HEADER DNA BINDING PROTEIN 20-SEP-12 4H7A TITLE CRYSTAL STRUCTURE OF CASB FROM THERMUS THERMOPHILUS COMPND MOL_ID: 1; COMPND 2 MOLECULE: CRISPR-ASSOCIATED PROTEIN CSE2; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: CRISPR TYPE I-E/ECOLI-ASSOCIATED PROTEIN CASB/CSE2; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: THERMUS THERMOPHILUS; SOURCE 3 ORGANISM_TAXID: 300852; SOURCE 4 STRAIN: HB8 / ATCC 27634 / DSM 579; SOURCE 5 GENE: CSE2, TTHB189; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3) STAR; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PQE-80 KEYWDS CRISPR, CASCADE, CASB, CRISPR-ASSOICATED PROTEIN, NUCLEIC ACID KEYWDS 2 BINDING PROTEIN, DNA BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR A.KE,K.H.NAM REVDAT 4 20-SEP-23 4H7A 1 SEQADV REVDAT 3 25-OCT-17 4H7A 1 REMARK REVDAT 2 28-NOV-12 4H7A 1 JRNL REVDAT 1 03-OCT-12 4H7A 0 JRNL AUTH K.H.NAM,Q.HUANG,A.KE JRNL TITL NUCLEIC ACID BINDING SURFACE AND DIMER INTERFACE REVEALED BY JRNL TITL 2 CRISPR-ASSOCIATED CASB PROTEIN STRUCTURES. JRNL REF FEBS LETT. V. 586 3956 2012 JRNL REFN ISSN 0014-5793 JRNL PMID 23079036 JRNL DOI 10.1016/J.FEBSLET.2012.09.041 REMARK 2 REMARK 2 RESOLUTION. 2.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.6.0117 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 92.8 REMARK 3 NUMBER OF REFLECTIONS : 12973 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) : 0.176 REMARK 3 R VALUE (WORKING SET) : 0.173 REMARK 3 FREE R VALUE : 0.230 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 638 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.60 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.67 REMARK 3 REFLECTION IN BIN (WORKING SET) : 764 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 86.57 REMARK 3 BIN R VALUE (WORKING SET) : 0.2900 REMARK 3 BIN FREE R VALUE SET COUNT : 42 REMARK 3 BIN FREE R VALUE : 0.3600 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2539 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 10 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 64.25 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.49000 REMARK 3 B22 (A**2) : 1.49000 REMARK 3 B33 (A**2) : -2.98000 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): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.283 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.179 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 19.427 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.964 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.933 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2608 ; 0.021 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3524 ; 1.426 ; 1.941 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 307 ; 3.809 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 139 ;28.899 ;21.223 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 424 ;24.194 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 38 ;25.974 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 351 ; 0.110 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2058 ; 0.010 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL 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): 2608 ;13.924 ; 3.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): 4 ;14.346 ; 5.000 REMARK 3 SPHERICITY; BONDED ATOMS (A**2): 2547 ;43.107 ; 5.000 REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : 1 REMARK 3 REMARK 3 NCS GROUP NUMBER : 1 REMARK 3 CHAIN NAMES : A B REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 0 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 0 A 1 A 156 0 REMARK 3 0 B 1 B 156 0 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 2 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 1 A 156 REMARK 3 ORIGIN FOR THE GROUP (A): -11.3467 -39.8523 -3.8323 REMARK 3 T TENSOR REMARK 3 T11: 0.0755 T22: 0.0960 REMARK 3 T33: 0.0258 T12: 0.0142 REMARK 3 T13: 0.0001 T23: -0.0018 REMARK 3 L TENSOR REMARK 3 L11: 0.0046 L22: 0.0393 REMARK 3 L33: 0.0036 L12: 0.0132 REMARK 3 L13: 0.0040 L23: 0.0119 REMARK 3 S TENSOR REMARK 3 S11: 0.0005 S12: 0.0008 S13: -0.0019 REMARK 3 S21: -0.0091 S22: -0.0014 S23: -0.0029 REMARK 3 S31: -0.0024 S32: -0.0012 S33: 0.0009 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 1 B 156 REMARK 3 ORIGIN FOR