HEADER OXIDOREDUCTASE 09-MAY-25 9R5L TITLE CRYSTAL STRUCTURE OF CLASS IE RIBONUCLEOTIDE REDUCTASE R2 SUBUNIT FROM TITLE 2 MESOPLASMA FLORUM WITH A D212N MUTATION COMPND MOL_ID: 1; COMPND 2 MOLECULE: RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE; COMPND 3 CHAIN: A; COMPND 4 EC: 1.17.4.1; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES; COMPND 7 OTHER_DETAILS: N-TERMINAL TAG, ADDITIONAL RESIDUES AFTER CLEAVAGE: COMPND 8 GHMAS SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MESOPLASMA FLORUM L1; SOURCE 3 ORGANISM_TAXID: 265311; SOURCE 4 ATCC: 33453; SOURCE 5 GENE: MFL530; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS RIBONUCLEOTIDE REDUCTASE R2E, CLASS IE RNR, OXIDOREDUCTASE, FERRITIN- KEYWDS 2 LIKE SUPERFAMILY, NRDF, RNR BETA-SUBUNIT EXPDTA X-RAY DIFFRACTION AUTHOR J.JOHN,M.HOGBOM REVDAT 1 20-MAY-26 9R5L 0 JRNL AUTH A.SIROHIWAL,J.JOHN,Y.KUTIN,R.KUMAR,F.BASERGA,V.SRINIVAS, JRNL AUTH 2 H.LEBRETTE,M.C.POVERLEIN,A.P.GAMIZ-HERNANDEZ,J.HEBERLE, JRNL AUTH 3 M.KASANMASCHEFF,M.HOGBOM,V.R.I.KAILA JRNL TITL LOW-BARRIER HYDROGEN BOND POWERS LONG-RANGE RADICAL TRANSFER JRNL TITL 2 IN THE METAL-FREE RIBONUCLEOTIDE REDUCTASE. JRNL REF PROC.NATL.ACAD.SCI.USA V. 123 56123 2026 JRNL REFN ESSN 1091-6490 JRNL PMID 42096306 JRNL DOI 10.1073/PNAS.2529856123 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.21.2_5419 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 43.20 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 3 NUMBER OF REFLECTIONS : 36410 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.213 REMARK 3 R VALUE (WORKING SET) : 0.211 REMARK 3 FREE R VALUE : 0.257 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.990 REMARK 3 FREE R VALUE TEST SET COUNT : 1818 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 43.2000 - 4.0000 0.99 2786 146 0.1609 0.1876 REMARK 3 2 4.0000 - 3.1700 0.99 2739 129 0.1811 0.2386 REMARK 3 3 3.1700 - 2.7700 0.99 2700 154 0.2093 0.2691 REMARK 3 4 2.7700 - 2.5200 0.99 2666 134 0.2124 0.2843 REMARK 3 5 2.5200 - 2.3400 0.98 2691 139 0.2106 0.2367 REMARK 3 6 2.3400 - 2.2000 0.98 2640 150 0.2141 0.2691 REMARK 3 7 2.2000 - 2.0900 0.98 2639 142 0.2469 0.2840 REMARK 3 8 2.0900 - 2.0000 0.98 2666 116 0.2718 0.3356 REMARK 3 9 2.0000 - 1.9200 0.97 2605 144 0.2942 0.3765 REMARK 3 10 1.9200 - 1.8600 0.97 2639 138 0.3316 0.3726 REMARK 3 11 1.8600 - 1.8000 0.97 2630 138 0.3710 0.4150 REMARK 3 12 1.8000 - 1.7500 0.97 2618 133 0.4142 0.4606 REMARK 3 13 1.7500 - 1.7000 0.96 2573 155 0.4531 0.4854 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) : 0.287 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 35.958 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 28.89 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 43.58 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 : 0.006 2672 REMARK 3 ANGLE : 0.747 3640 REMARK 3 CHIRALITY : 0.048 397 REMARK 3 PLANARITY : 0.009 467 REMARK 3 DIHEDRAL : 13.168 997 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL 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 9R5L COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 09-MAY-25. REMARK 100 THE DEPOSITION ID IS D_1292142324. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-JUL-22 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : I04 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9537 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER2 XE 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 36454 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 200 RESOLUTION RANGE LOW (A) : 43.200 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 200 DATA REDUNDANCY : 7.000 REMARK 200 R MERGE (I) : 0.05782 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.0900 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.75 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.4 REMARK 200 DATA REDUNDANCY IN SHELL : 6.90 REMARK 200 R MERGE FOR SHELL (I) : 1.31600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.210 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.80 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.19 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM AMMONIUM SULFATE, 12-16% PEG REMARK 280 3350, 100-200 MM CALCIUM ACETATE, PH 7.0, VAPOR DIFFUSION, REMARK 280 SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z REMARK 290 4555 -X+1/2,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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 70.54150 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 22.88700 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 70.54150 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 22.88700 REMARK 290 SMTRY3 4 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 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 5520 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24170 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -38.0 KCAL/MOL 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 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 450 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 452 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 GLY A -4 REMARK 465 HIS A -3 REMARK 465 MET A -2 REMARK 465 ARG A 310 REMARK 465 ALA A 311 REMARK 465 ASP A 312 REMARK 465 GLU A 313 REMARK 465 ASN A 314 REMARK 465 HIS A 315 REMARK 465 ASP A 316 REMARK 465 PHE A 317 REMARK 465 PHE A 318 REMARK 465 SER A 319 REMARK 465 GLY A 320 REMARK 465 ASN A 321 REMARK 465 GLY A 322 REMARK 465 SER A 323 REMARK 465 SER A 324 REMARK 465 TYR A 325 REMARK 465 ILE A 326 REMARK 465 MET A 327 REMARK 465 GLY A 328 REMARK 465 VAL A 329 REMARK 465 SER A 330 REMARK 465 GLU A 331 REMARK 465 GLU A 332 REMARK 465 THR A 333 REMARK 465 GLU A 334 REMARK 465 ASP A 335 REMARK 465 ASP A 336 REMARK 465 ASP A 337 REMARK 465 TRP A 338 REMARK 465 GLU A 339 REMARK 465 PHE A 340 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 PHE A 23 52.01 71.09 REMARK 500 VAL A 94 -54.53 -126.95 REMARK 500 ASP A 166 55.70 -109.42 REMARK 500 PHE A 181 -56.59 -137.81 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 ARG A 124 0.08 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL DBREF 9R5L A 1 340 UNP Q6F0T5 Q6F0T5_MESFL 1 340 