HEADER ISOMERASE 25-NOV-24 9EIF TITLE A BROAD-SUBSTRATE SPECTRUM LACTATE RACEMASE A FROM ISOSPHAERA PALLIDA TITLE 2 IN COMPLEX WITH D-2-HYDROXYISOVALERATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: A BROAD-SUBSTRATE SPECTRUM LACTATE RACEMASE A; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ISOSPHAERA PALLIDA; SOURCE 3 ORGANISM_TAXID: 128; SOURCE 4 GENE: ISOP_3476; SOURCE 5 EXPRESSION_SYSTEM: LACTOCOCCUS LACTIS; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 1358; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: NZ3900 KEYWDS CATALYTIC ACTIVITY, ISOMERASE ACTIVITY, RACEMASE AND EPIMERASE KEYWDS 2 ACTIVITY RACEMASE ACTING ON HYDROXY ACIDS AND DERIVATIVES, ISOMERASE EXPDTA X-RAY DIFFRACTION AUTHOR S.GATREDDI,R.P.HAUSINGER,J.HU REVDAT 1 29-JAN-25 9EIF 0 JRNL AUTH S.GATREDDI,J.URDIAIN-ARRAIZA,B.DESGUIN,R.P.HAUSINGER,J.HU JRNL TITL STRUCTURAL BASIS FOR CATALYSIS AND SUBSTRATE SPECIFICITY OF JRNL TITL 2 A LARA RACEMASE WITH A BROAD SUBSTRATE SPECTRUM. JRNL REF BIORXIV 2024 JRNL REFN ISSN 2692-8205 JRNL PMID 39651260 JRNL DOI 10.1101/2024.11.28.625916 REMARK 2 REMARK 2 RESOLUTION. 1.65 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.18.2_3874: ???) 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) : 1.65 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.71 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 3 NUMBER OF REFLECTIONS : 100303 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.167 REMARK 3 R VALUE (WORKING SET) : 0.166 REMARK 3 FREE R VALUE : 0.191 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.150 REMARK 3 FREE R VALUE TEST SET COUNT : 10039 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 29.7100 - 5.1200 1.00 6136 396 0.1603 0.1676 REMARK 3 2 5.1200 - 4.0700 1.00 6264 304 0.1319 0.1424 REMARK 3 3 4.0700 - 3.5500 1.00 6316 262 0.1391 0.1541 REMARK 3 4 3.5500 - 3.2300 1.00 6212 340 0.1538 0.1618 REMARK 3 5 3.2300 - 3.0000 1.00 6152 376 0.1628 0.1930 REMARK 3 6 3.0000 - 2.8200 1.00 6167 397 0.1619 0.1748 REMARK 3 7 2.8200 - 2.6800 1.00 6226 330 0.1555 0.1819 REMARK 3 8 2.6800 - 2.5600 1.00 6228 359 0.1546 0.1786 REMARK 3 9 2.5600 - 2.4600 0.99 6180 329 0.1534 0.1886 REMARK 3 10 2.4600 - 2.3800 1.00 6150 379 0.1558 0.2061 REMARK 3 11 2.3800 - 2.3000 1.00 6283 348 0.1572 0.1951 REMARK 3 12 2.3000 - 2.2400 0.99 6145 324 0.1591 0.1860 REMARK 3 13 2.2400 - 2.1800 1.00 6248 294 0.1597 0.1915 REMARK 3 14 2.1800 - 2.1300 0.99 6127 360 0.1568 0.2031 REMARK 3 15 2.1300 - 2.0800 1.00 6196 332 0.1600 0.1958 REMARK 3 16 2.0800 - 2.0300 0.98 6146 321 0.1667 0.2001 REMARK 3 17 2.0300 - 1.9900 1.00 6328 300 0.1650 0.2198 REMARK 3 18 1.9900 - 1.9600 0.99 6068 356 0.1702 0.2004 REMARK 3 19 1.9600 - 1.9200 0.99 6210 339 0.1800 0.2144 REMARK 3 20 1.9200 - 1.8900 1.00 6105 393 0.1893 0.2049 REMARK 3 