HEADER ISOMERASE 27-MAR-17 5XD9 TITLE CRYSTAL STRUCTURE ANALYSIS OF 3,6-ANHYDRO-L-GALACTONATE CYCLOISOMERASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: 3,6-ANHYDRO-ALPHA-L-GALACTONATE CYCLOISOMERASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: AHGA CYCLOISOMERASE; COMPND 5 EC: 5.5.1.25; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: VIBRIO SP. (STRAIN EJY3); SOURCE 3 ORGANISM_TAXID: 1116375; SOURCE 4 STRAIN: EJY3; SOURCE 5 GENE: VEJACI, VEJY3_09370; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) KEYWDS ENOLASE SUPERFAMILY, 3, 6-ANHYDRO-L-GALACTONATE CYCLOISOMERASE, KEYWDS 2 LYASE, BARREL DOMAIN, CAPPING DOMAIN, ISOMERASE EXPDTA X-RAY DIFFRACTION AUTHOR S.LEE,I.-G.CHOI,H.-Y.KIM REVDAT 2 22-NOV-23 5XD9 1 REMARK REVDAT 1 27-SEP-17 5XD9 0 JRNL AUTH S.LEE,K.H.KIM,H.-Y.KIM,I.-G.CHOI JRNL TITL CRYSTAL STRUCTURE ANALYSIS OF 3,6-ANHYDRO-L-GALACTONATE JRNL TITL 2 CYCLOISOMERASE SUGGESTS EMERGENCE OF NOVEL SUBSTRATE JRNL TITL 3 SPECIFICITY IN THE ENOLASE SUPERFAMILY JRNL REF BIOCHEM. BIOPHYS. RES. V. 491 217 2017 JRNL REF 2 COMMUN. JRNL REFN ESSN 1090-2104 JRNL PMID 28716734 JRNL DOI 10.1016/J.BBRC.2017.07.080 REMARK 2 REMARK 2 RESOLUTION. 2.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.9_1692 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 47.41 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.460 REMARK 3 COMPLETENESS FOR RANGE (%) : 95.0 REMARK 3 NUMBER OF REFLECTIONS : 17687 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) : 0.169 REMARK 3 FREE R VALUE : 0.233 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1769 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 47.4138 - 6.1084 0.93 1326 148 0.1694 0.2071 REMARK 3 2 6.1084 - 4.8500 0.95 1267 141 0.1568 0.1885 REMARK 3 3 4.8500 - 4.2373 0.96 1240 137 0.1266 0.1871 REMARK 3 4 4.2373 - 3.8501 0.96 1235 138 0.1216 0.1935 REMARK 3 5 3.8501 - 3.5742 0.95 1224 135 0.1363 0.2061 REMARK 3 6 3.5742 - 3.3636 0.96 1237 138 0.1476 0.2230 REMARK 3 7 3.3636 - 3.1952 0.96 1219 135 0.1527 0.2191 REMARK 3 8 3.1952 - 3.0561 0.96 1213 135 0.1744 0.2793 REMARK 3 9 3.0561 - 2.9385 0.95 1213 135 0.1972 0.2649 REMARK 3 10 2.9385 - 2.8371 0.96 1214 134 0.2245 0.3153 REMARK 3 11 2.8371 - 2.7484 0.96 1210 135 0.2492 0.3285 REMARK 3 12 2.7484 - 2.6698 0.95 1194 133 0.2681 0.3478 REMARK 3 13 2.6698 - 2.5996 0.90 1126 125 0.2722 0.3535 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : 1.11 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) : 0.330 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 21.480 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 : 0.009 2909 REMARK 3 ANGLE : 1.108 3941 REMARK 3 CHIRALITY : 0.042 431 REMARK 3 PLANARITY : 0.004 507 REMARK 3 DIHEDRAL : 14.179 1057 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 5XD9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 04-APR-17. REMARK 100 THE DEPOSITION ID IS D_1300003321. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-APR-15 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PAL/PLS REMARK 200 BEAMLINE : 5C (4A) REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97960 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 119413 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.600 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.2 REMARK 200 DATA REDUNDANCY : 6.100 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.5000 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 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 1.9_1692 REMARK 200 STARTING MODEL: 5XD7 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 64.65 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.48 