REMARK 3 SELECTION: CHAIN 'B' AND (RESID 1 THROUGH 13 ) REMARK 3 ORIGIN FOR THE GROUP (A): -5.4207 -28.1385 -9.6281 REMARK 3 T TENSOR REMARK 3 T11: 1.0954 T22: 0.7353 REMARK 3 T33: 0.5843 T12: -0.2595 REMARK 3 T13: 0.1062 T23: 0.0581 REMARK 3 L TENSOR REMARK 3 L11: 7.6179 L22: 5.0018 REMARK 3 L33: 7.5137 L12: -2.0673 REMARK 3 L13: -0.2911 L23: 1.5052 REMARK 3 S TENSOR REMARK 3 S11: -0.2950 S12: -1.3877 S13: -0.4410 REMARK 3 S21: 1.3063 S22: -0.1348 S23: 0.6893 REMARK 3 S31: 0.3141 S32: -0.2232 S33: 0.1970 REMARK 3 TLS GROUP : 7 REMARK 3 SELECTION: CHAIN 'B' AND (RESID 14 THROUGH 22 ) REMARK 3 ORIGIN FOR THE GROUP (A): -6.7456 -29.8405 -10.4102 REMARK 3 T TENSOR REMARK 3 T11: 1.4125 T22: 0.8152 REMARK 3 T33: 0.5931 T12: -0.2292 REMARK 3 T13: 0.0315 T23: 0.0595 REMARK 3 L TENSOR REMARK 3 L11: 4.2419 L22: 2.2732 REMARK 3 L33: 5.5447 L12: -1.0968 REMARK 3 L13: -1.8962 L23: 2.0342 REMARK 3 S TENSOR REMARK 3 S11: 0.5097 S12: -1.3796 S13: -0.1019 REMARK 3 S21: 1.7616 S22: 0.2292 S23: 0.0909 REMARK 3 S31: 0.8774 S32: 0.1522 S33: -0.6085 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 9L8D COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBC ON 08-JAN-25. REMARK 100 THE DEPOSITION ID IS D_1300055147. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-AUG-22 REMARK 200 TEMPERATURE (KELVIN) : 80 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) : 0.97849 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XIA2 REMARK 200 DATA SCALING SOFTWARE : XIA2 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28440 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.030 REMARK 200 RESOLUTION RANGE LOW (A) : 36.170 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 31.90 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 16.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.03 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.10 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.3 REMARK 200 DATA REDUNDANCY IN SHELL : 32.50 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.350 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: 7TQN REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 62.38 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.27 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M CITRIC ACID PH 4.0, 20% PEG REMARK 280 6000, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 289K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 41 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 3555 -Y,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X,Z+3/4 REMARK 290 5555 -X+1/2,Y,-Z+3/4 REMARK 290 6555 X,-Y+1/2,-Z+1/4 REMARK 290 7555 Y+1/2,X+1/2,-Z+1/2 REMARK 290 8555 -Y,-X,-Z REMARK 290 9555 X+1/2,Y+1/2,Z+1/2 REMARK 290 10555 -X,-Y,Z REMARK 290 11555 -Y+1/2,X,Z+3/4 REMARK 290 12555 Y,-X+1/2,Z+1/4 REMARK 290 13555 -X,Y+1/2,-Z+1/4 REMARK 290 14555 X+1/2,-Y,-Z+3/4 REMARK 290 15555 Y,X,-Z REMARK 290 16555 -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 72.34200 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 72.34200 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 41.10050 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 72.34200 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 20.55025 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 72.34200 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 61.65075 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 72.34200 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 61.65075 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 72.34200 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 20.55025 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 72.34200 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 72.34200 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 41.10050 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 1.000000 0.000000 0.000000 72.34200 REMARK 290 SMTRY2 9 0.000000 1.000000 0.000000 72.34200 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 41.10050 REMARK 290 SMTRY1 10 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 10 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 11 0.000000 -1.000000 0.000000 72.34200 REMARK 290 SMTRY2 11 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 1.000000 61.65075 REMARK 290 SMTRY1 12 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 12 -1.000000 0.000000 0.000000 72.34200 REMARK 290 SMTRY3 12 0.000000 0.000000 1.000000 20.55025 REMARK 290 SMTRY1 13 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 72.34200 REMARK 290 SMTRY3 13 0.000000 0.000000 -1.000000 20.55025 REMARK 290 SMTRY1 14 1.000000 0.000000 0.000000 72.34200 REMARK 290 SMTRY2 14 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 14 0.000000 0.000000 -1.000000 61.65075 REMARK 290 SMTRY1 15 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 15 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 15 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 16 0.000000 -1.000000 0.000000 72.34200 REMARK 290 SMTRY2 16 -1.000000 0.000000 0.000000 72.34200 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 41.10050 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 7350 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23460 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -30.