PDB Short entry for 3CRO HEADER TRANSCRIPTION/DNA 06-JUL-90 3CRO TITLE THE PHAGE 434 CRO/OR1 COMPLEX AT 2.5 ANGSTROMS RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA (5'- COMPND 3 D(*AP*AP*GP*TP*AP*CP*AP*AP*AP*CP*TP*TP*TP*CP*TP*TP*G P*TP*AP*T)-3'); COMPND 4 CHAIN: A; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: DNA (5'- COMPND 8 D(*TP*AP*TP*AP*CP*AP*AP*GP*AP*AP*AP*GP*TP*TP*TP*GP*T P*AP*CP*T)-3'); COMPND 9 CHAIN: B; COMPND 10 ENGINEERED: YES; COMPND 11 MOL_ID: 3; COMPND 12 MOLECULE: PROTEIN (434 CRO); COMPND 13 CHAIN: L, R SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 MOL_ID: 2; SOURCE 4 SYNTHETIC: YES; SOURCE 5 MOL_ID: 3; SOURCE 6 ORGANISM_SCIENTIFIC: PHAGE 434; SOURCE 7 ORGANISM_TAXID: 10712 KEYWDS PROTEIN-DNA COMPLEX, DOUBLE HELIX, TRANSCRIPTION-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR A.MONDRAGON,S.C.HARRISON REVDAT 5 21-FEB-24 3CRO 1 REMARK REVDAT 4 24-FEB-09 3CRO 1 VERSN REVDAT 3 01-APR-03 3CRO 1 JRNL REVDAT 2 10-AUG-93 3CRO 1 REVDAT 1 15-OCT-91 3CRO 0 JRNL AUTH A.MONDRAGON,S.C.HARRISON JRNL TITL THE PHAGE 434 CRO/OR1 COMPLEX AT 2.5 A RESOLUTION. JRNL REF J.MOL.BIOL. V. 219 321 1991 JRNL REFN ISSN 0022-2836 JRNL PMID 2038059 JRNL DOI 10.1016/0022-2836(91)90568-Q REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH A.MONDRAGON,C.WOLBERGER,S.C.HARRISON REMARK 1 TITL STRUCTURE OF PHAGE 434 CRO PROTEIN AT 2.35 ANGSTROMS REMARK 1 TITL 2 RESOLUTION REMARK 1 REF J.MOL.BIOL. V. 205 179 1989 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 2 REMARK 1 AUTH A.K.AGGARWAL,D.W.RODGERS,M.DROTTAR,M.PTASHNE,S.C.HARRISON REMARK 1 TITL RECOGNITION OF A DNA OPERATOR BY THE REPRESSOR OF PHAGE 434. REMARK 1 TITL 2 A VIEW AT HIGH RESOLUTION REMARK 1 REF SCIENCE V. 242 899 1988 REMARK 1 REFN ISSN 0036-8075 REMARK 1 REFERENCE 3 REMARK 1 AUTH J.E.ANDERSON,M.PTASHNE,S.C.HARRISON REMARK 1 TITL STRUCTURE OF THE REPRESSOR-OPERATOR COMPLEX OF BACTERIOPHAGE REMARK 1 TITL 2 434 REMARK 1 REF NATURE V. 326 846 1987 REMARK 1 REFN ISSN 0028-0836 REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TNT REMARK 3 AUTHORS : TRONRUD,TEN EYCK,MATTHEWS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 5351 REMARK 3 REMARK 3 USING DATA ABOVE SIGMA CUTOFF. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.220 REMARK 3 R VALUE (WORKING SET) : NULL REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 USING ALL DATA, NO SIGMA CUTOFF. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1042 REMARK 3 NUCLEIC ACID ATOMS : 814 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 25 REMARK 3 REMARK 3 WILSON B VALUE (FROM FCALC, A**2) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. RMS WEIGHT COUNT REMARK 3 BOND LENGTHS (A) : 0.010 ; NULL ; NULL REMARK 3 BOND ANGLES (DEGREES) : 2.300 ; NULL ; NULL REMARK 3 TORSION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES (A) : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES (A) : 0.010 ; NULL ; NULL REMARK 3 ISOTROPIC THERMAL FACTORS (A**2) : NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS (A) : NULL ; NULL ; NULL REMARK 3 REMARK 3 INCORRECT CHIRAL-CENTERS (COUNT) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 RESTRAINT LIBRARIES. REMARK 3 STEREOCHEMISTRY : NULL REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 DENSITY FOR THE LAST SIX CARBOXY TERMINAL RESIDUES (64 - REMARK 3 70) WAS NOT OBSERVED IN THE MAP AT ANY STAGE OF THE REMARK 3 REFINEMENT AND THESE RESIDUES ARE PROBABLY DISORDERED. REMARK 4 REMARK 4 3CRO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000178923. