HEADER ISOMERASE(INTRAMOLECULAR OXIDOREDUCTASE)30-SEP-93 1DXI TITLE STRUCTURE DETERMINATION OF GLUCOSE ISOMERASE FROM STREPTOMYCES MURINUS TITLE 2 AT 2.6 ANGSTROMS RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: D-XYLOSE ISOMERASE; COMPND 3 CHAIN: A, B; COMPND 4 EC: 5.3.1.5; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES MURINUS; SOURCE 3 ORGANISM_TAXID: 33900 KEYWDS ISOMERASE(INTRAMOLECULAR OXIDOREDUCTASE) EXPDTA X-RAY DIFFRACTION AUTHOR H.RASMUSSEN,T.LA COUR,J.NYBORG,M.SCHULEIN REVDAT 4 07-FEB-24 1DXI 1 REMARK LINK REVDAT 3 13-JUL-11 1DXI 1 VERSN REVDAT 2 24-FEB-09 1DXI 1 VERSN REVDAT 1 31-JAN-94 1DXI 0 JRNL AUTH H.RASMUSSEN,T.LA COUR,J.NYBORG,M.SCHULEIN JRNL TITL STRUCTURE DETERMINATION OF GLUCOSE ISOMERASE FROM JRNL TITL 2 STREPTOMYCES MURINUS AT 2.6 A RESOLUTION. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 50 124 1994 JRNL REFN ISSN 0907-4449 JRNL PMID 15299450 JRNL DOI 10.1107/S0907444993009540 REMARK 2 REMARK 2 RESOLUTION. 2.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROLSQ REMARK 3 AUTHORS : KONNERT,HENDRICKSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 6.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 3.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 28032 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.214 REMARK 3 R VALUE (WORKING SET) : NULL REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 6046 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 4 REMARK 3 SOLVENT ATOMS : 4 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.020 ; 0.020 REMARK 3 ANGLE DISTANCE (A) : 0.046 ; 0.030 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.072 ; 0.050 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.028 ; 0.020 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.281 ; 0.120 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.206 ; 0.200 REMARK 3 MULTIPLE TORSION (A) : 0.260 ; 0.200 REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : 0.000 ; 0.200 REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 5.084 ; 3.000 REMARK 3 STAGGERED (DEGREES) : 26.381; 15.000 REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.143 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.737 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.048 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.955 ; 3.000 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 FOUR WATER MOLECULES CONNECTED TO THE CATALYTIC SITES HAVE REMARK 3 BEEN INCLUDED IN THE STRUCTURE. REMARK 4 REMARK 4 1DXI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000172957. