HEADER HYDROLASE 31-JAN-14 4COT TITLE THE IMPORTANCE OF THE ABN2 CALCIUM CLUSTER IN THE ENDO-1,5- TITLE 2 ARABINANASE ACTIVITY FROM BACILLUS SUBTILIS COMPND MOL_ID: 1; COMPND 2 MOLECULE: EXTRACELLULAR ENDO-ALPHA-(1->5)-L-ARABINANASE 2; COMPND 3 CHAIN: A; COMPND 4 EC: 3.2.1.99; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS SUBTILIS; SOURCE 3 ORGANISM_TAXID: 224308; SOURCE 4 STRAIN: 168; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VARIANT: PLYSS; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_VECTOR: PZI39 KEYWDS HYDROLASE, ENDO-ALPHA-L-ARABINANANASE GH43, MUTAGENESIS, CATALYTIC KEYWDS 2 MECHANISM EXPDTA X-RAY DIFFRACTION AUTHOR C.E.MCVEY,M.J.FERREIRA,B.CORREIA,S.LAHIRI,D.DESANCTIS,M.A.CARRONDO, AUTHOR 2 P.F.LINDLEY,I.DE SA-NOGUEIRA,C.M.SOARES,I.BENTO REVDAT 5 20-DEC-23 4COT 1 REMARK LINK REVDAT 4 06-MAR-19 4COT 1 REMARK REVDAT 3 04-JUN-14 4COT 1 JRNL REVDAT 2 26-MAR-14 4COT 1 ATOM HETATM REVDAT 1 05-MAR-14 4COT 0 JRNL AUTH C.E.MCVEY,M.J.FERREIRA,B.CORREIA,S.LAHIRI,D.DE SANCTIS, JRNL AUTH 2 M.A.CARRONDO,P.F.LINDLEY,I.DE SA NOGUEIRA,C.M.SOARES,I.BENTO JRNL TITL THE IMPORTANCE OF THE ABN2 CALCIUM CLUSTER IN THE JRNL TITL 2 ENDO-1,5-ARABINANASE ACTIVITY FROM BACILLUS SUBTILIS. JRNL REF J.BIOL.INORG.CHEM. V. 19 505 2014 JRNL REFN ISSN 0949-8257 JRNL PMID 24549757 JRNL DOI 10.1007/S00775-014-1105-X REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE) 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) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.16 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.5 REMARK 3 NUMBER OF REFLECTIONS : 31847 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.173 REMARK 3 R VALUE (WORKING SET) : 0.171 REMARK 3 FREE R VALUE : 0.214 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1621 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 30.1673 - 4.3460 0.94 2449 160 0.1467 0.1895 REMARK 3 2 4.3460 - 3.4512 0.99 2552 154 0.1500 0.1746 REMARK 3 3 3.4512 - 3.0154 0.99 2570 124 0.1653 0.2229 REMARK 3 4 3.0154 - 2.7399 0.99 2541 153 0.1769 0.2246 REMARK 3 5 2.7399 - 2.5436 0.99 2560 129 0.1912 0.2275 REMARK 3 6 2.5436 - 2.3937 0.99 2576 135 0.1827 0.2453 REMARK 3 7 2.3937 - 2.2739 0.99 2547 134 0.1798 0.2079 REMARK 3 8 2.2739 - 2.1749 0.99 2548 153 0.1873 0.2388 REMARK 3 9 2.1749 - 2.0912 0.99 2569 123 0.1989 0.2627 REMARK 3 10 2.0912 - 2.0191 0.99 2576 116 0.2058 0.2852 REMARK 3 11 2.0191 - 1.9559 0.96 2459 127 0.2038 0.2698 REMARK 3 12 1.9559 - 1.9000 0.88 2279 113 0.2183 0.2649 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) : 0.160 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 23.930 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 23.55 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.13 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 : 0.005 3609 REMARK 3 ANGLE : 0.930 4890 REMARK 3 CHIRALITY : 0.037 500 REMARK 3 PLANARITY : 0.004 637 REMARK 3 DIHEDRAL : 13.879 1321 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 2 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN A AND (RESID 28:350) REMARK 3 ORIGIN FOR THE GROUP (A): 7.3065 3.1760 10.9144 REMARK 3 T TENSOR REMARK 3 T11: 0.1382 T22: 0.1110 REMARK 3 T33: 0.1496 T12: -0.0053 REMARK 3 T13: -0.0303 T23: -0.0060 REMARK 3 L TENSOR REMARK 