21 1.8900 - 1.8600 0.97 6143 308 0.1896 0.2208 REMARK 3 22 1.8600 - 1.8300 1.00 6204 313 0.1979 0.2133 REMARK 3 23 1.8300 - 1.8000 0.99 6160 333 0.2034 0.2277 REMARK 3 24 1.8000 - 1.7800 0.98 6189 334 0.2130 0.2742 REMARK 3 25 1.7800 - 1.7500 1.00 6143 310 0.2214 0.2430 REMARK 3 26 1.7500 - 1.7300 0.98 6072 355 0.2283 0.2381 REMARK 3 27 1.7300 - 1.7100 0.98 6177 279 0.2431 0.2469 REMARK 3 28 1.7100 - 1.6900 0.99 6105 306 0.2471 0.2984 REMARK 3 29 1.6900 - 1.6700 0.99 6241 332 0.2550 0.2765 REMARK 3 30 1.6700 - 1.6500 0.92 5721 330 0.2589 0.2928 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL 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) : 0.170 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 18.270 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 : 0.007 6694 REMARK 3 ANGLE : 1.015 9187 REMARK 3 CHIRALITY : 0.067 1096 REMARK 3 PLANARITY : 0.007 1189 REMARK 3 DIHEDRAL : 14.891 957 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 9EIF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-DEC-24. REMARK 100 THE DEPOSITION ID IS D_1000290542. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-MAY-24 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 : NSLS-II REMARK 200 BEAMLINE : 17-ID-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97934 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 100330 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.650 REMARK 200 RESOLUTION RANGE LOW (A) : 29.710 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 200 DATA REDUNDANCY : 6.900 REMARK 200 R MERGE (I) : 0.11800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.65 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.68 REMARK 200 COMPLETENESS FOR SHELL (%) : 93.4 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.71600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.600 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 (%): 44.85 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.23 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M IMIDAZOLE/MES MONOHYDRATE, PH REMARK 280 6.5, 20 % PEG 500 MME, 20% PEG 20,000, AND 120 MM EACH OF REMARK 280 MONOSACCHARIDES (D-GLUCOSE, D-MANNOSE, D-GALACTOSE, L-FUCOSE, D- REMARK 280 XYLOSE AND N-ACETYL-D-GLUCOSAMINE), AND 3 MM D-2- REMARK 280 HYDROXYISOVALERIC ACID (PH ADJUSTED WITH 95 MM NAOH, PH ~7-8), REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 294K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 22.62300 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 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 LEU B 427 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ARG A 3 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 59 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 122 CG CD OE1 OE2 REMARK 470 ARG A 125 