THE GROUP (A): -35.6581 -36.1219 23.7493 REMARK 3 T TENSOR REMARK 3 T11: 0.0564 T22: 0.0780 REMARK 3 T33: 0.0385 T12: -0.0318 REMARK 3 T13: -0.0126 T23: 0.0235 REMARK 3 L TENSOR REMARK 3 L11: 0.3509 L22: 0.2664 REMARK 3 L33: 0.4967 L12: -0.0503 REMARK 3 L13: -0.3069 L23: 0.2770 REMARK 3 S TENSOR REMARK 3 S11: 0.0300 S12: -0.1217 S13: -0.0245 REMARK 3 S21: -0.0403 S22: -0.0190 S23: -0.0161 REMARK 3 S31: -0.0323 S32: 0.0510 S33: -0.0110 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK 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: U VALUES : RESIDUAL ONLY REMARK 4 REMARK 4 4H7A COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-SEP-12. REMARK 100 THE DEPOSITION ID IS D_1000075108. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 31-OCT-11 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.7 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : CHESS REMARK 200 BEAMLINE : A1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9770 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 210 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK, HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12996 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.600 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.7 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.64 REMARK 200 COMPLETENESS FOR SHELL (%) : 86.8 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL 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: PDB ENTRY 2ZCA REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.65 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.77 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M MES, PH 5.7-5.9, 50 MM MGSO4, 5% REMARK 280 (W/V) PEG 3350, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291.5K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-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 42.43100 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 50.38850 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 50.38850 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 63.64650 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 50.38850 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 50.38850 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 21.21550 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 50.38850 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 50.38850 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 63.64650 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 50.38850 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 50.38850 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 21.21550 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 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 42.43100 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 300 REMARK: BIOLOGICAL ASSEMBLY HAS BEEN CHARACTERIZED BY ELECTRON REMARK 300 MICROSCOPY 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 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 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 -11 REMARK 465 SER A -10 REMARK 465 ARG A -9 REMARK 465 GLY A -8 REMARK 465 HIS A -7 REMARK 465 HIS A -6 REMARK 465 HIS A -5 REMARK 465 HIS A -4 REMARK 465 HIS A -3 REMARK 465 HIS A -2 REMARK 465 GLY A -1 REMARK 465 SER A 0 REMARK 465 MET B -11 REMARK 465 SER B -10 REMARK 465 ARG B -9 REMARK 465 GLY B -8 REMARK 465 HIS B -7 REMARK 465 HIS B -6 REMARK 465 HIS B -5 REMARK 465 HIS B -4 REMARK 465 HIS B -3 REMARK 465 HIS B -2 REMARK 465 GLY B -1 REMARK 465 SER B 0 REMARK 465 GLN B 91 REMARK 465 GLY B 92 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 OD1 ASP B 107 OE1 GLN B 110 1.64 REMARK 500 OD1 ASP B 75 NE2 GLN B 77 1.84 REMARK 500 O ALA A 102 NH1 ARG A 114 1.95 REMARK 500 NE2 GLN B 110 NH2 ARG B 114 2.05 REMARK 500 N SER A 2 OE1 GLU A 5 2.16 REMARK 500 N MET A 1 O HOH A 205 2.16 REMARK 500 O PHE B 27 OG SER B 30 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 OE2 GLU A 105 NH1 ARG B 40 6545 1.50 REMARK 500 OE2 GLU A 105 CZ ARG B 40 6545 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 B 89 48.83 -72.31 REMARK 500 ALA B 94 -60.77 65.57 REMARK 500 REMARK 500 REMARK: NULL DBREF 4H7A A 1 156 UNP Q53VY0 CSE2_THET8 1 156 DBREF 4H7A B 1 156 UNP Q53VY0 