HEADER HYDROLASE 02-AUG-06 2HX6 TITLE SOLUTION STRUCTURE ANALYSIS OF THE PHAGE T4 ENDORIBONUCLEASE REGB COMPND MOL_ID: 1; COMPND 2 MOLECULE: RIBONUCLEASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: GP61.9; COMPND 5 EC: 3.1.-.-; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ENTEROBACTERIA PHAGE T4; SOURCE 3 ORGANISM_TAXID: 10665; SOURCE 4 GENE: REGB, 61.9; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL31(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PTOXR(REGB-H48A) KEYWDS ALPHA/BETA FOLD, HYDROLASE EXPDTA SOLUTION NMR NUMMDL 15 AUTHOR B.ODAERT,F.SAIDA,M.UZAN,F.BONTEMS REVDAT 5 29-MAY-24 2HX6 1 REMARK REVDAT 4 20-OCT-21 2HX6 1 REMARK SEQADV REVDAT 3 24-FEB-09 2HX6 1 VERSN REVDAT 2 13-FEB-07 2HX6 1 JRNL REVDAT 1 31-OCT-06 2HX6 0 JRNL AUTH B.ODAERT,F.SAIDA,P.ALIPRANDI,S.DURAND,J.B.CRECHET,R.GUEROIS, JRNL AUTH 2 S.LAALAMI,M.UZAN,F.BONTEMS JRNL TITL STRUCTURAL AND FUNCTIONAL STUDIES OF REGB, A NEW MEMBER OF A JRNL TITL 2 FAMILY OF SEQUENCE-SPECIFIC RIBONUCLEASES INVOLVED IN MRNA JRNL TITL 3 INACTIVATION ON THE RIBOSOME. JRNL REF J.BIOL.CHEM. V. 282 2019 2007 JRNL REFN ISSN 0021-9258 JRNL PMID 17046813 JRNL DOI 10.1074/JBC.M608271200 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : XWINNMR 3.5, INCA 1.0 REMARK 3 AUTHORS : BRUKER (XWINNMR), GILQUIN B. (INCA) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2HX6 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-AUG-06. REMARK 100 THE DEPOSITION ID IS D_1000038864. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 305 REMARK 210 PH : 6.0 REMARK 210 IONIC STRENGTH : 50 MM CITRATE, 300 MM NACL, 20 REMARK 210 MM DTT REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : UNIFORM LABELING WITH 13C, 15N REMARK 210 (U-80% 13C, U-100% 15N); UNIFORM REMARK 210 LABELING WITH 13C, 15N (U-80% REMARK 210 13C, U-100% 15N); UNIFORM REMARK 210 LABELING WITH 15N (U-100% 15N); REMARK 210 UNIFORM LABELING WITH 15N (U-100% REMARK 210 15N) REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : HNCO; HNCA; HN(CO)CA; HNCACB; REMARK 210 CBCA(CO)NH; HCCH-TOCSY; 3D_13C- REMARK 210 SEPARATED_NOESY; 3D_15N- REMARK 210 SEPARATED_NOESY; 2D_NOESY; 2D_ REMARK 210 TOCSY; 2D_COSY REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ REMARK 210 SPECTROMETER MODEL : DRX REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : SPARKY 3.11, INCA 1.0 REMARK 210 METHOD USED : MIX OF MANUAL AND AUTOMATIC NOE REMARK 210 ASSIGNMENT PROCEDURE REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 