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 277.00 REMARK 200 PH : 6.20 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : ELLIOTT GX-13 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : XENTRONICS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 7232 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL 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 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.95 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.36 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.20, TEMPERATURE 277.00K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 23.80000 REMARK 290 SMTRY3 2 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 300 REMARK: THE TWO PROTEIN DOMAINS HAVE BEEN ASSIGNED CHAIN INDICATORS REMARK 300 *L* AND *R*. THE TWO DNA CHAINS HAVE BEEN ASSIGNED CHAIN REMARK 300 INDICATORS *A* AND *B*. THE UNIT CELL CONTAINS TWO REMARK 300 COMPLEXES EACH OF WHICH CONSISTS OF A PROTEIN DIMER AND REMARK 300 TWO DIFFERENT STRANDS OF DNA. 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 APPLY THE FOLLOWING TO CHAINS: A, B, L, R 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 ARG L 65 REMARK 465 GLY L 66 REMARK 465 LYS L 67 REMARK 465 ALA L 68 REMARK 465 ALA L 69 REMARK 465 THR R 63 REMARK 465 LYS R 64 REMARK 465 ARG R 65 REMARK 465 GLY R 66 REMARK 465 LYS R 67 REMARK 465 ALA R 68 REMARK 465 ALA R 69 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 DT A 15 O3' DT A 15 C3' -0.071 REMARK 500 GLU L 19 CD GLU L 19 OE2 0.067 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 DA A 7 O4' - C1' - N9 ANGL. DEV. = 2.0 DEGREES REMARK 500 DT A 13 O4' - C1' - N1 ANGL. DEV. = 2.0 DEGREES REMARK 500 DC A 14 O4' - C1' - N1 ANGL. DEV. = 2.2 DEGREES REMARK 500 DT A 15 O4' - C1' - N1 ANGL. DEV. = 2.6 DEGREES REMARK 500 DT A 15 C3' - O3' - P ANGL. DEV. = -11.2 DEGREES REMARK 500 DG A 17 O4' - C1' - N9 ANGL. DEV. = 2.5 DEGREES REMARK 500 DT A 18 O4' - C1' - N1 ANGL. DEV. = 2.3 DEGREES REMARK 500 DC B 5 O4' - C1' - N1 ANGL. DEV. = 2.9 DEGREES REMARK 500 DA B 7 O4' - C1' - N9 ANGL. DEV. = 4.0 DEGREES REMARK 500 DG B 12 O5' - P - OP1 ANGL. DEV. = -6.8 DEGREES REMARK 500 DT B 15 O4' - C1' - N1 ANGL. DEV. = 2.0 DEGREES REMARK 500 DG B 16 O4' - C1' - N9 ANGL. DEV. = 3.0 DEGREES REMARK 500 GLU L 19 N - CA - CB ANGL. DEV. = 11.8 DEGREES REMARK 500 ASP L 55 CB - CG - OD1 ANGL. DEV. = 6.3 DEGREES REMARK 500 ASP L 55 CB - CG - OD2 ANGL. DEV. = -5.4 DEGREES REMARK 500 TYR L 61 CB - CG - CD1 ANGL. DEV. = 3.8 DEGREES REMARK 500 PHE R 44 N - CA - CB ANGL. DEV. = 10.8 DEGREES REMARK 500 ALA R 49 CB - CA - C ANGL. DEV. = -10.9 DEGREES REMARK 500 ASP R 55 CB - CG - OD1 ANGL. DEV. = 6.0 DEGREES REMARK 500 ASP R 55 CB - CG - OD2 ANGL. DEV. = -6.7 DEGREES 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 GLN R 0 -130.87 101.31 REMARK 500 THR R 1 161.07 -40.83 REMARK 500 LYS R 7 -83.39 -60.34 REMARK 500 LYS R 8 -63.18 -14.67 REMARK 500 LYS R 14 75.10 63.69 REMARK 500 GLN R 17 -77.23 -43.27 REMARK 500 LEU R 20 -73.94 -62.90 REMARK 500 ALA R 21 -32.24 -35.33 REMARK 500 VAL R 26 -158.16 -122.61 REMARK 500 ARG R 41 