HEADER OXYGEN BINDING 17-JAN-13 4IT2 TITLE MN(III)-PPIX BOUND TT H-NOX COMPND MOL_ID: 1; COMPND 2 MOLECULE: METHYL-ACCEPTING CHEMOTAXIS PROTEIN; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: UNP RESIDUES 1-188; COMPND 5 SYNONYM: H-NOX; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CALDANAEROBACTER SUBTERRANEUS SUBSP. SOURCE 3 TENGCONGENSIS; SOURCE 4 ORGANISM_COMMON: THERMOANAEROBACTER TENGCONGENSIS; SOURCE 5 ORGANISM_TAXID: 119072; SOURCE 6 GENE: TAR4, TTE0680; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS O2-SENSING HEME DOMAIN, OXYGEN BINDING EXPDTA X-RAY DIFFRACTION AUTHOR M.B.WINTER,P.J.KLEMM,C.M.PHILLIPS-PIRO,K.M.RAYMOND,M.A.MARLETTA REVDAT 3 20-SEP-23 4IT2 1 REMARK LINK REVDAT 2 20-MAR-13 4IT2 1 JRNL REVDAT 1 27-FEB-13 4IT2 0 JRNL AUTH M.B.WINTER,P.J.KLEMM,C.M.PHILLIPS-PIRO,K.N.RAYMOND, JRNL AUTH 2 M.A.MARLETTA JRNL TITL PORPHYRIN-SUBSTITUTED H-NOX PROTEINS AS HIGH-RELAXIVITY MRI JRNL TITL 2 CONTRAST AGENTS. JRNL REF INORG.CHEM. V. 52 2277 2013 JRNL REFN ISSN 0020-1669 JRNL PMID 23394479 JRNL DOI 10.1021/IC302685H REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.7.3_928) 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) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 33.89 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.6 REMARK 3 NUMBER OF REFLECTIONS : 25228 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.211 REMARK 3 R VALUE (WORKING SET) : 0.209 REMARK 3 FREE R VALUE : 0.245 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.080 REMARK 3 FREE R VALUE TEST SET COUNT : 1281 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 33.8960 - 4.3582 0.95 2673 140 0.2015 0.2155 REMARK 3 2 4.3582 - 3.4603 0.96 2640 154 0.1929 0.2069 REMARK 3 3 3.4603 - 3.0232 1.00 2704 129 0.2091 0.2474 REMARK 3 4 3.0232 - 2.7469 1.00 2755 135 0.2209 0.2922 REMARK 3 5 2.7469 - 2.5501 1.00 2695 159 0.2218 0.2576 REMARK 3 6 2.5501 - 2.3998 1.00 2669 141 0.2233 0.3064 REMARK 3 7 2.3998 - 2.2797 1.00 2716 143 0.2233 0.3142 REMARK 3 8 2.2797 - 2.1804 1.00 2693 159 0.2296 0.3029 REMARK 3 9 2.1804 - 2.0970 0.89 2402 121 0.2355 0.3346 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 : 0.86 REMARK 3 K_SOL : 0.33 REMARK 3 B_SOL : 52.73 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.260 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 26.490 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) : -7.16160 REMARK 3 B22 (A**2) : -2.03260 REMARK 3 B33 (A**2) : 9.19420 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -2.88870 REMARK 3 B23 (A**2) : 0.00000 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 : 0.008 3261 REMARK 3 ANGLE : 1.333 4426 REMARK 3 CHIRALITY : 0.072 446 REMARK 3 PLANARITY : 0.004 549 REMARK 3 DIHEDRAL : 15.947 1226 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 4IT2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-JAN-13. REMARK 100 THE DEPOSITION ID IS D_1000077173. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 08-OCT-11 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 : ALS REMARK 200 BEAMLINE : 8.3.