30 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 15 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH ACCEPTABLE REMARK 210 COVALENT GEOMETRY, STRUCTURES REMARK 210 WITH FAVORABLE NON-BOND ENERGY, REMARK 210 STRUCTURES WITH THE LEAST REMARK 210 RESTRAINT VIOLATIONS REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS 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 HH TYR A 62 O GLY A 109 1.53 REMARK 500 HG1 THR A 107 O LEU A 111 1.54 REMARK 500 O LYS A 151 H GLN A 153 1.59 REMARK 500 O CYS A 118 HD22 ASN A 121 1.60 REMARK 500 REMARK 500 REMARK: NULL 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 4 GLY A 109 CA GLY A 109 C -0.097 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 1 LEU A 14 CB - CG - CD2 ANGL. DEV. = 10.4 DEGREES REMARK 500 1 GLU A 28 N - CA - CB ANGL. DEV. = 13.1 DEGREES REMARK 500 1 SER A 40 N - CA - CB ANGL. DEV. = 9.4 DEGREES REMARK 500 1 THR A 61 C - N - CA ANGL. DEV. = 19.7 DEGREES REMARK 500 1 LEU A 81 CB - CG - CD2 ANGL. DEV. = 10.9 DEGREES REMARK 500 1 MET A 83 CG - SD - CE ANGL. DEV. = 11.0 DEGREES REMARK 500 1 ILE A 89 C - N - CA ANGL. DEV. = 15.7 DEGREES REMARK 500 1 THR A 107 N - CA - CB ANGL. DEV. = 12.1 DEGREES REMARK 500 1 CYS A 118 N - CA - CB ANGL. DEV. = 10.1 DEGREES REMARK 500 1 CYS A 131 N - CA - CB ANGL. DEV. = 9.3 DEGREES REMARK 500 1 ASN A 137 CB - CA - C ANGL. DEV. = 12.4 DEGREES REMARK 500 1 LYS A 151 C - N - CA ANGL. DEV. = 31.4 DEGREES REMARK 500 1 LYS A 151 CB - CA - C ANGL. DEV. = -15.9 DEGREES REMARK 500 1 THR A 152 CA - C - N ANGL. DEV. = -16.8 DEGREES REMARK 500 1 GLN A 153 C - N - CA ANGL. DEV. = 15.7 DEGREES REMARK 500 2 ASN A 4 C - N - CA ANGL. DEV. = 15.3 DEGREES REMARK 500 2 ASN A 26 CB - CA - C ANGL. DEV. = 16.9 DEGREES REMARK 500 2 LEU A 43 CB - CA - C ANGL. DEV. = 13.4 DEGREES REMARK 500 2 TYR A 62 CB - CG - CD1 ANGL. DEV. = -6.9 DEGREES REMARK 500 2 LYS A 69 N - CA - CB ANGL. DEV. = 11.4 DEGREES REMARK 500 2 THR A 107 CA - CB - CG2 ANGL. DEV. = 11.8 DEGREES REMARK 500 2 ASN A 121 C - N - CA ANGL. DEV. = 15.3 DEGREES REMARK 500 2 ASN A 121 N - CA - C ANGL. DEV. = 18.2 DEGREES REMARK 500 2 ASP A 126 CA - C - N ANGL. DEV. = 16.9 DEGREES REMARK 500 2 SER A 128 N - CA - CB ANGL. DEV. = 10.0 DEGREES REMARK 500 2 MET A 133 CG - SD - CE ANGL. DEV. = -11.7 DEGREES REMARK 500 2 SER A 138 N - CA - CB ANGL. DEV. = 10.8 DEGREES REMARK 500 2 ARG A 140 C - N - CA ANGL. DEV. = 21.6 DEGREES REMARK 500 2 LEU A 141 CB - CG - CD1 ANGL. DEV. = -11.3 DEGREES