HEADER BIOSYNTHETIC PROTEIN 15-NOV-22 8BP1 TITLE CRYSTAL STRUCTURE OF BHMEHIS1.0, AN ENGINEERED ENZYME FOR THE MORITA- TITLE 2 BAYLIS-HILLMAN REACTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: BHMEHIS1.0; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 3 ORGANISM_TAXID: 32630; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS MORITA-BAYLIS-HILLMAN, NON-CANONICAL AMINO ACID, METHYLHISTIDINE, DE KEYWDS 2 NOVO ENZYME, BIOSYNTHETIC PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR F.J.HARDY REVDAT 3 13-MAR-24 8BP1 1 JRNL REVDAT 2 06-MAR-24 8BP1 1 JRNL REVDAT 1 28-FEB-24 8BP1 0 JRNL AUTH A.E.HUTTON,J.FOSTER,R.CRAWSHAW,F.J.HARDY,L.O.JOHANNISSEN, JRNL AUTH 2 T.M.LISTER,E.F.GERARD,Z.BIRCH-PRICE,R.OBEXER,S.HAY,A.P.GREEN JRNL TITL A NON-CANONICAL NUCLEOPHILE UNLOCKS A NEW MECHANISTIC JRNL TITL 2 PATHWAY IN A DESIGNED ENZYME. JRNL REF NAT COMMUN V. 15 1956 2024 JRNL REFN ESSN 2041-1723 JRNL PMID 38438341 JRNL DOI 10.1038/S41467-024-46123-Z REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH A.CROSSLEY,R.CRAWSHAW,F.J.HARDY,L.JOHANNISSEN,T.LISTER, REMARK 1 AUTH 2 E.GERARD,Z.BIRCH-PRICE,R.OBEXER,S.HAY,A.GREEN REMARK 1 TITL A NON-CANONICAL NUCLEOPHILE UNLOCKS A NEW MECHANISTIC REMARK 1 TITL 2 PATHWAY IN A DESIGNED ENZYME REMARK 1 REF RES SQ 2023 REMARK 1 REFN ESSN 2693-5015 REMARK 1 DOI 10.21203/RS.3.RS-2922796/V1 REMARK 2 REMARK 2 RESOLUTION. 1.72 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.20.1_4487 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) : 1.72 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 61.50 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.330 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 37987 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.182 REMARK 3 R VALUE (WORKING SET) : 0.181 REMARK 3 FREE R VALUE : 0.202 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.910 REMARK 3 FREE R VALUE TEST SET COUNT : 1865 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 61.5000 - 4.0400 1.00 2967 155 0.1635 0.1570 REMARK 3 2 4.0400 - 3.2100 1.00 2825 153 0.1595 0.1960 REMARK 3 3 3.2100 - 2.8000 1.00 2790 159 0.1895 0.2285 REMARK 3 4 2.8000 - 2.5500 1.00 2751 168 0.1886 0.1935 REMARK 3 5 2.5500 - 2.3600 1.00 2778 147 0.1859 0.2124 REMARK 3 6 2.3600 - 2.2300 1.00 2773 137 0.1947 0.2217 REMARK 3 7 2.2200 - 2.1100 1.00 2771 142 0.1834 0.1839 REMARK 3 8 2.1100 - 2.0200 1.00 2737 128 0.1764 0.2242 REMARK 3 9 2.0200 - 1.9400 1.00 2784 147 0.2078 0.2761 REMARK 3 10 1.9400 - 1.8800 1.00 2722 148 0.2282 0.2643 REMARK 3 11 1.8800 - 1.8200 1.00 2764 128 0.2678 0.2985 REMARK 3 12 1.8200 - 1.7700 1.00 2740 120 0.2344 0.2686 REMARK 3 13 1.7700 - 1.7200 0.99 2737 133 0.2568 0.2895 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) : 0.163 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 20.759 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 30.53 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 38.59 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 : 0.004 2022 REMARK 3 ANGLE : 0.736 2749 REMARK 3 