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL 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: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 66.34 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.65 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL 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 66.10000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 68.82500 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 68.82500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 33.05000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 68.82500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 68.82500 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 99.15000 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 68.82500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 68.82500 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 33.05000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 68.82500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 68.82500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 99.15000 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 66.10000 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 30800 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 47660 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -160.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 0.00000 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 389 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 181 OE1 REMARK 620 2 GLU A 181 OE2 52.0 REMARK 620 3 GLU A 217 OE2 141.4 89.5 REMARK 620 4 ASP A 245 OD2 85.7 107.6 112.6 REMARK 620 5 ASP A 287 OD2 148.4 148.2 64.7 99.7 REMARK 620 6 HOH A 391 O 85.5 67.2 74.9 171.2 87.4 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 390 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 217 OE1 REMARK 620 2 HIS A 220 NE2 84.0 REMARK 620 3 ASP A 255 OD2 170.4 87.3 REMARK 620 4 ASP A 255 OD1 130.0 87.9 53.5 REMARK 620 5 ASP A 257 OD1 86.0 169.8 102.5 100.1 REMARK 620 6 ASP A 257 OD2 116.5 138.9 68.2 101.6 45.8 REMARK 620 7 HOH A 392 O 101.9 82.6 72.9 125.8 97.5 59.3 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 389 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 181 OE2 REMARK 620 2 GLU B 181 OE1 50.6 REMARK 620 3 GLU B 217 OE1 74.1 118.0 REMARK 620 4 ASP B 245 OD2 107.2 70.8 107.9 REMARK 620 5 ASP B 287 OD2 157.3 144.5 97.3 95.4 REMARK 620 6 HOH B 391 O 73.7 92.9 96.8 154.7 86.8 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 390 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 217 OE2 REMARK 620 2 HIS B 220 NE2 52.6 REMARK 620 3 ASP B 255 OD1 92.9 83.1 REMARK 620 4 ASP B 255 OD2 121.9 74.5 54.8 REMARK 620 5 ASP B 257 OD1 117.8 170.5 98.1 114.0 REMARK 620 6 HOH B 392 O 80.7 70.7 151.2 105.1 109.8 REMARK 620 N 1 2 3 4 5 REMARK 700 REMARK 700 SHEET REMARK 700 THE SHEETS PRESENTED AS *BA* AND *BB* ON SHEET RECORDS REMARK 700 BELOW ARE ACTUALLY TWO EIGHT-STRANDED BETA-BARRELS. THIS REMARK 700 IS REPRESENTED BY TWO NINE-STRANDED SHEETS IN WHICH THE REMARK 700 FIRST AND LAST STRANDS ARE IDENTICAL. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CAA REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: CATALYTIC SITE IN CHAIN A REMARK 800 REMARK 800 SITE_IDENTIFIER: CAB REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: CATALYTIC SITE IN CHAIN B REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 389 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 390 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 389 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 390 DBREF 1DXI A 1 388 UNP P37031 XYLA_STRMR 1 388 DBREF 1DXI B 1 388 UNP P37031 XYLA_STRMR 1 388 SEQRES 1 A 388 MET SER PHE GLN PRO THR PRO GLU ASP ARG PHE THR PHE SEQRES 2 A 388 GLY LEU TRP THR VAL GLY TRP GLN GLY ARG ASP PRO PHE SEQRES 3 A 388 GLY ASP ALA THR ARG PRO ALA LEU ASP PRO VAL GLU THR SEQRES 4 A 388 VAL GLN ARG LEU ALA GLU LEU GLY ALA TYR GLY VAL THR SEQRES 5 A 388 PHE HIS ASP ASP ASP LEU ILE PRO PHE GLY SER SER ASP SEQRES 6 A 388 THR GLU ARG GLU SER HIS ILE LYS ARG PHE ARG GLN ALA SEQRES 7 A 388 LEU ASP ALA THR GLY MET THR VAL PRO MET ALA THR THR SEQRES 8 A 388 ASN LEU PHE THR HIS PRO VAL PHE LYS ASP GLY GLY PHE SEQRES 9 A 388 THR ALA ASN ASP ARG ASP VAL ARG ARG TYR ALA LEU ARG SEQRES 10 A 388 LYS THR ILE GLY ASN ILE ASP LEU ALA ALA GLU LEU GLY SEQRES 11 A 388 ALA LYS THR TYR VAL ALA TRP GLY GLY ARG GLU GLY ALA SEQRES 12 A 388 GLU SER GLY GLY ALA LYS ASP VAL ARG ASP ALA LEU ASP SEQRES 13 A 388 ARG MET LYS GLU ALA PHE ASP LEU LEU GLY GLU TYR VAL SEQRES 14 A 388 THR ALA GLN GLY TYR ASP LEU ARG PHE ALA ILE GLU PRO SEQRES 15 A 388 LYS PRO ASN GLU PRO ARG GLY ASP ILE LEU LEU PRO THR SEQRES 16 A 388 VAL GLY HIS ALA LEU ALA PHE ILE GLU ARG LEU GLU ARG SEQRES 17 A 388 PRO GLU LEU TYR GLY VAL ASN PRO GLU VAL GLY HIS GLU SEQRES 18 A 388 GLN MET ALA GLY LEU ASN PHE PRO HIS GLY ILE ALA GLN SEQRES 19 A 388 ALA LEU TRP ALA GLY LYS LEU PHE HIS ILE ASP LEU ASN SEQRES 20 A 388 GLY GLN SER GLY ILE LYS TYR ASP GLN ASP LEU ARG PHE SEQRES 21 A 388 GLY ALA GLY ASP LEU ARG ALA ALA PHE TRP LEU VAL ASP SEQRES 22 A 388 LEU LEU GLU THR ALA GLY TYR GLU GLY PRO ARG HIS PHE SEQRES 23 A 388 ASP PHE LYS PRO PRO ARG THR GLU ASP PHE ASP GLY VAL SEQRES 24 A 388 TRP ALA SER ALA ALA GLY CYS MET ARG ASN TYR LEU ILE SEQRES 25 A 388 LEU LYS ASP ARG ALA ALA ALA PHE ARG ALA ASP PRO GLU SEQRES 26 A 388 VAL GLN GLU ALA LEU ARG ALA ALA ARG LEU ASP GLN LEU SEQRES 27 A 388 ALA GLN PRO THR ALA ALA ASP GLY LEU ASP ALA LEU LEU SEQRES 28 A 388 ALA ASP ARG ALA ALA PHE GLU ASP PHE ASP VAL ASP ALA SEQRES 29 A 388 ALA ALA ALA ARG GLY MET ALA PHE GLU HIS LEU ASP GLN SEQRES 30 A 388 LEU ALA MET ASP HIS LEU LEU GLY ALA ARG GLY SEQRES 1 B 388 MET SER PHE GLN PRO THR PRO GLU ASP ARG PHE THR PHE SEQRES 2 B 388 GLY LEU TRP THR VAL GLY TRP GLN GLY ARG ASP PRO PHE SEQRES 3 B 388 GLY ASP ALA THR ARG PRO ALA LEU ASP PRO VAL GLU THR SEQRES 4 B 388 VAL GLN ARG LEU ALA GLU LEU GLY ALA TYR GLY VAL THR