REMARK 500 2 ILE A 150 C - N - CA ANGL. DEV. = 25.7 DEGREES REMARK 500 2 LYS A 151 C - N - CA ANGL. DEV. = 18.5 DEGREES REMARK 500 2 LYS A 151 CA - CB - CG ANGL. DEV. = 16.1 DEGREES REMARK 500 2 THR A 152 N - CA - CB ANGL. DEV. = -12.5 DEGREES REMARK 500 3 PHE A 18 CB - CG - CD1 ANGL. DEV. = 4.3 DEGREES REMARK 500 3 GLU A 28 N - CA - CB ANGL. DEV. = 14.0 DEGREES REMARK 500 3 SER A 39 C - N - CA ANGL. DEV. = 15.2 DEGREES REMARK 500 3 SER A 40 N - CA - CB ANGL. DEV. = 9.1 DEGREES REMARK 500 3 GLU A 60 CB - CA - C ANGL. DEV. = 12.2 DEGREES REMARK 500 3 VAL A 63 CG1 - CB - CG2 ANGL. DEV. = -10.1 DEGREES REMARK 500 3 VAL A 63 CA - CB - CG1 ANGL. DEV. = 9.2 DEGREES REMARK 500 3 VAL A 74 CA - CB - CG2 ANGL. DEV. = -9.8 DEGREES REMARK 500 3 ASN A 78 CB - CA - C ANGL. DEV. = 12.7 DEGREES REMARK 500 3 PHE A 80 CB - CG - CD1 ANGL. DEV. = 4.9 DEGREES REMARK 500 3 PRO A 87 C - N - CA ANGL. DEV. = 10.2 DEGREES REMARK 500 3 ILE A 94 CG1 - CB - CG2 ANGL. DEV. = 20.1 DEGREES REMARK 500 3 VAL A 97 CG1 - CB - CG2 ANGL. DEV. = 11.6 DEGREES REMARK 500 3 LYS A 119 C - N - CA ANGL. DEV. = 16.1 DEGREES REMARK 500 3 PRO A 127 CB - CA - C ANGL. DEV. = 14.8 DEGREES REMARK 500 3 ARG A 139 CB - CG - CD ANGL. DEV. = 16.4 DEGREES REMARK 500 3 THR A 152 CA - CB - CG2 ANGL. DEV. = -12.0 DEGREES REMARK 500 REMARK 500 THIS ENTRY HAS 259 ANGLE DEVIATIONS. 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 1 ASN A 4 -15.85 -44.67 REMARK 500 1 SER A 39 -79.88 5.80 REMARK 500 1 SER A 40 124.27 121.71 REMARK 500 1 SER A 82 3.87 -66.09 REMARK 500 1 PRO A 84 -178.68 -62.99 REMARK 500 1 PHE A 93 -73.92 38.70 REMARK 500 1 GLU A 98 36.64 -86.21 REMARK 500 1 TYR A 99 78.75 73.19 REMARK 500 1 ASP A 108 164.75 173.76 REMARK 500 1 ASN A 110 -9.66 88.43 REMARK 500 1 CYS A 118 98.65 -64.01 REMARK 500 1 ASN A 121 -136.60 -163.43 REMARK 500 1 LYS A 123 71.54 56.72 REMARK 500 1 PHE A 124 52.50 -63.52 REMARK 500 1 LYS A 125 -68.38 82.03 REMARK 500 1 ASP A 126 82.60 -172.30 REMARK 500 1 CYS A 131 115.73 128.99 REMARK 500 1 SER A 138 -119.85 -145.01 REMARK 500 1 ARG A 139 -75.66 -108.57 REMARK 500 1 LYS A 147 -10.79 110.50 REMARK 500 1 ALA A 148 134.40 92.22 REMARK 500 2 ILE A 3 48.81 -76.47 REMARK 500 2 ASN A 4 0.42 -62.12 REMARK 500 2 SER A 39 -144.93 -75.09 REMARK 500 2 ILE A 58 -28.67 20.64 REMARK 500 2 ASP A 59 64.68 -155.30 REMARK 500 2 ARG A 86 61.12 -109.34 REMARK 500 2 ILE A 89 -175.35 -66.15 REMARK 500 2 PHE A 93 -139.84 -70.37 REMARK 500 2 ASP A 108 -117.76 -162.98 REMARK 500 2 CYS