CHIRALITY : 0.046 299 REMARK 3 PLANARITY : 0.006 355 REMARK 3 DIHEDRAL : 5.450 292 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 6 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 1 THROUGH 37 ) REMARK 3 ORIGIN FOR THE GROUP (A): -23.3584 33.5169 -7.6762 REMARK 3 T TENSOR REMARK 3 T11: 0.2462 T22: 0.2370 REMARK 3 T33: 0.2137 T12: -0.0472 REMARK 3 T13: 0.0301 T23: -0.0212 REMARK 3 L TENSOR REMARK 3 L11: 0.3778 L22: 3.0543 REMARK 3 L33: 5.4669 L12: 0.9200 REMARK 3 L13: 1.1450 L23: 3.7247 REMARK 3 S TENSOR REMARK 3 S11: -0.0803 S12: -0.0519 S13: 0.0250 REMARK 3 S21: -0.2268 S22: 0.0008 S23: 0.0385 REMARK 3 S31: -0.1433 S32: 0.0223 S33: 0.1060 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 38 THROUGH 56 ) REMARK 3 ORIGIN FOR THE GROUP (A): -13.1153 33.6932 -0.1891 REMARK 3 T TENSOR REMARK 3 T11: 0.2820 T22: 0.4203 REMARK 3 T33: 0.4332 T12: -0.0901 REMARK 3 T13: 0.0537 T23: -0.1544 REMARK 3 L TENSOR REMARK 3 L11: 0.9481 L22: 8.5064 REMARK 3 L33: 2.3789 L12: -0.3964 REMARK 3 L13: 0.1405 L23: 3.4728 REMARK 3 S TENSOR REMARK 3 S11: 0.0180 S12: 0.3294 S13: -0.3694 REMARK 3 S21: -0.8997 S22: 0.4614 S23: -0.5902 REMARK 3 S31: -0.2254 S32: 0.2317 S33: -0.3974 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 57 THROUGH 79 ) REMARK 3 ORIGIN FOR THE GROUP (A): -16.4097 26.2649 5.3174 REMARK 3 T TENSOR REMARK 3 T11: 0.3218 T22: 0.2790 REMARK 3 T33: 0.3149 T12: -0.0580 REMARK 3 T13: -0.0007 T23: -0.0172 REMARK 3 L TENSOR REMARK 3 L11: 0.4053 L22: 8.2889 REMARK 3 L33: 3.9612 L12: 0.7440 REMARK 3 L13: 0.9719 L23: 5.3521 REMARK 3 S TENSOR REMARK 3 S11: 0.0022 S12: -0.0206 S13: -0.0739 REMARK 3 S21: 0.3262 S22: 0.3078 S23: -0.0469 REMARK 3 S31: 0.4515 S32: 0.1425 S33: -0.3651 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 80 THROUGH 98 ) REMARK 3 ORIGIN FOR THE GROUP (A): -29.1513 32.5470 4.1271 REMARK 3 T TENSOR REMARK 3 T11: 0.2980 T22: 0.3576 REMARK 3 T33: 0.2900 T12: -0.0467 REMARK 3 T13: 0.0706 T23: -0.0608 REMARK 3 L TENSOR REMARK 3 L11: 3.9662 L22: 1.3283 REMARK 3 L33: 2.9327 L12: 1.9013 REMARK 3 L13: 2.3562 L23: 0.9723 REMARK 3 S TENSOR REMARK 3 S11: -0.0134 S12: -0.2835 S13: -0.0809 REMARK 3 S21: -0.0592 S22: -0.0901 S23: 0.0463 REMARK 3 S31: 0.1493 S32: -0.6903 S33: 0.1268 REMARK 3 TLS GROUP : 5 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 99 THROUGH 168 ) REMARK 3 ORIGIN FOR THE GROUP (A): -25.7374 20.1068 -15.2467 REMARK 3 T TENSOR REMARK 3 T11: 0.2386 T22: 0.1973 REMARK 3 T33: 0.2115 T12: -0.0148 REMARK 3 T13: 0.0362 T23: -0.0058 REMARK 3 L TENSOR REMARK 3 L11: 1.1970 L22: 4.2535 REMARK 3 L33: 2.8369 L12: -0.9893 REMARK 3 L13: 0.7598 L23: -0.7100 REMARK 3 S TENSOR REMARK 3 S11: -0.0742 S12: -0.0564 S13: 0.0068 REMARK 3 S21: 0.0311 S22: 0.0897 S23: 0.1167 REMARK 3 S31: -0.1479 S32: -0.2405 S33: -0.0107 REMARK 3 TLS GROUP : 6 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 169 THROUGH 231 ) REMARK 3 ORIGIN FOR THE GROUP (A): -14.6907 24.3599 -24.7663 REMARK 3 T TENSOR REMARK 3 T11: 0.3964 T22: 0.2857 REMARK 3 T33: 0.2741 T12: -0.0804 REMARK 