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M MAGNESIUM ACETATE TETRAHYDRATE, REMARK 280 0.1M SODIUM CACODYLATE (PH 6.5), 20% (W/V) POLYETHYLENE GLYCOL REMARK 280 8000, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 71.23350 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 44.91050 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 44.91050 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 35.61675 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 44.91050 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 44.91050 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 106.85025 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 44.91050 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 44.91050 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 35.61675 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 44.91050 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 44.91050 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 106.85025 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 71.23350 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: 4150 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 25120 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -54.0 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 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 284.93400 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 521 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 HIS A 363 REMARK 465 HIS A 364 REMARK 465 HIS A 365 REMARK 465 HIS A 366 REMARK 465 HIS A 367 REMARK 465 HIS A 368 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 OH TYR A 50 OE2 GLU A 304 2.17 REMARK 500 O VAL A 362 O HOH A 501 2.18 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 ASP A 219 72.09 55.03 REMARK 500 ASN A 276 25.16 -149.18 REMARK 500 ARG A 331 85.23 -152.79 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 402 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 TYR A 52 OH REMARK 620 2 GLU A 250 OE2 102.0 REMARK 620 3 ASP A 273 OD2 87.0 171.0 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 401 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 198 OD1 REMARK 620 2 ASP A 198 OD2 51.4 REMARK 620 3 GLU A 224 OE2 103.9 101.0 REMARK 620 4 GLU A 225 OE1 101.4 148.7 100.8 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 402 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 5XD7 RELATED DB: PDB REMARK 900 RELATED ID: 5XD8 RELATED DB: PDB DBREF 5XD9 A 1 362 UNP H2IFX0 ACI_VIBSJ 1 362 SEQADV 5XD9 ASN A 300 UNP H2IFX0 HIS 300 CONFLICT SEQADV 5XD9 HIS A 363 UNP H2IFX0 EXPRESSION TAG SEQADV 5XD9 HIS A 364 UNP H2IFX0 EXPRESSION TAG SEQADV 5XD9 HIS A 365 UNP H2IFX0 EXPRESSION TAG SEQADV 5XD9 HIS A 366 UNP H2IFX0 EXPRESSION TAG SEQADV 5XD9 HIS A 367 UNP H2IFX0 EXPRESSION TAG SEQADV 5XD9 HIS A 368 UNP H2IFX0 EXPRESSION TAG SEQRES 1 A 368 MET LYS THR THR ILE LYS ASP ILE LYS THR ARG LEU PHE SEQRES 2 A 368 LYS ILE PRO LEU LYS GLU ILE LEU SER ASP ALA LYS HIS SEQRES 3 A 368 GLY ASP HIS ASP HIS PHE GLU LEU ILE THR THR THR VAL SEQRES 4 A 368 THR LEU GLU ASP GLY SER GLN GLY THR GLY TYR THR TYR SEQRES 5 A 368 THR GLY GLY LYS GLY GLY TYR SER ILE LYS ALA MET LEU SEQRES 6 A 368 GLU TYR ASP ILE GLN PRO ALA LEU ILE GLY LYS ASP ALA SEQRES 7 A 368 THR GLN ILE GLU GLU ILE TYR ASP PHE MET GLU TRP HIS SEQRES 8 A 368 ILE HIS TYR VAL GLY ARG GLY GLY ILE SER THR PHE ALA SEQRES 9 A 368 MET SER ALA VAL ASP ILE ALA LEU TRP ASP LEU LYS GLY SEQRES 10 A 368 LYS ARG GLU GLY LEU PRO LEU TRP LYS MET ALA GLY GLY SEQRES 11 A 368 LYS ASN ASN THR CYS LYS ALA TYR CYS GLY GLY ILE ASP SEQRES 