A 118 92.56 -56.66 REMARK 500 2 ASN A 121 -3.24 2.30 REMARK 500 2 GLU A 122 -16.21 56.38 REMARK 500 2 LYS A 125 -89.90 -63.71 REMARK 500 2 PRO A 127 23.61 -69.00 REMARK 500 2 CYS A 131 106.57 98.15 REMARK 500 2 ARG A 140 66.16 109.56 REMARK 500 2 SER A 146 148.55 78.72 REMARK 500 2 LYS A 147 132.90 -175.28 REMARK 500 2 ALA A 148 -42.33 170.36 REMARK 500 2 VAL A 149 -74.06 -71.70 REMARK 500 3 THR A 2 -164.74 -123.42 REMARK 500 3 SER A 39 -69.11 -23.88 REMARK 500 3 SER A 40 142.39 102.57 REMARK 500 3 ARG A 56 39.10 -99.53 REMARK 500 3 GLU A 57 -52.07 -160.71 REMARK 500 3 ILE A 58 108.65 19.83 REMARK 500 3 ILE A 70 -70.26 -57.80 REMARK 500 3 LYS A 71 -2.10 -52.13 REMARK 500 3 SER A 82 2.31 -65.39 REMARK 500 REMARK 500 THIS ENTRY HAS 361 RAMACHANDRAN OUTLIERS. 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 ARG A 140 LEU A 141 2 -145.13 REMARK 500 ILE A 150 LYS A 151 3 118.89 REMARK 500 LYS A 151 THR A 152 3 130.75 REMARK 500 LYS A 151 THR A 152 4 -124.63 REMARK 500 LYS A 151 THR A 152 6 -131.09 REMARK 500 PRO A 87 ASP A 88 7 134.29 REMARK 500 ASP A 126 PRO A 127 7 145.33 REMARK 500 LYS A 151 THR A 152 8 -140.33 REMARK 500 ARG A 86 PRO A 87 9 -134.59 REMARK 500 LEU A 81 SER A 82 10 138.75 REMARK 500 ILE A 150 LYS A 151 10 148.27 REMARK 500 LYS A 151 THR A 152 10 -134.56 REMARK 500 LYS A 151 THR A 152 11 -132.03 REMARK 500 ARG A 139 ARG A 140 12 -144.39 REMARK 500 MET A 83 PRO A 84 13 146.80 REMARK 500 GLY A 109 ASN A 110 13 -144.55 REMARK 500 SER A 138 ARG A 139 15 148.89 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 1 TYR A 62 0.18 SIDE CHAIN REMARK 500 1 PHE A 64 0.10 SIDE CHAIN REMARK 500 1 ARG A 139 0.08 SIDE CHAIN REMARK 500 2 PHE A 41 0.10 SIDE CHAIN REMARK 500 2 TYR A 45 0.14 SIDE CHAIN REMARK 500 2 TYR A 62 0.11 SIDE CHAIN REMARK 500 2 PHE A 64 0.11 SIDE CHAIN REMARK 500 2 PHE A 80 0.11 SIDE CHAIN REMARK 500 2 TYR A 99 0.11 SIDE CHAIN REMARK 500 2 PHE A 115 0.08 SIDE CHAIN REMARK 500 3 TYR A 62 0.14 SIDE CHAIN REMARK 500 3 PHE A 64 0.11 SIDE CHAIN REMARK 500 3 PHE A 115 0.09 SIDE CHAIN REMARK 500 3 ARG A 139 0.09 SIDE CHAIN REMARK 500 4 PHE A 41 0.09 SIDE CHAIN REMARK 500 4 TYR A 45 0.20 SIDE CHAIN REMARK 500 5 TYR A 45 0.13 SIDE CHAIN REMARK 500 5 PHE A 64 0.09 SIDE CHAIN REMARK 500 6 PHE A 18 0.09 SIDE CHAIN REMARK 500 6 TYR A 45 0.08 SIDE CHAIN REMARK 500 6 ARG A 56 0.08 SIDE CHAIN REMARK 500 6 TYR A 62 0.18 SIDE CHAIN REMARK 500 6 PHE A 64 0.08 SIDE CHAIN REMARK 500 7 TYR A 45 0.10 SIDE CHAIN REMARK 500 7 TYR A 62 