SEQRES 5 B 388 PHE HIS ASP ASP ASP LEU ILE PRO PHE GLY SER SER ASP SEQRES 6 B 388 THR GLU ARG GLU SER HIS ILE LYS ARG PHE ARG GLN ALA SEQRES 7 B 388 LEU ASP ALA THR GLY MET THR VAL PRO MET ALA THR THR SEQRES 8 B 388 ASN LEU PHE THR HIS PRO VAL PHE LYS ASP GLY GLY PHE SEQRES 9 B 388 THR ALA ASN ASP ARG ASP VAL ARG ARG TYR ALA LEU ARG SEQRES 10 B 388 LYS THR ILE GLY ASN ILE ASP LEU ALA ALA GLU LEU GLY SEQRES 11 B 388 ALA LYS THR TYR VAL ALA TRP GLY GLY ARG GLU GLY ALA SEQRES 12 B 388 GLU SER GLY GLY ALA LYS ASP VAL ARG ASP ALA LEU ASP SEQRES 13 B 388 ARG MET LYS GLU ALA PHE ASP LEU LEU GLY GLU TYR VAL SEQRES 14 B 388 THR ALA GLN GLY TYR ASP LEU ARG PHE ALA ILE GLU PRO SEQRES 15 B 388 LYS PRO ASN GLU PRO ARG GLY ASP ILE LEU LEU PRO THR SEQRES 16 B 388 VAL GLY HIS ALA LEU ALA PHE ILE GLU ARG LEU GLU ARG SEQRES 17 B 388 PRO GLU LEU TYR GLY VAL ASN PRO GLU VAL GLY HIS GLU SEQRES 18 B 388 GLN MET ALA GLY LEU ASN PHE PRO HIS GLY ILE ALA GLN SEQRES 19 B 388 ALA LEU TRP ALA GLY LYS LEU PHE HIS ILE ASP LEU ASN SEQRES 20 B 388 GLY GLN SER GLY ILE LYS TYR ASP GLN ASP LEU ARG PHE SEQRES 21 B 388 GLY ALA GLY ASP LEU ARG ALA ALA PHE TRP LEU VAL ASP SEQRES 22 B 388 LEU LEU GLU THR ALA GLY TYR GLU GLY PRO ARG HIS PHE SEQRES 23 B 388 ASP PHE LYS PRO PRO ARG THR GLU ASP PHE ASP GLY VAL SEQRES 24 B 388 TRP ALA SER ALA ALA GLY CYS MET ARG ASN TYR LEU ILE SEQRES 25 B 388 LEU LYS ASP ARG ALA ALA ALA PHE ARG ALA ASP PRO GLU SEQRES 26 B 388 VAL GLN GLU ALA LEU ARG ALA ALA ARG LEU ASP GLN LEU SEQRES 27 B 388 ALA GLN PRO THR ALA ALA ASP GLY LEU ASP ALA LEU LEU SEQRES 28 B 388 ALA ASP ARG ALA ALA PHE GLU ASP PHE ASP VAL ASP ALA SEQRES 29 B 388 ALA ALA ALA ARG GLY MET ALA PHE GLU HIS LEU ASP GLN SEQRES 30 B 388 LEU ALA MET ASP HIS LEU LEU GLY ALA ARG GLY HET MG A 389 1 HET MG A 390 1 HET MG B 389 1 HET MG B 390 1 HETNAM MG MAGNESIUM ION FORMUL 3 MG 4(MG 2+) FORMUL 7 HOH *4(H2 O) HELIX 1 A1 PRO A 36 LEU A 46 1 11 HELIX 2 A11 ASP A 55 LEU A 58 1 4 HELIX 3 A2 ASP A 65 ALA A 81 1 17 HELIX 4 A21 PRO A 97 PHE A 99 1 3 HELIX 5 A3 ARG A 109 LEU A 129 1 21 HELIX 6 A4 VAL A 151 GLN A 172 1 22 HELIX 7 A5 VAL A 196 ARG A 205 1 10 HELIX 8 A51 VAL A 218 ALA A 224 1 7 HELIX 9 A6 PHE A 228 ALA A 238 1 11 HELIX 10 A7 LEU A 265 ALA A 278 1 14 HELIX 11 A8 PHE A 296 ALA A 322 1 27 HELIX 12 A9 PRO A 324 ALA A 333 1 10 HELIX 13 A10 LEU A 335 ALA A 339 1 5 HELIX 14 A11 VAL A 362 ALA A 367 1 6 HELIX 15 A12 PHE A 372 ASP A 381 1 10 HELIX 16 B1 PRO B 36 LEU B 46 1 11 HELIX 17 B11 ASP B 55 LEU B 58 1 4 HELIX 18 B2 ASP B 65 ALA B 81 1 17 HELIX 19 B21 PRO B 97 PHE B 99 1 3 HELIX 20 B3 ARG B 109 LEU B 129 1 21 HELIX 21 B4 VAL B 151 GLN B 172 1 22 HELIX 22 B5 VAL B 196 ARG B 205 1 10 HELIX 23 B51 VAL B 218 ALA B 224 1 7 HELIX 24 B6 PHE B 228 ALA B 238 1 11 HELIX 25 B7 LEU B 265 ALA B 278 1 14 HELIX 26 B8 PHE B 296 ALA B 322 1 27 HELIX 27 B9 PRO B 324 ALA