HEADER OXIDOREDUCTASE 28-JUN-24 9FVS TITLE CRYSTAL STRUCTURE OF HEME-OXYGENASE MUTANT G139A FROM CORYNEBACTERIUM TITLE 2 DIPHTHERIAE COMPLEXED WITH COBALT-PORPHYRINE (HUMO-CO(III)) COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEME OXYGENASE (BILIVERDIN-PRODUCING); COMPND 3 CHAIN: A; COMPND 4 EC: 1.14.14.18; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CORYNEBACTERIUM DIPHTHERIAE; SOURCE 3 ORGANISM_TAXID: 1717; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS CARBON DIOXIDE PHOTOREDUCTION ARTIFICIAL ENZYME COBALT-PORPHYRIN KEYWDS 2 HEME-OXYGENASE OXIDOREDUCTASE, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR R.J.LABIDI,B.FAIVRE,P.CARPENTIER,J.PERARD,P.GOTICO,Y.LI,M.ATTA, AUTHOR 2 M.FONTECAVE REVDAT 1 16-OCT-24 9FVS 0 JRNL AUTH R.J.LABIDI,B.FAIVRE,P.CARPENTIER,J.PERARD,P.GOTICO,Y.LI, JRNL AUTH 2 M.ATTA,M.FONTECAVE JRNL TITL LIGHT-ACTIVATED ARTIFICIAL CO 2 -REDUCTASE: STRUCTURE AND JRNL TITL 2 ACTIVITY. JRNL REF J.AM.CHEM.SOC. 2024 JRNL REFN ESSN 1520-5126 JRNL PMID 39352411 JRNL DOI 10.1021/JACS.4C08927 REMARK 2 REMARK 2 RESOLUTION. 1.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.21_5207 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 : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 44.68 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.330 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 39701 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.175 REMARK 3 R VALUE (WORKING SET) : 0.175 REMARK 3 FREE R VALUE : 0.189 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.890 REMARK 3 FREE R VALUE TEST SET COUNT : 1941 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 44.6800 - 3.3700 1.00 2871 168 0.1457 0.1617 REMARK 3 2 3.3700 - 2.6800 1.00 2747 154 0.1518 0.1596 REMARK 3 3 2.6800 - 2.3400 1.00 2709 156 0.1576 0.2008 REMARK 3 4 2.3400 - 2.1200 1.00 2701 148 0.1572 0.1617 REMARK 3 5 2.1200 - 1.9700 1.00 2719 120 0.1606 0.1691 REMARK 3 6 1.9700 - 1.8600 1.00 2696 140 0.1788 0.1937 REMARK 3 7 1.8600 - 1.7600 1.00 2685 137 0.1841 0.2160 REMARK 3 8 1.7600 - 1.6900 1.00 2696 110 0.1927 0.2010 REMARK 3 9 1.6900 - 1.6200 1.00 2659 131 0.2165 0.2409 REMARK 3 10 1.6200 - 1.5700 1.00 2687 145 0.2325 0.2599 REMARK 3 11 1.5700 - 1.5200 1.00 2667 129 0.2388 0.2637 REMARK 3 12 1.5200 - 1.4700 1.00 2663 136 0.2557 0.2520 REMARK 3 13 1.4700 - 1.4300 1.00 2691 118 0.2742 0.2746 REMARK 3 14 1.4300 - 1.4000 0.97 2569 149 0.3193 0.3054 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) : 0.150 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 19.540 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 : 0.008 NULL REMARK 3 ANGLE : 1.563 NULL REMARK 3 CHIRALITY : 0.065 266 REMARK 3 PLANARITY : 0.007 327 REMARK 3 DIHEDRAL : 14.133 704 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 9FVS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 28-JUN-24. REMARK 100 THE DEPOSITION ID IS D_1292139724. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-APR-24 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.9 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID30B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.87313 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 9M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 39800 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.400 REMARK 200 RESOLUTION RANGE LOW (A) : 44.680 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.8 REMARK 200 DATA REDUNDANCY : 7.400 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 7.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.42 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.0 REMARK 200 DATA REDUNDANCY IN SHELL : 7.40 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: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.71 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.04 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG3350, 200 MM MAGNESIUM FORMATE REMARK 280 PH 5.9, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 294K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 23.46600 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 38.15350 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 27.55550 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 38.15350 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 23.46600 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 27.55550 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: 