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 128 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 333 CG CD OE1 OE2 REMARK 470 GLU A 334 CG CD OE1 OE2 REMARK 470 ARG A 369 NE CZ NH1 NH2 REMARK 470 GLU A 402 CG CD OE1 OE2 REMARK 470 GLU A 407 CG CD OE1 OE2 REMARK 470 THR A 426 OG1 CG2 REMARK 470 ARG B 3 CG CD NE CZ NH1 NH2 REMARK 470 ARG B 29 CG CD NE CZ NH1 NH2 REMARK 470 GLU B 47 CG CD OE1 OE2 REMARK 470 ARG B 62 CG CD NE CZ NH1 NH2 REMARK 470 ARG B 86 CG CD NE CZ NH1 NH2 REMARK 470 GLN B 96 CG CD OE1 NE2 REMARK 470 GLU B 121 CD OE1 OE2 REMARK 470 GLU B 122 CG CD OE1 OE2 REMARK 470 ARG B 125 CG CD NE CZ NH1 NH2 REMARK 470 GLU B 215 CG CD OE1 OE2 REMARK 470 LYS B 270 CG CD CE NZ REMARK 470 ASP B 424 CG OD1 OD2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 LEU A 57 CA - CB - CG ANGL. DEV. = 15.0 DEGREES 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 TYR A 8 106.76 -168.12 REMARK 500 PRO A 74 49.41 -79.40 REMARK 500 SER A 120 148.38 83.76 REMARK 500 LEU A 214 -73.19 -113.36 REMARK 500 TYR B 8 106.47 -164.10 REMARK 500 PRO B 74 48.69 -78.77 REMARK 500 SER B 120 145.01 85.29 REMARK 500 LEU B 214 -70.24 -113.72 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 NI A 506 NI REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 199 NE2 REMARK 620 2 HIS A 199 NE2 8.8 REMARK 620 3 4EY A 501 S7 92.8 92.2 REMARK 620 4 4EY A 501 S2 93.3 93.9 173.9 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NI B 503 NI REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 199 NE2 REMARK 620 2 HIS B 199 NE2 8.9 REMARK 620 3 4EY B 501 S7 90.4 94.1 REMARK 620 4 4EY B 501 S2 96.2 92.4 173.4 REMARK 620 N 1 2 3 DBREF 9EIF A 3 427 UNP E8QWZ4 E8QWZ4_ISOPI 2 426 DBREF 9EIF B 3 427 UNP E8QWZ4 E8QWZ4_ISOPI 2 426 SEQRES 1 A 425 ARG VAL THR LEU ASP TYR GLY LYS THR GLY LEU ASN VAL SEQRES 2 A 425 ASP LEU PRO ASP ASP ARG THR LEU PRO PRO LEU THR ILE SEQRES 3 A 425 ARG PRO ALA PRO PRO LEU ASP ASP PRO GLU ALA GLU VAL SEQRES 4 A 425 VAL ARG CYS LEU ALA GLU PRO ILE GLY SER PRO PRO LEU SEQRES 5 A 425 LEU ASP LEU ALA ARG GLY LYS ARG SER ALA CYS ILE LEU SEQRES 6 A 425 VAL CYS ASP ILE THR ARG PRO VAL PRO ASN PRO VAL LEU SEQRES 7 A 425 LEU ARG PRO ILE LEU ARG THR LEU HIS ALA ALA GLY LEU SEQRES 8 A 425 ALA THR GLN ASP ILE LEU ILE LEU VAL ALA THR GLY LEU SEQRES 9 A 425 HIS ARG PRO SER THR PRO ALA GLU LYS VAL GLU MET LEU SEQRES 10 A 425 SER GLU GLU ILE ALA ARG THR TYR ARG VAL GLU ASP HIS SEQRES 11 A 425 TYR GLY THR ARG LEU GLU GLU HIS THR TYR LEU GLY THR SEQRES 12 A 425 THR PRO ASN GLY VAL PRO ALA TRP ILE ASP SER ARG TYR SEQRES 13 A 425 VAL GLN ALA ASP LEU LYS ILE ALA THR GLY LEU ILE GLU SEQRES 14 A 425 PRO HIS LEU MET ALA GLY TYR SER GLY GLY ARG LYS LEU SEQRES 15 A 425 ILE CYS PRO GLY ILE ALA ALA PHE GLU THR VAL LYS LEU SEQRES 16 A 425 TRP HIS GLY PRO ARG