65.48 -160.97 REMARK 500 PRO R 42 156.86 -34.13 REMARK 500 ILE R 48 -82.96 -53.77 REMARK 500 ALA R 49 -21.12 -31.74 REMARK 500 ASN R 53 66.30 72.24 REMARK 500 CYS R 54 -145.47 -152.48 REMARK 500 TYR R 61 -135.05 -121.57 REMARK 500 REMARK 500 REMARK: NULL REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE DNA CHAINS ARE ALIGNED AS FOLLOWS REMARK 999 REMARK 999 *B* 5(PRIME) T-A-T-A-C-A-A-G-A-A-A-G-T-T-T-G-T-A-C-T REMARK 999 *A* 3(PRIME) T-A-T-G-T-T-C-T-T-T-C-A-A-A-C-A-T-G-A-A REMARK 999 REMARK 999 THE DNA CHAINS ARE NUMBERED SEQUENTIALLY. THE FOLLOWING REMARK 999 TABLE PRESENTS THE RELATIONSHIP BETWEEN THE SEQUENTIAL REMARK 999 DNA NUMBERING AND THAT USED IN THE PAPER CITED ON THE REMARK 999 *JRNL* RECORDS ABOVE: REMARK 999 REMARK 999 PDB ENTRY PUBLISHED REMARK 999 --------- --------- REMARK 999 A A 1 -4R REMARK 999 A A 2 -3R REMARK 999 G A 3 -2R REMARK 999 T A 4 -1R REMARK 999 A A 5 1R REMARK 999 C A 6 2R REMARK 999 A A 7 3R REMARK 999 A A 8 4R REMARK 999 A A 9 5R REMARK 999 C A 10 6R REMARK 999 T A 11 7R REMARK 999 T A 12 7'L REMARK 999 T A 13 6'L REMARK 999 C A 14 5'L REMARK 999 T A 15 4'L REMARK 999 T A 16 3'L REMARK 999 G A 17 2'L REMARK 999 T A 18 1'L REMARK 999 A A 19 -1'L REMARK 999 T A 20 -2'L REMARK 999 T B 1 -3L REMARK 999 A B 2 -2L REMARK 999 T B 3 -1L REMARK 999 A B 4 1L REMARK 999 C B 5 2L REMARK 999 A B 6 3L REMARK 999 A B 7 4L REMARK 999 G B 8 5L REMARK 999 A B 9 6L REMARK 999 A B 10 7L REMARK 999 A B 11 7'R REMARK 999 G B 12 6'R REMARK 999 T B 13 5'R REMARK 999 T B 14 4'R REMARK 999 T B 15 3'R REMARK 999 G B 16 2'R REMARK 999 T B 17 1'R REMARK 999 A B 18 -1'R REMARK 999 C B 19 -2'R REMARK 999 T B 20 -3'R DBREF 3CRO L -1 69 UNP P03036 RCRO_BP434 1 71 DBREF 3CRO R -1 69 UNP P03036 RCRO_BP434 1 71 DBREF 3CRO A 1 20 PDB 3CRO 3CRO 1 20 DBREF 3CRO B 1 20 PDB 3CRO 3CRO 1 20 SEQRES 1 A 20 DA DA DG DT DA DC DA DA DA DC DT DT DT SEQRES 2 A 20 DC DT DT DG DT DA DT SEQRES 1 B 20 DT DA DT DA DC DA DA DG DA DA DA DG DT SEQRES 2 B 20 DT DT DG DT DA DC DT SEQRES 1 L 71 MET GLN THR LEU SER GLU ARG LEU LYS LYS ARG ARG ILE SEQRES 2 L 71 ALA LEU LYS MET THR GLN THR GLU LEU ALA THR LYS ALA SEQRES 3 L 71 GLY VAL LYS GLN GLN SER ILE GLN LEU ILE GLU ALA GLY SEQRES 4 L 71 VAL THR LYS ARG PRO ARG PHE LEU PHE GLU ILE ALA MET SEQRES 5 L 71 ALA LEU ASN CYS ASP PRO VAL TRP LEU GLN TYR GLY THR SEQRES 6 L 71 LYS ARG GLY LYS ALA ALA SEQRES 1 R 71 MET GLN THR LEU SER GLU ARG LEU LYS LYS ARG ARG ILE SEQRES 2 R 71 ALA LEU LYS MET THR GLN THR GLU LEU ALA THR LYS ALA SEQRES 3 R 71 GLY VAL LYS GLN GLN SER ILE GLN LEU ILE GLU ALA GLY SEQRES 4 R 71 VAL THR LYS ARG PRO ARG PHE LEU PHE GLU ILE ALA MET SEQRES 5 R 71 ALA LEU ASN CYS ASP PRO VAL TRP LEU GLN TYR GLY THR SEQRES 6 R 71 LYS ARG GLY LYS ALA ALA FORMUL 5 HOH *25(H2 O) HELIX 1 H1L THR L 1 ALA L 12 1 12 HELIX 2 H2L THR L 16 THR L 22 1 7 HELIX 3 H3L GLN L 28 ALA L 36 1 9 HELIX 4 H4L LEU L 45 ALA L 51 1 7 HELIX 5 H5L PRO L 56 TYR L 61 1 6 HELIX 6 H1R THR R 1 ALA R 12 1 12 HELIX 7 H2R THR R 16 THR R 22 1 7 HELIX 8 H3R GLN R 28 ALA R 36 1 9 HELIX 9 H4R LEU R 45 ALA R 51 1 7 HELIX 10 H5R PRO R 56 TYR R 61 1 6 CRYST1 49.200 47.600 61.700 90.00 109.50 90.00 P 1 21 1 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 0.020325 0.000000 0.007198 0.00000 SCALE2 0.000000 0.021008 0.000000 0.00000 SCALE3 0.000000 0.000000 0.017194 0.00000