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 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 1 REMARK 465 THR A 2 REMARK 465 THR A 3 REMARK 465 ALA A 4 REMARK 465 LEU A 215 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 HIS A 162 NE2 REMARK 480 GLU A 188 CD 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 O HOH A 1041 O HOH A 1206 1.36 REMARK 500 O HOH A 1007 O HOH A 1181 1.39 REMARK 500 O HOH A 1232 O HOH A 1238 1.41 REMARK 500 O HOH A 1223 O HOH A 1245 1.42 REMARK 500 O HOH A 1008 O HOH A 1241 1.42 REMARK 500 O ALA A 167 O HOH A 1001 1.44 REMARK 500 O HOH A 1052 O HOH A 1219 1.45 REMARK 500 OE1 GLN A 141 O HOH A 1002 1.55 REMARK 500 O HOH A 1013 O HOH A 1216 1.61 REMARK 500 OE2 GLU A 175 O HOH A 1003 1.63 REMARK 500 O HOH A 1002 O HOH A 1177 1.73 REMARK 500 O HOH A 1206 O HOH A 1238 1.83 REMARK 500 O HOH A 1245 O HOH A 1256 1.91 REMARK 500 O HOH A 1005 O HOH A 1105 1.98 REMARK 500 ND1 HIS A 162 O HOH A 1004 2.00 REMARK 500 OE1 GLU A 164 O HOH A 1005 2.03 REMARK 500 O HOH A 1221 O HOH A 1231 2.14 REMARK 500 O HOH A 1102 O HOH A 1252 2.16 REMARK 500 O HOH A 1012 O HOH A 1268 2.19 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 O HOH A 1132 O HOH A 1214 3445 2.06 REMARK 500 O HOH A 1179 O HOH A 1231 3555 2.12 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 LEU A 37 -120.41 -111.35 REMARK 500 SER A 93 148.96 -178.59 REMARK 500 PHE A 163 77.82 -120.00 REMARK 500 REMARK 500 REMARK: NULL REMARK 615 REMARK 615 ZERO OCCUPANCY ATOM REMARK 615 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 615 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 615 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 615 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 615 M RES C SSEQI REMARK 615 COH A 901 REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 COH A 901 CO REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 20 NE2 REMARK 620 2 COH A 901 NA 90.2 REMARK 620 3 COH A 901 NB 93.0 89.8 REMARK 620 4 COH A 901 NC 91.3 178.5 90.2 REMARK 620 5 COH A 901 ND 88.8 90.3 178.1 89.6 REMARK 620 6 HOH A1024 O 173.1 93.9 81.4 84.7 96.7 REMARK 620 N 1 2 3 4 5 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 9F5U RELATED DB: PDB REMARK 900 RELATED ID: 9F66 RELATED DB: PDB DBREF 9FVS A 1 215 UNP Q54AI1 Q54AI1_CORDP 1 215 SEQADV 9FVS ALA A 139 UNP Q54AI1 GLY 139 CONFLICT SEQRES 1 A 215 MET THR THR ALA THR ALA GLY LEU ALA VAL GLU LEU LYS SEQRES 2 A 215 GLN SER THR ALA GLN ALA HIS GLU LYS ALA GLU HIS SER SEQRES 3 A 215 THR PHE MET SER ASP LEU LEU LYS GLY ARG LEU GLY VAL SEQRES 4 A 215 ALA GLU PHE THR ARG LEU GLN GLU GLN ALA TRP LEU PHE SEQRES 5 A 215 TYR THR ALA LEU GLU GLN ALA VAL ASP ALA VAL ARG ALA SEQRES 6 A 215 SER GLY PHE ALA GLU SER LEU LEU ASP PRO ALA LEU ASN SEQRES 7 A 215 ARG ALA GLU VAL LEU ALA ARG ASP LEU ASP LYS LEU ASN SEQRES 8 A 215 GLY SER SER GLU TRP ARG SER ARG ILE THR ALA SER PRO SEQRES 9 A 215 ALA VAL ILE ASP TYR VAL ASN ARG LEU GLU GLU ILE ARG SEQRES 10 A 215 ASP ASN VAL ASP GLY PRO ALA LEU VAL ALA HIS HIS TYR SEQRES 11 A 215 VAL ARG TYR LEU GLY ASP LEU SER ALA GLY GLN VAL ILE SEQRES 12 A 215 ALA ARG MET MET GLN ARG HIS TYR GLY VAL ASP PRO GLU SEQRES 13 A 215 ALA LEU GLY PHE TYR HIS PHE GLU GLY ILE ALA LYS LEU SEQRES 14 A 215 LYS VAL TYR LYS ASP GLU TYR ARG GLU LYS LEU ASN ASN SEQRES 15 A 215 LEU GLU LEU SER ASP GLU GLN ARG GLU HIS LEU LEU LYS SEQRES 16 A 215 GLU ALA THR ASP ALA PHE VAL PHE ASN HIS GLN VAL PHE SEQRES 17 A 215 ALA ASP LEU GLY LYS GLY LEU HET COH A 901 43 HET CL A 902 1 HETNAM COH PROTOPORPHYRIN IX CONTAINING CO HETNAM CL CHLORIDE ION FORMUL 2 COH C34 H32 CO N4 O4 FORMUL 3 CL CL 1- FORMUL 4 HOH *302(H2 O) HELIX 1 AA1 GLY A 7 THR A 16 1 10 HELIX 2 AA2 THR A 16 HIS A 25 1 10 HELIX 3 AA3 SER A 26 LYS A 34 1 9 HELIX 4 AA4 GLY A 38 SER A 66 1 29 HELIX 5 AA5 ASP A 74 ASN A 78 5 5 HELIX 6 AA6 ARG A 79 ASN A 91 1 13 HELIX 7 AA7 GLU A 95 ARG A 99 5 5 HELIX 8 AA8 SER A 103 VAL A 120 1 18 HELIX 9 AA9 ASP A 121 GLY A 152 1 32 HELIX 10 AB1 ASP A 154 HIS A 162 5 9 HELIX 11 AB2 LYS A 168 LEU A 183 1 16 HELIX 12 AB3 SER A 186 GLY A 214 1 29 LINK NE2 HIS A 20 CO COH A 901 1555 1555 2.27 LINK CO COH A 901 O HOH A1024 1555 1555 2.00 CRYST1 46.932 55.111 76.307 90.00 90.00 90.00 P 21 21 21 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 0.021307 0.000000 0.000000 0.00000 SCALE2 0.000000 0.018145 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013105 0.00000