PHE LEU GLU HIS PRO LEU ALA ASP SEQRES 17 A 425 CYS GLY PHE LEU GLU GLY ASN PRO VAL HIS GLU GLU ASN SEQRES 18 A 425 THR ARG ILE ALA ARG MET ALA GLY CYS ASP PHE ILE VAL SEQRES 19 A 425 ASN VAL THR LEU ASP GLY ALA ARG ARG ILE THR SER VAL SEQRES 20 A 425 VAL ALA GLY ASP MET GLU GLN ALA PHE LEU LYS GLY VAL SEQRES 21 A 425 ALA PHE VAL GLU THR VAL VAL LYS ALA ALA VAL PRO ALA SEQRES 22 A 425 PRO VAL ASP VAL VAL VAL THR SER SER ALA GLY HIS PRO SEQRES 23 A 425 LEU ASP LEU THR PHE TYR GLN ALA VAL LYS GLY LEU THR SEQRES 24 A 425 GLY ALA LEU PRO ILE VAL LYS PRO GLY GLY THR ILE VAL SEQRES 25 A 425 ILE ALA ALA ALA LEU ALA GLU GLY LEU GLY SER PRO GLU SEQRES 26 A 425 PHE GLN SER LEU PHE GLU GLU HIS PRO THR LEU GLU GLY SEQRES 27 A 425 PHE MET GLU ALA ILE LEU LYS GLU GLU SER PHE THR VAL SEQRES 28 A 425 ASP GLN TRP GLN LEU GLU GLU LEU ALA LYS VAL ARG ARG SEQRES 29 A 425 LYS ALA ARG VAL LYS PHE VAL SER ASP GLY VAL PRO ALA SEQRES 30 A 425 ALA VAL LEU SER ARG CYS HIS VAL GLU PRO VAL ALA THR SEQRES 31 A 425 VAL GLU LEU ALA VAL ALA GLN ALA LEU GLU GLN TYR GLY SEQRES 32 A 425 PRO GLU ALA ARG VAL ALA VAL ILE PRO LYS GLY PRO TYR SEQRES 33 A 425 VAL LEU PRO VAL VAL ASP PRO THR LEU SEQRES 1 B 425 ARG VAL THR LEU ASP TYR GLY LYS THR GLY LEU ASN VAL SEQRES 2 B 425 ASP LEU PRO ASP ASP ARG THR LEU PRO PRO LEU THR ILE SEQRES 3 B 425 ARG PRO ALA PRO PRO LEU ASP ASP PRO GLU ALA GLU VAL SEQRES 4 B 425 VAL ARG CYS LEU ALA GLU PRO ILE GLY SER PRO PRO LEU SEQRES 5 B 425 LEU ASP LEU ALA ARG GLY LYS ARG SER ALA CYS ILE LEU SEQRES 6 B 425 VAL CYS ASP ILE THR ARG PRO VAL PRO ASN PRO VAL LEU SEQRES 7 B 425 LEU ARG PRO ILE LEU ARG THR LEU HIS ALA ALA GLY LEU SEQRES 8 B 425 ALA THR GLN ASP ILE LEU ILE LEU VAL ALA THR GLY LEU SEQRES 9 B 425 HIS ARG PRO SER THR PRO ALA GLU LYS VAL GLU MET LEU SEQRES 10 B 425 SER GLU GLU ILE ALA ARG THR TYR ARG VAL GLU ASP HIS SEQRES 11 B 425 TYR GLY THR ARG LEU GLU GLU HIS THR TYR LEU GLY THR SEQRES 12 B 425 THR PRO ASN GLY VAL PRO ALA TRP ILE ASP SER ARG TYR SEQRES 13 B 425 VAL GLN ALA ASP LEU LYS ILE ALA THR GLY LEU ILE GLU SEQRES 14 B 425 PRO HIS LEU MET ALA GLY TYR SER GLY GLY ARG LYS LEU SEQRES 15 B 425 ILE CYS PRO GLY ILE ALA ALA PHE GLU THR VAL LYS LEU SEQRES 16 B 425 TRP HIS GLY PRO ARG PHE LEU GLU HIS PRO LEU ALA ASP SEQRES 17 B 425 CYS GLY PHE LEU GLU GLY ASN PRO VAL HIS GLU GLU ASN SEQRES 18 B 425 THR ARG ILE ALA ARG MET ALA GLY CYS ASP PHE ILE VAL SEQRES 19 B 425 ASN VAL THR LEU ASP GLY ALA ARG ARG ILE THR SER VAL SEQRES 20 B 425 VAL ALA GLY ASP MET GLU GLN ALA PHE LEU LYS GLY VAL SEQRES 21 B 425 ALA PHE VAL GLU THR VAL VAL LYS ALA ALA VAL PRO ALA SEQRES 22 B 425 PRO VAL ASP VAL VAL VAL THR SER SER ALA GLY HIS PRO SEQRES 23 B 425 LEU ASP LEU THR PHE TYR GLN ALA VAL LYS GLY LEU THR SEQRES 24 B 425 GLY ALA LEU PRO ILE VAL LYS PRO GLY GLY THR ILE