SEQADV 9R5L GLY A -4 UNP Q6F0T5 EXPRESSION TAG SEQADV 9R5L HIS A -3 UNP Q6F0T5 EXPRESSION TAG SEQADV 9R5L MET A -2 UNP Q6F0T5 EXPRESSION TAG SEQADV 9R5L ALA A -1 UNP Q6F0T5 EXPRESSION TAG SEQADV 9R5L SER A 0 UNP Q6F0T5 EXPRESSION TAG SEQADV 9R5L ASN A 212 UNP Q6F0T5 ASP 212 ENGINEERED MUTATION SEQRES 1 A 345 GLY HIS MET ALA SER MET ALA LYS ILE LYS ASN GLN TYR SEQRES 2 A 345 TYR ASN GLU SER VAL SER PRO ILE GLU TYR ALA GLN GLN SEQRES 3 A 345 GLY PHE LYS GLY LYS MET ARG SER VAL ASN TRP ASN VAL SEQRES 4 A 345 VAL ASN ASP GLU LYS ASP LEU GLU VAL TRP ASN ARG ILE SEQRES 5 A 345 THR GLN ASN PHE TRP LEU PRO GLU LYS ILE PRO VAL SER SEQRES 6 A 345 ASN ASP LEU THR SER TRP ARG THR LEU THR PRO GLU TRP SEQRES 7 A 345 GLN GLU LEU ILE THR ARG THR PHE THR GLY LEU THR LEU SEQRES 8 A 345 LEU ASP THR ILE GLN ALA THR VAL GLY ASP VAL ALA GLN SEQRES 9 A 345 VAL PRO ASN SER LEU THR ASP HIS GLU GLN VAL ILE TYR SEQRES 10 A 345 THR ASN PHE ALA PHE MET VAL ALA VAL HIS ALA ARG SER SEQRES 11 A 345 TYR GLY SER ILE PHE SER THR LEU CYS SER SER GLU GLN SEQRES 12 A 345 ILE GLU GLU ALA HIS GLU TRP VAL ILE ASN THR GLU THR SEQRES 13 A 345 LEU GLN GLU ARG ALA LYS ALA LEU ILE PRO TYR TYR VAL SEQRES 14 A 345 ASN ASP ASP PRO LEU LYS SER LYS VAL ALA ALA ALA LEU SEQRES 15 A 345 MET PRO GLY PHE LEU LEU TYR GLY GLY PHE TYR LEU PRO SEQRES 16 A 345 PHE TYR LEU SER ALA ARG GLY LYS LEU PRO ASN THR SER SEQRES 17 A 345 ASP ILE ILE ARG LEU ILE LEU ARG ASN LYS VAL ILE HIS SEQRES 18 A 345 ASN TYR TYR SER GLY TYR LYS TYR GLN LYS LYS VAL ALA SEQRES 19 A 345 LYS LEU SER PRO GLU LYS GLN ALA GLU MET LYS GLU PHE SEQRES 20 A 345 VAL PHE LYS LEU LEU TYR GLU LEU ILE ASP LEU GLU LYS SEQRES 21 A 345 ALA TYR LEU LYS GLU LEU TYR GLU ASP PHE GLY LEU ALA SEQRES 22 A 345 ASP ASP ALA ILE ARG PHE SER VAL TYR ASN ALA GLY LYS SEQRES 23 A 345 PHE LEU GLN ASN LEU GLY TYR ASP SER PRO PHE THR GLU SEQRES 24 A 345 GLU GLU THR ARG ILE GLU PRO GLU ILE PHE THR GLN LEU SEQRES 25 A 345 SER ALA ARG ALA ASP GLU ASN HIS ASP PHE PHE SER GLY SEQRES 26 A 345 ASN GLY SER SER TYR ILE MET GLY VAL SER GLU GLU THR SEQRES 27 A 345 GLU ASP ASP ASP TRP GLU PHE FORMUL 2 HOH *179(H2 O) HELIX 1 AA1 ASN A 6 GLU A 11 1 6 HELIX 2 AA2 SER A 14 GLN A 21 1 8 HELIX 3 AA3 ASP A 37 ASN A 50 1 14 HELIX 4 AA4 LEU A 53 ILE A 57 5 5 HELIX 5 AA5 PRO A 58 ASN A 61 5 4 HELIX 6 AA6 ASP A 62 ARG A 67 1 6 HELIX 7 AA7 THR A 70 VAL A 94 1 25 HELIX 8 AA8 ASP A 96 SER A 103 5 8 HELIX 9 AA9 THR A 105 CYS A 134 1 30 HELIX 10 AB1 SER A 135 THR A 149 1 15 HELIX 11 AB2 THR A 149 ASN A 165 1 17 HELIX 12 AB3 ASP A 167 PHE A 181 1 15 HELIX 13 AB4 LEU A 183 ARG A 196 1 14 HELIX 14 AB5 LEU A 199 ALA A 229 1 31 HELIX 15 AB6 SER A 232 GLU A 263 1 32 HELIX 16 AB7 ASP A 264 GLY A 266 5 3 HELIX 17 AB8 LEU A 267 LEU A 286 1 20 HELIX 18 AB9 THR A 293 ARG A 298 1 6 HELIX 19 AC1 GLU A 300 SER A 308 1 9 CRYST1 141.083 45.774 56.833 90.00 112.22 90.00 C 1 2 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 0.007088 0.000000 0.002896 0.00000 SCALE2 0.000000 0.021846 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019007 0.00000 MASTER 295 0 0 19 0 0 0 6 2718 1 0 27 END