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97 REMARK 200 MONOCHROMATOR : DOUBLE FLAT CRYSTAL, SI(111) 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 : 25232 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.097 REMARK 200 RESOLUTION RANGE LOW (A) : 80.457 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 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) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.14 REMARK 200 COMPLETENESS FOR SHELL (%) : 87.5 REMARK 200 DATA REDUNDANCY IN SHELL : 3.20 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.13000 REMARK 200 FOR SHELL : 10.80 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 1U55 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.63 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.49 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1 UL PROTEIN SOLUTION + 1 UL RESERVOIR REMARK 280 AGAINST 500 UL RESERVOIR (40-42.5% W/V POLYPROPYLENE GLYCOL P400, REMARK 280 0.1 M BIS-TRIS, PH 6.5), VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z REMARK 290 4555 -X+1/2,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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 60.12250 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 22.70800 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 60.12250 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 22.70800 REMARK 290 SMTRY3 4 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 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 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 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 CHC MNH B 202 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 TYR A 185 REMARK 465 LYS A 186 REMARK 465 LYS A 187 REMARK 465 ASN A 188 REMARK 465 LYS B 186 REMARK 465 LYS B 187 REMARK 465 ASN B 188 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 B 326 O HOH B 354 1.86 REMARK 500 OE1 GLU B 65 O HOH B 407 1.88 REMARK 500 N GLY B 111 O HOH B 318 1.93 REMARK 500 O HOH B 328 O HOH B 363 1.95 REMARK 500 O HOH B 359 O HOH B 420 1.96 REMARK 500 NE ARG B 171 O HOH B 353 1.97 REMARK 500 O HOH B 415 O HOH B 424 2.02 REMARK 500 O HOH B 405 O HOH B 410 2.11 REMARK 500 O HOH B 340 O HOH B 347 2.12 REMARK 500 O MET A 96 O HOH A 605 2.13 REMARK 500 NZ LYS A 58 O HOH A 621 2.15 REMARK 500 OG SER A 84 O HOH A 610 2.15 REMARK 500 OE2 GLU B 159 O HOH B 346 2.15 REMARK 500 OD1 ASN A 64 O HOH A 638 2.19 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 MET A 137 57.77 -92.12 REMARK 500 ASP A 167 78.25 44.10 REMARK 500 MET B 137 58.76 -97.57 REMARK 500 ASP B 167 132.98 -27.77 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 MNH A 500 MN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 102 NE2 REMARK 620 2 MNH A 500 NA 112.6 REMARK 620 3 MNH A 500 NB 92.4 90.5 REMARK 620 4 MNH A 500 NC 93.9 153.1 83.4 REMARK 620 5 MNH A 500 ND 111.0 83.7 156.3 91.4 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MNH B 201 MN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 102 NE2 REMARK 620 2 MNH B 201 NA 105.0 REMARK 620 3 MNH B 201 NB 98.7 90.3 REMARK 620 4 MNH B 201 NC 96.7 158.3 85.5 REMARK 620 5 