0.08 SIDE CHAIN REMARK 500 7 PHE A 64 0.09 SIDE CHAIN REMARK 500 8 TYR A 45 0.09 SIDE CHAIN REMARK 500 8 TYR A 62 0.07 SIDE CHAIN REMARK 500 8 PHE A 64 0.13 SIDE CHAIN REMARK 500 8 PHE A 115 0.12 SIDE CHAIN REMARK 500 8 ARG A 139 0.09 SIDE CHAIN REMARK 500 9 TYR A 62 0.20 SIDE CHAIN REMARK 500 9 PHE A 64 0.12 SIDE CHAIN REMARK 500 10 TYR A 62 0.29 SIDE CHAIN REMARK 500 10 PHE A 64 0.10 SIDE CHAIN REMARK 500 10 HIS A 73 0.09 SIDE CHAIN REMARK 500 11 TYR A 62 0.20 SIDE CHAIN REMARK 500 11 PHE A 64 0.10 SIDE CHAIN REMARK 500 11 HIS A 73 0.11 SIDE CHAIN REMARK 500 12 TYR A 62 0.08 SIDE CHAIN REMARK 500 12 PHE A 64 0.10 SIDE CHAIN REMARK 500 12 PHE A 80 0.08 SIDE CHAIN REMARK 500 13 TYR A 62 0.20 SIDE CHAIN REMARK 500 14 TYR A 45 0.08 SIDE CHAIN REMARK 500 14 PHE A 64 0.08 SIDE CHAIN REMARK 500 14 PHE A 115 0.08 SIDE CHAIN REMARK 500 15 PHE A 41 0.08 SIDE CHAIN REMARK 500 15 TYR A 45 0.20 SIDE CHAIN REMARK 500 15 TYR A 62 0.09 SIDE CHAIN REMARK 500 15 TYR A 99 0.08 SIDE CHAIN REMARK 500 REMARK 500 THIS ENTRY HAS 51 PLANE DEVIATIONS. REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 7 PRO A 87 -10.60 REMARK 500 7 LYS A 151 -10.62 REMARK 500 REMARK 500 REMARK: NULL DBREF 2HX6 A 1 153 UNP P13312 REGB_BPT4 1 153 SEQADV 2HX6 ALA A 48 UNP P13312 HIS 48 ENGINEERED MUTATION SEQRES 1 A 153 MET THR ILE ASN THR GLU VAL PHE ILE ARG ARG ASN LYS SEQRES 2 A 153 LEU ARG ARG HIS PHE GLU SER GLU PHE ARG GLN ILE ASN SEQRES 3 A 153 ASN GLU ILE ARG GLU ALA SER LYS ALA ALA GLY VAL SER SEQRES 4 A 153 SER PHE HIS LEU LYS TYR SER GLN ALA LEU LEU ASP ARG SEQRES 5 A 153 ALA ILE GLN ARG GLU ILE ASP GLU THR TYR VAL PHE GLU SEQRES 6 A 153 LEU PHE HIS LYS ILE LYS ASP HIS VAL LEU GLU VAL ASN SEQRES 7 A 153 GLU PHE LEU SER MET PRO PRO ARG PRO ASP ILE ASP GLU SEQRES 8 A 153 ASP PHE ILE ASP GLY VAL GLU TYR ARG PRO GLY ARG LEU SEQRES 9 A 153 GLU ILE THR ASP GLY ASN LEU TRP LEU GLY PHE THR VAL SEQRES 10 A 153 CYS LYS PRO ASN GLU LYS PHE LYS ASP PRO SER LEU GLN SEQRES 11 A 153 CYS ARG MET ALA ILE ILE ASN SER ARG ARG LEU PRO GLY SEQRES 12 A 153 LYS ALA SER LYS ALA VAL ILE LYS THR GLN HELIX 1 1 ILE A 3 GLY A 37 1 35 HELIX 2 2 SER A 46 ARG A 56 1 11 HELIX 3 3 THR A 61 ILE A 70 1 10 HELIX 4 4 HIS A 73 SER A 82 1 10 SHEET 1 A 4 HIS A 42 LYS A 44 0 SHEET 2 A 4 SER A 128 ILE A 136 1 O CYS A 131 N LYS A 44 SHEET 3 A 4 LEU A 111 VAL A 117 -1 N GLY A 114 O MET A 133 SHEET 4 A 4 ARG A 103 ASP A 108 -1 N LEU A 104 O PHE A 115 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MODEL 1