3 L11: 1.3579 L22: 0.6507 REMARK 3 L33: 0.6608 L12: -0.6416 REMARK 3 L13: -0.6005 L23: -0.0177 REMARK 3 S TENSOR REMARK 3 S11: -0.0026 S12: 0.0266 S13: 0.1338 REMARK 3 S21: 0.0106 S22: 0.0291 S23: -0.1254 REMARK 3 S31: -0.0750 S32: 0.0377 S33: -0.0000 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN A AND (RESID 351:469) REMARK 3 ORIGIN FOR THE GROUP (A): -3.3897 -9.8550 33.0608 REMARK 3 T TENSOR REMARK 3 T11: 0.2405 T22: 0.1685 REMARK 3 T33: -0.5879 T12: 0.2741 REMARK 3 T13: -0.0414 T23: 0.7273 REMARK 3 L TENSOR REMARK 3 L11: 0.3547 L22: 0.0722 REMARK 3 L33: 0.2490 L12: 0.0659 REMARK 3 L13: 0.0355 L23: 0.0484 REMARK 3 S TENSOR REMARK 3 S11: -0.6889 S12: -1.0624 S13: -0.8860 REMARK 3 S21: 0.0408 S22: 0.0003 S23: 0.2842 REMARK 3 S31: 0.2024 S32: 0.1402 S33: -0.5655 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 4COT COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 31-JAN-14. REMARK 100 THE DEPOSITION ID IS D_1290059553. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 110 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-4 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.95 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : IMOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31885 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 30.160 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.7 REMARK 200 DATA REDUNDANCY : 3.100 REMARK 200 R MERGE (I) : 0.05000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 12.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.00 REMARK 200 COMPLETENESS FOR SHELL (%) : 91.6 REMARK 200 DATA REDUNDANCY IN SHELL : 2.60 REMARK 200 R MERGE FOR SHELL (I) : 0.29000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.700 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: PDB ENTRY 2X8F REMARK 200 REMARK 200 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.11 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.12 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: CRYSTALS OF THE H318Q PROTEIN (14 REMARK 280 MG/ML) WERE OBTAINED USING THE VAPOUR DIFFUSION METHOD WITH REMARK 280 CRYSTALLIZATION CONDITIONS 10 MM NICL2;100 MM TRIS-HCL PH 8.5, REMARK 280 AND 20 % PEG 2000 MME., VAPOR DIFFUSION 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 38.27600 REMARK 290 SMTRY3 2 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 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 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 PHE A 2 REMARK 465 ASN A 3 REMARK 465 ARG A 4 REMARK 465 LEU A 5 REMARK 465 PHE A 6 REMARK 465 ARG A 7 REMARK 465 VAL A 8 REMARK 465 CYS A 9 REMARK 465 PHE A 10 REMARK 465 LEU A 11 REMARK 465 ALA A 12 REMARK 465 ALA A 13 REMARK 465 LEU A 14 REMARK 465 ILE A 15 REMARK 465 MET A 16 REMARK 465 ALA A 17 REMARK 465 PHE A 18 REMARK 465 THR A 19 REMARK 465 LEU A 20 REMARK 465 PRO A 21 REMARK 465 ASN A 22 REMARK 465 SER A 23 REMARK 465 VAL A 24 REMARK 465 TYR A 25 REMARK 465 ALA A 26 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 HIS A 409 CG ND1 CD2 CE1 NE2 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 2300 O HOH A 2301 2.14 REMARK 500 O HOH A 2066 O HOH A 2067 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 TRP A 100 -157.18 -100.95 REMARK 500 PRO A 124 42.60 -80.22 REMARK 500 TYR A 189 -144.97 57.85 REMARK 500 SER A 190 -127.21 44.90 REMARK 500 ASN A 425 19.63 -170.22 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A2067 DISTANCE = 6.23 ANGSTROMS REMARK 525 HOH A2093 DISTANCE = 5.81 ANGSTROMS 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 A1470 NI REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 173 NE2 REMARK 620 2 GLN A 318 OE1 171.6 REMARK 620 3 HOH A2017 O 89.6 98.8 REMARK 620 4 HOH A2025 O 99.4 81.7 86.9 REMARK 620 5 HOH A2138 O 87.0 84.7 172.8 87.4 REMARK 620 6 HOH A2139 O 88.8 91.1 86.9 169.7 99.4 REMARK 620 N 1 2 3 4 5 REMARK 700 REMARK 700 SHEET REMARK 700 DETERMINATION METHOD: DSSP REMARK 700 THE SHEETS PRESENTED AS "AF" IN EACH CHAIN ON SHEET RECORDS REMARK 700 BELOW IS ACTUALLY AN 8-STRANDED BARREL THIS IS REPRESENTED BY REMARK 700 A 9-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS REMARK 700 ARE IDENTICAL. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NI A 1470 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRS A 1471 REMARK 999 REMARK 999 SEQUENCE REMARK 999 H318A MUTANT DBREF 4COT A 1 469 UNP B3FRL6 EABN2_BACSU 1 469 SEQADV 4COT GLN A 318 UNP B3FRL6 HIS 318 ENGINEERED MUTATION SEQRES 1 A 469 MET PHE ASN ARG LEU PHE ARG VAL CYS PHE LEU ALA ALA SEQRES 2 A 469 LEU ILE MET ALA PHE THR LEU PRO ASN SER VAL TYR ALA SEQRES 3 A 469 GLN LYS PRO ILE PHE LYS GLU VAL SER VAL HIS ASP PRO SEQRES 4 A 469 SER ILE ILE GLU THR ASN GLY THR PHE TYR VAL PHE GLY SEQRES 5 A 469 SER HIS LEU ALA SER ALA LYS SER ASN ASP LEU MET GLN SEQRES 6 A 469 TRP GLN GLN LEU THR THR SER VAL SER ASN ASP ASN PRO SEQRES 7 A 469 LEU ILE PRO ASN VAL TYR GLU GLU LEU LYS GLU THR PHE SEQRES 8 A 469 GLU TRP ALA GLN SER ASP THR LEU TRP ALA ALA ASP VAL SEQRES 9 A 469 THR GLN LEU ALA ASP GLY LYS TYR TYR MET TYR TYR ASN SEQRES 10 A 469 ALA CYS ARG GLY ASP SER PRO ARG SER ALA MET GLY VAL SEQRES 11 A 469 ALA VAL ALA ASP ASN ILE GLU GLY PRO TYR LYS ASN LYS SEQRES 12 A 469 GLY ILE PHE LEU LYS SER GLY MET GLU GLY THR SER SER SEQRES 13 A 469 ASP GLY THR PRO TYR ASP ALA THR LYS HIS PRO ASN VAL SEQRES 14 A 469 VAL ASP PRO HIS THR PHE PHE ASP LYS ASP GLY LYS LEU SEQRES 15 A 469 TRP MET VAL TYR GLY SER TYR SER GLY GLY ILE PHE ILE SEQRES 16 A 469 LEU GLU MET ASN PRO LYS THR GLY PHE PRO LEU PRO GLY SEQRES 17 A 469 GLN GLY TYR GLY LYS LYS LEU LEU GLY GLY ASN HIS SER SEQRES 18 A 469 ARG ILE GLU GLY PRO TYR VAL LEU TYR ASN PRO ASP THR SEQRES 19 A 469 GLN TYR TYR TYR LEU TYR LEU SER TYR GLY GLY LEU ASP SEQRES 20 A 469 ALA THR GLY GLY TYR ASN ILE ARG VAL ALA ARG SER LYS SEQRES 21 A 469 LYS PRO ASP GLY PRO TYR TYR ASP ALA GLU GLY ASN PRO SEQRES 22 A 469 MET LEU ASP VAL ARG GLY LYS GLY GLY THR PHE PHE ASP SEQRES 23 A 469 ASP ARG SER ILE GLU PRO TYR GLY VAL LYS LEU MET GLY SEQRES 24 A 469 SER TYR THR PHE GLU THR GLU ASN GLU LYS GLY THR GLY SEQRES 25 A 469 TYR VAL SER PRO GLY GLN ASN SER ALA TYR TYR ASP GLU SEQRES 26 A 469 LYS THR GLY ARG SER TYR LEU ILE PHE HIS THR ARG PHE SEQRES 27 A 469 PRO GLY ARG GLY GLU GLU HIS GLU VAL ARG VAL HIS GLN SEQRES 28 A 469 LEU PHE MET ASN LYS ASP GLY TRP PRO VAL ALA ALA PRO SEQRES 29 A 469 TYR ARG TYR ALA GLY GLU THR LEU LYS GLU VAL LYS GLN SEQRES 30 A 469 LYS ASP ILE THR GLY THR TYR LYS LEU ILE GLN HIS GLY SEQRES 31 A 469 LYS ASP ILE