CSE2_THET8 1 156 SEQADV 4H7A MET A -11 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A SER A -10 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A ARG A -9 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A GLY A -8 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A HIS A -7 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A HIS A -6 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A HIS A -5 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A HIS A -4 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A HIS A -3 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A HIS A -2 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A GLY A -1 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A SER A 0 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A MET B -11 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A SER B -10 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A ARG B -9 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A GLY B -8 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A HIS B -7 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A HIS B -6 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A HIS B -5 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A HIS B -4 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A HIS B -3 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A HIS B -2 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A GLY B -1 UNP Q53VY0 EXPRESSION TAG SEQADV 4H7A SER B 0 UNP Q53VY0 EXPRESSION TAG SEQRES 1 A 168 MET SER ARG GLY HIS HIS HIS HIS HIS HIS GLY SER MET SEQRES 2 A 168 SER PRO GLY GLU ARG PHE LEU ASP TRP LEU LYS ARG LEU SEQRES 3 A 168 GLN GLY GLN LYS ALA TRP THR ALA ALA ARG ALA ALA PHE SEQRES 4 A 168 ARG ARG SER LEU ALA PHE PRO PRO GLY ALA TYR PRO ARG SEQRES 5 A 168 ALA MET PRO TYR VAL GLU PRO PHE LEU ALA LYS GLY ASP SEQRES 6 A 168 TRP ARG GLN GLU GLU ARG GLU ALA HIS TYR LEU VAL ALA SEQRES 7 A 168 ALA LEU TYR ALA LEU LYS ASP GLY ASP HIS GLN VAL GLY SEQRES 8 A 168 ARG THR LEU ALA ARG ALA LEU TRP GLU LYS ALA GLN GLY SEQRES 9 A 168 SER ALA SER VAL GLU LYS ARG PHE LEU ALA LEU LEU GLU SEQRES 10 A 168 ALA ASP ARG ASP GLN ILE ALA PHE ARG LEU ARG GLN ALA SEQRES 11 A 168 VAL ALA LEU VAL GLU GLY GLY ILE ASP PHE ALA ARG LEU SEQRES 12 A 168 LEU ASP ASP LEU LEU ARG TRP PHE SER PRO GLU ARG HIS SEQRES 13 A 168 VAL GLN ALA ARG TRP ALA ARG GLU TYR TYR GLY ALA SEQRES 1 B 168 MET SER ARG GLY HIS HIS HIS HIS HIS HIS GLY SER MET SEQRES 2 B 168 SER PRO GLY GLU ARG PHE LEU ASP TRP LEU LYS ARG LEU SEQRES 3 B 168 GLN GLY GLN LYS ALA TRP THR ALA ALA ARG ALA ALA PHE SEQRES 4 B 168 ARG ARG SER LEU ALA PHE PRO PRO GLY ALA TYR PRO ARG SEQRES 5 B 168 ALA MET PRO TYR VAL GLU PRO PHE LEU ALA LYS GLY ASP SEQRES 6 B 168 TRP ARG GLN GLU GLU ARG GLU ALA HIS TYR LEU VAL ALA SEQRES 7 B 168 ALA LEU TYR ALA LEU LYS ASP GLY ASP HIS GLN VAL GLY SEQRES 8 B 168 ARG THR LEU ALA ARG ALA LEU TRP GLU LYS ALA GLN GLY SEQRES 9 B 168 SER ALA SER VAL GLU LYS ARG PHE LEU ALA LEU LEU GLU SEQRES 10 B 168 ALA ASP ARG ASP GLN ILE ALA PHE ARG LEU ARG GLN ALA SEQRES 11 B 168 VAL ALA LEU VAL GLU GLY GLY ILE ASP PHE ALA ARG LEU SEQRES 12 B 168 LEU ASP ASP LEU LEU ARG TRP PHE SER PRO GLU ARG HIS SEQRES 13 B 168 VAL GLN ALA ARG TRP ALA ARG GLU TYR TYR GLY ALA FORMUL 3 HOH *10(H2 O) HELIX 1 1 SER A 2 GLY A 16 1 15 HELIX 2 2 ALA A 19 SER A 30 1 12 HELIX 3 3 LEU A 31 PHE A 33 5 3 HELIX 4 4 TYR A 38 ARG A 40 5 3 HELIX 5 5 ALA A 41 ALA A 50 1 10 HELIX 6 6 ARG A 55 LYS A 72 1 18 HELIX 7 7 THR A 81 GLN A 91 1 11 HELIX 8 8 ALA A 94 GLU A 105 1 12 HELIX 9 9 GLN A 110 VAL A 122 1 13 HELIX 10 10 ASP A 127 ARG A 137 1 11 HELIX 11 11 ARG A 143 GLY A 155 1 13 HELIX 12 12 SER B 2 GLN B 17 1 16 HELIX 13 13 ALA B 19 LEU B 31 1 13 HELIX 14 14 TYR B 38 ARG B 40 5 3 HELIX 15 15 ALA B 41 ALA B 50 1 10 HELIX 16 16 ARG B 55 LYS B 72 1 18 HELIX 17 17 THR B 81 LYS B 89 1 9 HELIX 18 18 ALA B 94 GLU B 105 1 12 HELIX 19 19 GLN B 110 VAL B 122 1 13 HELIX 20 20 ASP B 127 ARG B 137 1 11 HELIX 21 21 ARG B 143 ALA B 156 1 14 CRYST1 100.777 100.777 84.862 90.00 90.00 90.00 P 43 21 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 0.009923 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009923 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011784 0.00000