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 -82.20100 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1970 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13430 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -14.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 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 361 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 SER A 0 REMARK 465 MET A 1 REMARK 465 GLY A 2 REMARK 465 SER A 3 REMARK 465 GLN A 4 REMARK 465 SER A 167 REMARK 465 PRO A 168 REMARK 465 SER A 169 REMARK 465 GLU A 170 REMARK 465 HIS A 171 REMARK 465 GLY A 172 REMARK 465 MET A 235 REMARK 465 ALA A 236 REMARK 465 ALA A 237 REMARK 465 THR A 238 REMARK 465 THR A 239 REMARK 465 GLY A 240 REMARK 465 THR A 241 REMARK 465 ALA A 242 REMARK 465 DC B 10 REMARK 465 DT B 11 REMARK 465 DT B 12 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 PRO A 25 O HOH A 301 2.04 REMARK 500 OD2 ASP A 200 O HOH A 302 2.18 REMARK 500 O HOH A 344 O HOH A 367 2.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 367 O HOH A 367 8554 2.10 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 TYR A 129 -70.13 -133.82 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 B 101 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 18 OD1 REMARK 620 2 HOH A 309 O 92.6 REMARK 620 3 HOH A 322 O 88.5 79.5 REMARK 620 4 DT B 21 O3' 161.0 101.9 82.1 REMARK 620 5 DC B 22 OP1 105.0 160.7 92.8 59.3 REMARK 620 N 1 2 3 4 DBREF 9L8D A 0 242 PDB 9L8D 9L8D 0 242 DBREF 9L8D B 1 22 PDB 9L8D 9L8D 1 22 SEQRES 1 A 243 SER MET GLY SER GLN ALA LEU PRO HIS GLY HIS MET GLN SEQRES 2 A 243 THR LEU ILE PHE LEU ASP LEU GLU ALA THR GLY LEU PRO SEQRES 3 A 243 TYR SER GLN PRO LYS ILE THR GLU LEU CYS LEU LEU ALA SEQRES 4 A 243 VAL HIS ARG HIS ALA LEU GLU ASN SER SER MET SER GLU SEQRES 5 A 243 GLY GLN PRO PRO LEU VAL PRO LYS PRO PRO ARG VAL VAL SEQRES 6 A 243 ASP LYS LEU SER LEU CYS ILE ALA PRO GLY LYS PRO CYS SEQRES 7 A 243 SER SER GLY ALA SER GLU ILE THR GLY LEU THR THR ALA SEQRES 8 A 243 GLY LEU GLU ALA HIS GLY ARG GLN ARG PHE ASN ASP ASN SEQRES 9 A 243 LEU ALA THR LEU LEU GLN VAL PHE LEU GLN ARG GLN PRO SEQRES 10 A 243 GLN PRO CYS CYS LEU VAL ALA HIS ASN GLY ASP ARG TYR SEQRES 11 A 243 ASP PHE PRO LEU LEU GLN ALA GLU LEU ALA SER LEU SER SEQRES 12 A 243 VAL ILE SER PRO LEU ASP GLY THR PHE CYS VAL ASP SER SEQRES 13 A 243 ILE ALA ALA LEU LYS THR LEU GLU GLN ALA SER SER PRO SEQRES 14 A 243 SER GLU HIS GLY PRO ARG LYS SER TYR SER LEU GLY SER SEQRES 15 A 243 ILE TYR THR ARG LEU TYR GLY GLN ALA PRO THR ASP SER SEQRES 16 A 243 HIS THR ALA GLU GLY ASP VAL LEU ALA LEU LEU SER ILE SEQRES 17 A 243 CYS GLN TRP LYS PRO GLN ALA LEU LEU GLN TRP VAL ASP SEQRES 18 A 243 LYS HIS ALA ARG PRO PHE SER THR ILE LYS PRO MET TYR SEQRES 19 A 243 GLY MET ALA ALA THR THR GLY THR ALA SEQRES 1 B 22 DG DT DT DG DG DC DC DC DT DC DT DT DT SEQRES 2 B 22 DA DG DG DG DC DC DA DT DC HET MG B 101 1 HETNAM MG MAGNESIUM ION FORMUL 3 MG MG 2+ FORMUL 4 HOH *76(H2 O) HELIX 1 AA1 LEU A 24 GLN A 28 5 5 HELIX 2 AA2 ARG A 41 ASN A 46 1 6 HELIX 3 AA3 SER A 78 GLY A 86 1 9 HELIX 4 AA4 THR A 88 HIS A 95 1 8 HELIX 5 AA5 ASN A 101 ARG A 114 1 14 HELIX 6 AA6 TYR A 129 LEU A 141 1 13 HELIX 7 AA7 SER A 155 SER A 166 1 12 HELIX 8 AA8 SER A 178 GLY A 188 1 11 HELIX 9 AA9 THR A 196 GLN A 209 1 14 HELIX 10 AB1 LYS A 211 ALA A 223 1 13 HELIX 11 AB2 SER A 227 ILE A 229 5 3 SHEET 1 AA1 6 ASP A 65 CYS A 70 0 SHEET 2 AA1 6 ILE A 31 HIS A 40 -1 N ALA A 38 O ASP A 65 SHEET 3 AA1 6 THR A 13 ALA A 21 -1 N LEU A 14 O VAL A 39 SHEET 4 AA1 6 CYS A 119 ALA A 123 1 O CYS A 120 N ILE A 15 SHEET 5 AA1 6 PHE A 151 ASP A 154 1 O PHE A 151 N LEU A 121 SHEET 6 AA1 6 ARG A 224 PRO A 225 -1 O ARG A 224 N CYS A 152 LINK OD1 ASP A 18 MG MG B 101 1555 1555 2.36 LINK O HOH A 309 MG MG B 101 1555 1555 2.24 LINK O HOH A 322 MG MG B 101 1555 1555 2.36 LINK O3' DT B 21 MG MG B 101 1555 1555 2.68 LINK OP1 DC B 22 MG MG B 101 1555 1555 2.29 CISPEP 1 GLN A 53 PRO A 54 0 5.56 CISPEP 2 GLN A 117 PRO A 118 0 0.02 CRYST1 144.684 144.684 82.201 90.00 90.00 90.00 I 41 2 2 16 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 0.006912 0.000000 0.000000 0.00000 SCALE2 0.000000 0.006912 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012165 0.00000 CONECT 211 3780 CONECT 3748 3780 CONECT 3761 3780 CONECT 3780 211 3748 3761 3789 CONECT 3780 3802 CONECT 3789 3780 CONECT 3802 3780 MASTER 468 0 1 11 6 0 0 6 2173 2 7 21 END