B 333 1 10 HELIX 28 B10 LEU B 335 ALA B 339 1 5 HELIX 29 B11 VAL B 362 ALA B 367 1 6 HELIX 30 B12 PHE B 372 ASP B 381 1 10 SHEET 1 BA 9 ARG A 10 GLY A 14 0 SHEET 2 BA 9 GLY A 50 HIS A 54 1 SHEET 3 BA 9 MET A 84 THR A 91 1 SHEET 4 BA 9 THR A 133 GLY A 138 1 SHEET 5 BA 9 LEU A 176 PRO A 184 1 SHEET 6 BA 9 VAL A 214 GLU A 217 1 SHEET 7 BA 9 HIS A 243 GLN A 249 1 SHEET 8 BA 9 ARG A 284 ASP A 287 1 SHEET 9 BA 9 ARG A 10 GLY A 14 1 SHEET 1 BB 9 ARG B 10 GLY B 14 0 SHEET 2 BB 9 GLY B 50 HIS B 54 1 SHEET 3 BB 9 MET B 84 THR B 91 1 SHEET 4 BB 9 THR B 133 GLY B 138 1 SHEET 5 BB 9 LEU B 176 PRO B 184 1 SHEET 6 BB 9 VAL B 214 GLU B 217 1 SHEET 7 BB 9 HIS B 243 GLN B 249 1 SHEET 8 BB 9 ARG B 284 ASP B 287 1 SHEET 9 BB 9 ARG B 10 GLY B 14 1 LINK OE1 GLU A 181 MG MG A 389 1555 1555 2.60 LINK OE2 GLU A 181 MG MG A 389 1555 1555 2.13 LINK OE2 GLU A 217 MG MG A 389 1555 1555 2.13 LINK OE1 GLU A 217 MG MG A 390 1555 1555 2.11 LINK NE2 HIS A 220 MG MG A 390 1555 1555 2.76 LINK OD2 ASP A 245 MG MG A 389 1555 1555 2.13 LINK OD2 ASP A 255 MG MG A 390 1555 1555 2.15 LINK OD1 ASP A 255 MG MG A 390 1555 1555 2.56 LINK OD1 ASP A 257 MG MG A 390 1555 1555 2.02 LINK OD2 ASP A 257 MG MG A 390 1555 1555 3.04 LINK OD2 ASP A 287 MG MG A 389 1555 1555 2.30 LINK MG MG A 389 O HOH A 391 1555 1555 2.62 LINK MG MG A 390 O HOH A 392 1555 1555 1.80 LINK OE2 GLU B 181 MG MG B 389 1555 1555 2.68 LINK OE1 GLU B 181 MG MG B 389 1555 1555 2.33 LINK OE1 GLU B 217 MG MG B 389 1555 1555 2.14 LINK OE2 GLU B 217 MG MG B 390 1555 1555 1.79 LINK NE2 HIS B 220 MG MG B 390 1555 1555 2.98 LINK OD2 ASP B 245 MG MG B 389 1555 1555 2.37 LINK OD1 ASP B 255 MG MG B 390 1555 1555 2.56 LINK OD2 ASP B 255 MG MG B 390 1555 1555 1.93 LINK OD1 ASP B 257 MG MG B 390 1555 1555 1.80 LINK OD2 ASP B 287 MG MG B 389 1555 1555 2.42 LINK MG MG B 389 O HOH B 391 1555 1555 2.19 LINK MG MG B 390 O HOH B 392 1555 1555 1.82 CISPEP 1 GLU A 186 PRO A 187 0 -1.13 CISPEP 2 GLU B 186 PRO B 187 0 11.80 SITE 1 CAA 7 GLU A 181 GLU A 217 HIS A 220 ASP A 245 SITE 2 CAA 7 ASP A 255 ASP A 257 ASP A 287 SITE 1 CAB 7 GLU B 181 GLU B 217 HIS B 220 ASP B 245 SITE 2 CAB 7 ASP B 255 ASP B 257 ASP B 287 SITE 1 AC1 5 GLU A 181 GLU A 217 ASP A 245 ASP A 287 SITE 2 AC1 5 HOH A 391 SITE 1 AC2 6 GLU A 217 HIS A 220 ASN A 247 ASP A 255 SITE 2 AC2 6 ASP A 257 HOH A 392 SITE 1 AC3 5 GLU B 181 GLU B 217 ASP B 245 ASP B 287 SITE 2 AC3 5 HOH B 391 SITE 1 AC4 5 GLU B 217 HIS B 220 ASP B 255 ASP B 257 SITE 2 AC4 5 HOH B 392 CRYST1 137.650 137.650 132.200 90.00 90.00 90.00 P 41 21 2 16 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 0.007265 0.000000 0.000000 0.00000 SCALE2 0.000000 0.007265 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007564 0.00000 MTRIX1 1 -0.897000 -0.101000 -0.430000 69.23900 1 MTRIX2 1 -0.104000 -0.899000 0.426000 69.25000 1 MTRIX3 1 -0.430000 0.427000 0.796000 0.17700 1