VAL SEQRES 25 B 425 ILE ALA ALA ALA LEU ALA GLU GLY LEU GLY SER PRO GLU SEQRES 26 B 425 PHE GLN SER LEU PHE GLU GLU HIS PRO THR LEU GLU GLY SEQRES 27 B 425 PHE MET GLU ALA ILE LEU LYS GLU GLU SER PHE THR VAL SEQRES 28 B 425 ASP GLN TRP GLN LEU GLU GLU LEU ALA LYS VAL ARG ARG SEQRES 29 B 425 LYS ALA ARG VAL LYS PHE VAL SER ASP GLY VAL PRO ALA SEQRES 30 B 425 ALA VAL LEU SER ARG CYS HIS VAL GLU PRO VAL ALA THR SEQRES 31 B 425 VAL GLU LEU ALA VAL ALA GLN ALA LEU GLU GLN TYR GLY SEQRES 32 B 425 PRO GLU ALA ARG VAL ALA VAL ILE PRO LYS GLY PRO TYR SEQRES 33 B 425 VAL LEU PRO VAL VAL ASP PRO THR LEU HET 4EY A 501 24 HET PGE A 502 10 HET PEG A 503 7 HET VAD A 504 8 HET PEG A 505 7 HET NI A 506 1 HET 4EY B 501 24 HET VAD B 502 8 HET NI B 503 1 HETNAM 4EY 3-METHANETHIOYL-1-(5-O-PHOSPHONO-BETA-D-RIBOFURANOSYL)- HETNAM 2 4EY 5-(SULFANYLCARBONYL)PYRIDIN-1-IUM HETNAM PGE TRIETHYLENE GLYCOL HETNAM PEG DI(HYDROXYETHYL)ETHER HETNAM VAD DEAMINOHYDROXYVALINE HETNAM NI NICKEL (II) ION HETSYN 4EY DITHIODINICOTINIC ACID MONONUCLEOTIDE FORMUL 3 4EY 2(C12 H15 N O8 P S2 1+) FORMUL 4 PGE C6 H14 O4 FORMUL 5 PEG 2(C4 H10 O3) FORMUL 6 VAD 2(C5 H10 O3) FORMUL 8 NI 2(NI 2+) FORMUL 12 HOH *635(H2 O) HELIX 1 AA1 ASP A 36 GLU A 47 1 12 HELIX 2 AA2 PRO A 53 ARG A 59 1 7 HELIX 3 AA3 PRO A 76 ALA A 91 1 16 HELIX 4 AA4 ALA A 94 GLN A 96 5 3 HELIX 5 AA5 THR A 111 SER A 120 1 10 HELIX 6 AA6 SER A 120 TYR A 127 1 8 HELIX 7 AA7 ARG A 136 GLU A 138 5 3 HELIX 8 AA8 SER A 156 GLN A 160 1 5 HELIX 9 AA9 GLY A 180 ILE A 185 5 6 HELIX 10 AB1 ALA A 191 HIS A 199 1 9 HELIX 11 AB2 GLY A 200 GLU A 205 1 6 HELIX 12 AB3 ASN A 217 GLY A 231 1 15 HELIX 13 AB4 ASP A 253 VAL A 269 1 17 HELIX 14 AB5 PRO A 288 LEU A 291 5 4 HELIX 15 AB6 THR A 292 LEU A 304 1 13 HELIX 16 AB7 SER A 325 HIS A 335 1 11 HELIX 17 AB8 THR A 337 GLU A 348 1 12 HELIX 18 AB9 ASP A 354 ALA A 368 1 15 HELIX 19 AC1 PRO A 378 SER A 383 1 6 HELIX 20 AC2 ARG A 384 HIS A 386 5 3 HELIX 21 AC3 THR A 392 GLY A 405 1 14 HELIX 22 AC4 LYS A 415 VAL A 419 5 5 HELIX 23 AC5 ASP B 36 GLU B 47 1 12 HELIX 24 AC6 PRO B 53 ARG B 59 1 7 HELIX 25 AC7 PRO B 76 ALA B 91 1 16 HELIX 26 AC8 ALA B 94 GLN B 96 5 3 HELIX 27 AC9 THR B 111 SER B 120 1 10 HELIX 28 AD1 SER B 120 TYR B 127 1 8 HELIX 29 AD2 ARG B 136 GLU B 138 5 3 HELIX 30 AD3 SER B 156 GLN B 160 1 5 HELIX 31 AD4 GLY B 180 ILE B 185 5 6 HELIX 32 AD5 ALA B 191 HIS B 199 1 9 HELIX 33 AD6 GLY B 200 GLU B 205 1 6 HELIX 34 AD7 ASN B 217 GLY B 231 1 15 HELIX 35 AD8 GLU B 255 VAL B 269 1 15 HELIX 36 AD9 PRO B 288 LEU B 291 5 4 HELIX 37 AE1 THR B 292 LEU B 304 1 13 HELIX 38 AE2 SER B 325 HIS B 335 1 11 HELIX 39 AE3 THR B 337 LYS B 347 1 11 HELIX 40 AE4 ASP B 354 ARG B 366 1 13 HELIX 41 AE5 PRO B 378 SER B 383 1 6 HELIX 42 AE6 THR B 392 GLY B 405 1 14 HELIX 43 AE7 LYS B 415 VAL B 419 5 5 SHEET 1 AA1 2 VAL