3 T13: 0.0974 T23: -0.0264 REMARK 3 L TENSOR REMARK 3 L11: 2.3206 L22: 4.6230 REMARK 3 L33: 1.5814 L12: 1.2695 REMARK 3 L13: -0.1060 L23: 0.2165 REMARK 3 S TENSOR REMARK 3 S11: -0.0404 S12: -0.0818 S13: 0.0561 REMARK 3 S21: -0.2675 S22: 0.1034 S23: -0.5933 REMARK 3 S31: -0.2696 S32: 0.2891 S33: -0.0652 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 8BP1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 15-NOV-22. REMARK 100 THE DEPOSITION ID IS D_1292126428. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 30-APR-22 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : I03 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9762 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 : DIALS REMARK 200 DATA SCALING SOFTWARE : DIALS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 37997 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.720 REMARK 200 RESOLUTION RANGE LOW (A) : 61.500 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 20.20 REMARK 200 R MERGE (I) : 0.08128 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 20.4500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.72 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.78 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.7 REMARK 200 DATA REDUNDANCY IN SHELL : 19.00 REMARK 200 R MERGE FOR SHELL (I) : 1.69100 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: PHENIX REMARK 200 STARTING MODEL: 7O1D REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 61.18 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.17 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M SODIUM CITRATE, 29% W/V PEG REMARK 280 4000, PH 6.5, 0.1 M MAGNESIUM ACETATE TETRAHYDRATE, VAPOR REMARK 280 DIFFUSION, SITTING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 40.10400 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 80.20800 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 80.20800 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 40.10400 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 GLN A 232 REMARK 465 GLY A 233 REMARK 465 SER A 234 REMARK 465 LEU A 235 REMARK 465 GLU A 236 REMARK 465 HIS A 237 REMARK 465 HIS A 238 REMARK 465 HIS A 239 REMARK 465 HIS A 240 REMARK 465 HIS A 241 REMARK 465 HIS A 242 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 SER A 9 -83.29 -97.93 REMARK 500 REMARK 500 REMARK: NULL 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 MG A 304 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 8 OD2 REMARK 620 2 LEU A 10 O 84.6 REMARK 620 3 ASP A 180 OD1 85.8 91.3 REMARK 620 4 HOH A 436 O 89.1 91.8 173.8 REMARK 620 5 HOH A 438 O 94.6 179.1 89.2 87.7 REMARK 620 6 HOH A 530 O 175.9 91.3 95.0 90.4 89.4 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 305 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER A 9 OG REMARK 620 2 SO4 A 306 O2 129.8 REMARK 620 N 1 DBREF 8BP1 A 1 242 PDB 8BP1 8BP1 1 242 SEQRES 1 A 242 MET ILE ARG ALA VAL PHE PHE ASP SER LEU GLY THR LEU SEQRES 2 A 242 ILE SER VAL GLU GLY ALA TYR LYS VAL MHS LEU LYS ILE SEQRES 