12 A 368 LEU GLN PHE PRO LEU GLU LYS LEU LEU ASN ASN ILE CYS SEQRES 13 A 368 GLY TYR LEU GLU SER GLY PHE ASN ALA VAL LYS ILE LYS SEQRES 14 A 368 ILE GLY ARG GLU ASN MET GLN GLU ASP ILE ASP ARG ILE SEQRES 15 A 368 LYS ALA VAL ARG GLU LEU ILE GLY PRO ASP ILE THR PHE SEQRES 16 A 368 MET ILE ASP ALA ASN TYR SER LEU THR VAL GLU GLN ALA SEQRES 17 A 368 ILE LYS LEU SER LYS ALA VAL GLU GLN TYR ASP ILE THR SEQRES 18 A 368 TRP PHE GLU GLU PRO THR LEU PRO ASP ASP TYR LYS GLY SEQRES 19 A 368 PHE ALA GLU ILE ALA ASP ASN THR ALA ILE PRO LEU ALA SEQRES 20 A 368 MET GLY GLU ASN LEU HIS THR ILE HIS GLU PHE GLY TYR SEQRES 21 A 368 ALA MET ASP GLN ALA LYS LEU GLY TYR CYS GLN PRO ASP SEQRES 22 A 368 ALA SER ASN CYS GLY GLY ILE THR GLY TRP LEU LYS ALA SEQRES 23 A 368 ALA ASP LEU ILE THR GLU HIS ASN ILE PRO VAL CYS THR SEQRES 24 A 368 ASN GLY MET GLN GLU LEU HIS VAL SER LEU VAL SER ALA SEQRES 25 A 368 PHE ASP THR GLY TRP LEU GLU VAL HIS SER PHE PRO ILE SEQRES 26 A 368 ASP GLU TYR THR LYS ARG PRO LEU VAL VAL GLU ASN PHE SEQRES 27 A 368 ARG ALA VAL ALA SER ASN GLU PRO GLY ILE GLY VAL GLU SEQRES 28 A 368 PHE ASP TRP ASP LYS ILE ALA GLN TYR GLU VAL HIS HIS SEQRES 29 A 368 HIS HIS HIS HIS HET MG A 401 1 HET MG A 402 1 HETNAM MG MAGNESIUM ION FORMUL 2 MG 2(MG 2+) FORMUL 4 HOH *56(H2 O) HELIX 1 AA1 GLY A 57 ILE A 69 1 13 HELIX 2 AA2 ILE A 69 ILE A 74 1 6 HELIX 3 AA3 GLN A 80 ILE A 92 1 13 HELIX 4 AA4 GLY A 99 GLY A 121 1 23 HELIX 5 AA5 PRO A 123 ALA A 128 1 6 HELIX 6 AA6 PRO A 147 SER A 161 1 15 HELIX 7 AA7 ASN A 174 GLY A 190 1 17 HELIX 8 AA8 THR A 204 GLU A 216 1 13 HELIX 9 AA9 GLN A 217 ASP A 219 5 3 HELIX 10 AB1 ASP A 231 ASP A 240 1 10 HELIX 11 AB2 THR A 254 ALA A 265 1 12 HELIX 12 AB3 ASP A 273 CYS A 277 5 5 HELIX 13 AB4 GLY A 278 HIS A 293 1 16 HELIX 14 AB5 MET A 302 ASP A 314 1 13 HELIX 15 AB6 PRO A 324 THR A 329 5 6 HELIX 16 AB7 ASP A 353 ALA A 358 1 6 HELIX 17 AB8 GLN A 359 GLU A 361 5 3 SHEET 1 AA1 3 ILE A 5 ASP A 23 0 SHEET 2 AA1 3 GLY A 27 LEU A 41 -1 O THR A 40 N ASP A 7 SHEET 3 AA1 3 GLN A 46 THR A 53 -1 O GLY A 47 N VAL A 39 SHEET 1 AA2 7 TYR A 269 CYS A 270 0 SHEET 2 AA2 7 LEU A 246 MET A 248 1 O LEU A 246 N TYR A 269 SHEET 3 AA2 7 PHE A 223 GLU A 224 1 N PHE A 223 O ALA A 247 SHEET 4 AA2 7 THR A 194 ASP A 198 1 N ILE A 197 O GLU A 224 SHEET 5 AA2 7 ALA A 165 LYS A 169 1 N VAL A 166 O MET A 196 SHEET 6 AA2 7 THR A 134 GLY A 140 1 N CYS A 139 O LYS A 167 SHEET 7 AA2 7 TRP A 317 VAL A 320 1 O VAL A 320 N TYR A 138 SHEET 1 AA3 8 TYR A 269 CYS A 270 0 SHEET 2 AA3 8 LEU A 246 MET A 248 1 O LEU A 246 N TYR A 269 SHEET 3 AA3 8 PHE A 223 GLU A 224 1 N PHE A 223 O ALA A 247 SHEET 4 AA3 8 THR A 194 ASP A 198 1 N ILE A 197 O GLU A 224 SHEET 5 AA3 8 ALA A 165 LYS A 169 1 N VAL A 166 O MET A 196 SHEET 6 AA3 8 THR A 134 GLY A 140 1 N CYS A 139 O LYS A 167 SHEET 7 AA3 8 ARG A 339 VAL A 341 -1 O ALA A 340 N CYS A 135 SHEET 8 AA3 8 VAL A 334 GLU A 336 -1 N VAL A 334 O VAL A 341 LINK OH TYR A 52 MG MG A 402 1555 1555 2.92 LINK OD1 ASP A 198 MG MG A 401 1555 1555 2.73 LINK OD2 ASP A 198 MG MG A 401 1555 1555 2.23 LINK OE2 GLU A 224 MG MG A 401 1555 1555 2.33 LINK OE1 GLU A 225 MG MG A 401 1555 1555 2.59 LINK OE2 GLU A 250 MG MG A 402 1555 1555 2.67 LINK OD2 ASP A 273 MG MG A 402 1555 1555 1.85 SITE 1 AC1 5 ASP A 198 ASN A 200 GLU A 224 GLU A 225 SITE 2 AC1 5 GLU A 250 SITE 1 AC2 5 TYR A 52 TYR A 94 GLU A 250 ASP A 273 SITE 2 AC2 5 ASN A 300 CRYST1 89.821 89.821 142.467 90.00 90.00 90.00 P 41 21 2 8 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 0.011133 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011133 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007019 0.00000