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 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,VAGIN,DODSON 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 MASTER 382 0 0 21 0 0 0 6 0 0 0 26 END