SER ALA ASP ILE LYS GLN THR ILE ASN ILE SEQRES 32 A 469 GLN LEU ASN LYS ASN HIS THR ILE SER GLY GLU MET THR SEQRES 33 A 469 GLY THR TRP ARG LYS THR GLY LYS ASN THR ALA ASP ILE SEQRES 34 A 469 THR LEU ALA GLY LYS LYS TYR ASN GLY VAL PHE LEU ARG SEQRES 35 A 469 GLN TRP ASP SER VAL ARG GLU LYS ASN VAL MET THR PHE SEQRES 36 A 469 SER VAL LEU ASN THR SER GLY GLU ALA VAL TRP GLY SER SEQRES 37 A 469 LYS HET NI A1470 1 HET TRS A1471 20 HETNAM NI NICKEL (II) ION HETNAM TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL HETSYN TRS TRIS BUFFER FORMUL 2 NI NI 2+ FORMUL 3 TRS C4 H12 N O3 1+ FORMUL 4 HOH *306(H2 O) HELIX 1 1 SER A 53 LEU A 55 5 3 HELIX 2 2 ASN A 82 LEU A 87 1 6 HELIX 3 3 LEU A 87 GLN A 95 1 9 HELIX 4 4 MET A 274 VAL A 277 5 4 HELIX 5 5 ASP A 286 GLU A 291 1 6 HELIX 6 6 LYS A 376 THR A 381 1 6 SHEET 1 AA 4 SER A 40 THR A 44 0 SHEET 2 AA 4 THR A 47 PHE A 51 -1 O THR A 47 N THR A 44 SHEET 3 AA 4 SER A 57 SER A 60 -1 O ALA A 58 N VAL A 50 SHEET 4 AA 4 TRP A 66 THR A 70 -1 O GLN A 67 N LYS A 59 SHEET 1 AB 4 ASP A 103 GLN A 106 0 SHEET 2 AB 4 TYR A 112 CYS A 119 -1 O TYR A 113 N THR A 105 SHEET 3 AB 4 SER A 126 ALA A 133 -1 O ALA A 127 N ALA A 118 SHEET 4 AB 4 LYS A 141 SER A 149 -1 O LYS A 141 N VAL A 132 SHEET 1 AC 4 HIS A 173 PHE A 176 0 SHEET 2 AC 4 LEU A 182 TYR A 186 -1 O TRP A 183 N PHE A 175 SHEET 3 AC 4 ILE A 193 MET A 198 -1 O PHE A 194 N TYR A 186 SHEET 4 AC 4 LYS A 213 LEU A 216 -1 O LYS A 213 N ILE A 195 SHEET 1 AD 4 ILE A 223 ASN A 231 0 SHEET 2 AD 4 TYR A 236 TYR A 243 -1 O TYR A 236 N ASN A 231 SHEET 3 AD 4 ASN A 253 SER A 259 -1 O ASN A 253 N TYR A 243 SHEET 4 AD 4 VAL A 295 MET A 298 -1 O VAL A 295 N VAL A 256 SHEET 1 AE 5 TYR A 301 THR A 302 0 SHEET 2 AE 5 GLY A 312 TYR A 323 -1 O TYR A 313 N TYR A 301 SHEET 3 AE 5 SER A 330 ARG A 337 -1 O TYR A 331 N TYR A 322 SHEET 4 AE 5 GLU A 346 MET A 354 -1 O GLU A 346 N THR A 336 SHEET 5 AE 5 PRO A 360 ALA A 362 -1 O VAL A 361 N PHE A 353 SHEET 1 AF 9 GLY A 382 GLN A 388 0 SHEET 2 AF 9 ILE A 401 LEU A 405 -1 O ILE A 401 N LEU A 386 SHEET 3 AF 9 THR A 410 GLY A 413 -1 O SER A 412 N GLN A 404 SHEET 4 AF 9 GLY A 417 THR A 422 -1 O GLY A 417 N ILE A 411 SHEET 5 AF 9 THR A 426 LEU A 431 -1 O THR A 426 N THR A 422 SHEET 6 AF 9 LYS A 434 ASP A 445 -1 O LYS A 434 N LEU A 431 SHEET 7 AF 9 LYS A 450 ASN A 459 -1 O LYS A 450 N ASP A 445 SHEET 8 AF 9 ALA A 464 SER A 468 -1 O VAL A 465 N VAL A 457 SHEET 9 AF 9 GLY A 382 GLN A 388 -1 O LYS A 385 N SER A 468 LINK NE2 HIS A 173 NI NI A1470 1555 1555 2.11 LINK OE1 GLN A 318 NI NI A1470 1555 1555 2.22 LINK NI NI A1470 O HOH A2017 1555 1555 2.34 LINK NI NI A1470 O HOH A2025 1555 1555 2.03 LINK NI NI A1470 O HOH A2138 1555 1555 2.05 LINK NI NI A1470 O HOH A2139 1555 1555 1.80 CISPEP 1 GLY A 138 PRO A 139 0 0.77 CISPEP 2 GLY A 264 PRO A 265 0 5.25 SITE 1 AC1 6 HIS A 173 GLN A 318 HOH A2017 HOH A2025 SITE 2 AC1 6 HOH A2138 HOH A2139 SITE 1 AC2 10 HIS A 37 ASP A 38 TRP A 100 VAL A 170 SITE 2 AC2 10 ASP A 171 GLU A 224 LEU A 246 GLN A 318 SITE 3 AC2 10 HOH A2018 HOH A2305 CRYST1 51.190 76.552 58.073 90.00 112.60 90.00 P 1 21 1 2 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 0.019535 0.000000 0.008132 0.00000 SCALE2 0.000000 0.013063 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018652 0.00000