A 4 LEU A 6 0 SHEET 2 AA1 2 LEU A 13 VAL A 15 -1 O VAL A 15 N VAL A 4 SHEET 1 AA2 6 ARG A 128 ASP A 131 0 SHEET 2 AA2 6 ILE A 98 ALA A 103 1 N VAL A 102 O GLU A 130 SHEET 3 AA2 6 ALA A 64 CYS A 69 1 N VAL A 68 O ALA A 103 SHEET 4 AA2 6 LEU A 163 LEU A 169 1 O ILE A 165 N LEU A 67 SHEET 5 AA2 6 PHE A 234 LEU A 240 1 O PHE A 234 N ALA A 166 SHEET 6 AA2 6 ILE A 246 GLY A 252 -1 O VAL A 250 N ASN A 237 SHEET 1 AA3 2 HIS A 140 THR A 145 0 SHEET 2 AA3 2 PRO A 151 ASP A 155 -1 O ALA A 152 N GLY A 144 SHEET 1 AA4 2 PRO A 172 HIS A 173 0 SHEET 2 AA4 2 GLY A 177 TYR A 178 -1 O GLY A 177 N HIS A 173 SHEET 1 AA5 2 LYS A 270 VAL A 273 0 SHEET 2 AA5 2 LEU A 420 VAL A 423 1 O VAL A 422 N ALA A 271 SHEET 1 AA6 5 GLU A 388 PRO A 389 0 SHEET 2 AA6 5 ARG A 369 VAL A 373 1 N PHE A 372 O GLU A 388 SHEET 3 AA6 5 VAL A 307 ALA A 316 1 N ILE A 315 O VAL A 373 SHEET 4 AA6 5 VAL A 277 SER A 283 1 N VAL A 280 O VAL A 314 SHEET 5 AA6 5 VAL A 410 ILE A 413 1 O ALA A 411 N VAL A 281 SHEET 1 AA7 2 VAL B 4 LEU B 6 0 SHEET 2 AA7 2 LEU B 13 VAL B 15 -1 O VAL B 15 N VAL B 4 SHEET 1 AA8 6 ARG B 128 ASP B 131 0 SHEET 2 AA8 6 ILE B 98 ALA B 103 1 N VAL B 102 O GLU B 130 SHEET 3 AA8 6 ALA B 64 CYS B 69 1 N VAL B 68 O ALA B 103 SHEET 4 AA8 6 LEU B 163 LEU B 169 1 O ILE B 165 N LEU B 67 SHEET 5 AA8 6 PHE B 234 LEU B 240 1 O PHE B 234 N ALA B 166 SHEET 6 AA8 6 ILE B 246 GLY B 252 -1 O VAL B 250 N ASN B 237 SHEET 1 AA9 2 HIS B 140 THR B 145 0 SHEET 2 AA9 2 PRO B 151 ASP B 155 -1 O ALA B 152 N GLY B 144 SHEET 1 AB1 2 PRO B 172 HIS B 173 0 SHEET 2 AB1 2 GLY B 177 TYR B 178 -1 O GLY B 177 N HIS B 173 SHEET 1 AB2 2 LYS B 270 VAL B 273 0 SHEET 2 AB2 2 LEU B 420 VAL B 423 1 O VAL B 422 N ALA B 271 SHEET 1 AB3 5 GLU B 388 PRO B 389 0 SHEET 2 AB3 5 ARG B 369 VAL B 373 1 N VAL B 370 O GLU B 388 SHEET 3 AB3 5 VAL B 307 ALA B 316 1 N ILE B 313 O ARG B 369 SHEET 4 AB3 5 VAL B 277 SER B 283 1 N VAL B 280 O VAL B 314 SHEET 5 AB3 5 VAL B 410 ILE B 413 1 O ALA B 411 N VAL B 281 LINK NZ LYS A 183 C7 4EY A 501 1555 1555 1.43 LINK NZ LYS B 183 C7 4EY B 501 1555 1555 1.43 LINK NE2AHIS A 199 NI NI A 506 1555 1555 2.12 LINK NE2BHIS A 199 NI NI A 506 1555 1555 2.10 LINK S7 4EY A 501 NI NI A 506 1555 1555 2.19 LINK S2 4EY A 501 NI NI A 506 1555 1555 2.19 LINK NE2AHIS B 199 NI NI B 503 1555 1555 2.09 LINK NE2BHIS B 199 NI NI B 503 1555 1555 2.10 LINK S7 4EY B 501 NI NI B 503 1555 1555 2.21 LINK S2 4EY B 501 NI NI B 503 1555 1555 2.24 CISPEP 1 CYS A 186 PRO A 187 0 14.93 CISPEP 2 HIS A 287 PRO A 288 0 5.96 CISPEP 3 CYS B 186 PRO B 187 0 15.81 CISPEP 4 HIS B 287 PRO B 288 0 9.20 CRYST1 79.024 45.246 118.218 90.00 91.06 90.00 P 1 21 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 0.012654 0.000000 0.000235 0.00000 SCALE2 0.000000 0.022101 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008460 0.00000