3 A 242 MET GLU GLU VAL LEU GLY ASP TYR PRO LEU ASN PRO LYS SEQRES 4 A 242 THR LEU LEU ASP GLU TYR GLU LYS LEU ALA ARG GLU ALA SEQRES 5 A 242 PHE SER ASN TYR ALA GLY LYS PRO TYR ARG PRO LEU ARG SEQRES 6 A 242 ASP ILE LEU GLU GLU VAL MET ARG LYS LEU ALA GLU LYS SEQRES 7 A 242 TYR GLY PHE LYS TYR PRO GLU ASN LEU TRP GLU ILE SER SEQRES 8 A 242 LEU ARG MET ALA GLN ARG TYR GLY GLU LEU TYR PRO GLU SEQRES 9 A 242 VAL VAL GLU VAL LEU LYS SER LEU LYS GLY LYS TYR HIS SEQRES 10 A 242 VAL GLY VAL ILE LEU ASN ARG ASP THR GLU PRO ALA THR SEQRES 11 A 242 ALA PHE LEU ASP ALA LEU GLY ILE LYS ASP LEU PHE ASP SEQRES 12 A 242 SER ILE THR THR SER GLU GLU ALA GLY PHE PHE LYS PRO SEQRES 13 A 242 HIS PRO ARG ILE PHE GLU LEU ALA LEU LYS LYS ALA GLY SEQRES 14 A 242 VAL LYS GLY GLU LYS ALA VAL TYR VAL GLY ASP ASN PRO SEQRES 15 A 242 VAL LYS ASP ALA GLY GLY SER LYS ASN LEU GLY MET THR SEQRES 16 A 242 SER ILE LEU LEU ASP ARG LYS GLY GLU LYS ARG GLU PHE SEQRES 17 A 242 TRP ASP LYS ALA ASP PHE ILE VAL SER ASP LEU ARG GLU SEQRES 18 A 242 VAL ILE LYS ILE VAL ASP GLU LEU ASN GLY GLN GLY SER SEQRES 19 A 242 LEU GLU HIS HIS HIS HIS HIS HIS HET MHS A 23 18 HET PEG A 301 17 HET ACT A 302 7 HET ACT A 303 7 HET MG A 304 1 HET MG A 305 1 HET SO4 A 306 5 HETNAM MHS N1-METHYLATED HISTIDINE HETNAM PEG DI(HYDROXYETHYL)ETHER HETNAM ACT ACETATE ION HETNAM MG MAGNESIUM ION HETNAM SO4 SULFATE ION FORMUL 1 MHS C7 H11 N3 O2 FORMUL 2 PEG C4 H10 O3 FORMUL 3 ACT 2(C2 H3 O2 1-) FORMUL 5 MG 2(MG 2+) FORMUL 7 SO4 O4 S 2- FORMUL 8 HOH *200(H2 O) HELIX 1 AA1 SER A 15 GLY A 32 1 18 HELIX 2 AA2 ASN A 37 ASN A 55 1 19 HELIX 3 AA3 PRO A 63 GLY A 80 1 18 HELIX 4 AA4 ASN A 86 GLY A 99 1 14 HELIX 5 AA5 GLU A 104 LYS A 113 1 10 HELIX 6 AA6 ASP A 125 LEU A 136 1 12 HELIX 7 AA7 ILE A 138 PHE A 142 5 5 HELIX 8 AA8 SER A 148 GLY A 152 1 5 HELIX 9 AA9 HIS A 157 GLY A 169 1 13 HELIX 10 AB1 LYS A 171 GLU A 173 5 3 HELIX 11 AB2 ASP A 185 ASN A 191 1 7 HELIX 12 AB3 LYS A 205 ALA A 212 5 8 HELIX 13 AB4 ARG A 220 ASN A 230 1 11 SHEET 1 AA1 6 SER A 144 THR A 147 0 SHEET 2 AA1 6 HIS A 117 LEU A 122 1 N LEU A 122 O THR A 146 SHEET 3 AA1 6 ALA A 4 PHE A 7 1 N VAL A 5 O HIS A 117 SHEET 4 AA1 6 ALA A 175 GLY A 179 1 O VAL A 176 N PHE A 6 SHEET 5 AA1 6 THR A 195 LEU A 199 1 O LEU A 199 N GLY A 179 SHEET 6 AA1 6 PHE A 214 VAL A 216 1 O PHE A 214 N LEU A 198 LINK C VAL A 22 N MHS A 23 1555 1555 1.33 LINK C MHS A 23 N LEU A 24 1555 1555 1.33 LINK OD2 ASP A 8 MG MG A 304 1555 1555 2.12 LINK OG SER A 9 MG MG A 305 1555 1555 2.85 LINK O LEU A 10 MG MG A 304 1555 1555 2.13 LINK OD1 ASP A 180 MG MG A 304 1555 1555 2.08 LINK MG MG A 304 O HOH A 436 1555 1555 2.11 LINK MG MG A 304 O HOH A 438 1555 1555 2.08 LINK MG MG A 304 O HOH A 530 1555 1555 2.03 LINK MG MG A 305 O2 SO4 A 306 1555 1555 2.58 CISPEP 1 LYS A 155 PRO A 156 0 -0.10 CRYST1 71.013 71.013 120.312 90.00 90.00 120.00 P 31 2 1 6 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 0.014082 0.008130 0.000000 0.00000 SCALE2 0.000000 0.016260 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008312 0.00000