MNH B 201 ND 100.1 85.0 161.2 92.2 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MNH B 202 MN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 PRO B 121 O REMARK 620 2 MNH B 202 NA 90.2 REMARK 620 3 MNH B 202 NB 82.8 91.1 REMARK 620 4 MNH B 202 NC 88.5 178.7 88.8 REMARK 620 5 MNH B 202 ND 99.4 86.5 176.8 93.6 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MNH A 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MNH B 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MNH B 202 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1U55 RELATED DB: PDB REMARK 900 WT TT H-NOX REMARK 900 RELATED ID: 1U4H RELATED DB: PDB REMARK 900 WT TT H-NOX REMARK 900 RELATED ID: 1U56 RELATED DB: PDB REMARK 900 WT TT H-NOX REMARK 900 RELATED ID: 3EEE RELATED DB: PDB REMARK 900 P115A TT H-NOX REMARK 900 RELATED ID: 3SJ5 RELATED DB: PDB REMARK 900 I5F TT H-NOX REMARK 900 RELATED ID: 3M0B RELATED DB: PDB REMARK 900 RU-PORPHYRIN CONTAINING H-NOX DBREF 4IT2 A 1 188 UNP Q8RBX6 Q8RBX6_THETN 1 188 DBREF 4IT2 B 1 188 UNP Q8RBX6 Q8RBX6_THETN 1 188 SEQRES 1 A 188 MET LYS GLY THR ILE VAL GLY THR TRP ILE LYS THR LEU SEQRES 2 A 188 ARG ASP LEU TYR GLY ASN ASP VAL VAL ASP GLU SER LEU SEQRES 3 A 188 LYS SER VAL GLY TRP GLU PRO ASP ARG VAL ILE THR PRO SEQRES 4 A 188 LEU GLU ASP ILE ASP ASP ASP GLU VAL ARG ARG ILE PHE SEQRES 5 A 188 ALA LYS VAL SER GLU LYS THR GLY LYS ASN VAL ASN GLU SEQRES 6 A 188 ILE TRP ARG GLU VAL GLY ARG GLN ASN ILE LYS THR PHE SEQRES 7 A 188 SER GLU TRP PHE PRO SER TYR PHE ALA GLY ARG ARG LEU SEQRES 8 A 188 VAL ASN PHE LEU MET MET MET ASP GLU VAL HIS LEU GLN SEQRES 9 A 188 LEU THR LYS MET ILE LYS GLY ALA THR PRO PRO ARG LEU SEQRES 10 A 188 ILE ALA LYS PRO VAL ALA LYS ASP ALA ILE GLU MET GLU SEQRES 11 A 188 TYR VAL SER LYS ARG LYS MET TYR ASP TYR PHE LEU GLY SEQRES 12 A 188 LEU ILE GLU GLY SER SER LYS PHE PHE LYS GLU GLU ILE SEQRES 13 A 188 SER VAL GLU GLU VAL GLU ARG GLY GLU LYS ASP GLY PHE SEQRES 14 A 188 SER ARG LEU LYS VAL ARG ILE LYS PHE LYS ASN PRO VAL SEQRES 15 A 188 PHE GLU TYR LYS LYS ASN SEQRES 1 B 188 MET LYS GLY THR ILE VAL GLY THR TRP ILE LYS THR LEU SEQRES 2 B 188 ARG ASP LEU TYR GLY ASN ASP VAL VAL ASP GLU SER LEU SEQRES 3 B 188 LYS SER VAL GLY TRP GLU PRO ASP ARG VAL ILE THR PRO SEQRES 4 B 188 LEU GLU ASP ILE ASP ASP ASP GLU VAL ARG ARG ILE PHE SEQRES 5 B 188 ALA LYS VAL SER GLU LYS THR GLY LYS ASN VAL ASN GLU SEQRES 6 B 188 ILE TRP ARG GLU VAL GLY ARG GLN ASN ILE LYS THR PHE SEQRES 7 B 188 SER GLU TRP PHE PRO SER TYR PHE ALA GLY ARG ARG LEU SEQRES 8 B 188 VAL ASN PHE LEU MET MET MET ASP GLU VAL HIS LEU GLN SEQRES 9 B 188 LEU THR LYS MET ILE LYS GLY ALA THR PRO PRO ARG LEU SEQRES 10 B 188 ILE ALA LYS PRO VAL ALA LYS ASP ALA ILE GLU MET GLU SEQRES 11 B 188 TYR VAL SER LYS ARG LYS MET TYR ASP TYR PHE LEU GLY SEQRES 12 B 188 LEU ILE GLU GLY SER SER LYS PHE PHE LYS GLU GLU ILE SEQRES 13 B 188 SER VAL GLU GLU VAL GLU ARG GLY GLU LYS ASP GLY PHE SEQRES 14 B 188 SER ARG LEU LYS VAL ARG ILE LYS PHE LYS ASN PRO VAL SEQRES 15 B 188 PHE GLU TYR LYS LYS ASN HET MNH A 500 43 HET MNH B 201 43 HET MNH B 202 43 HETNAM MNH MANGANESE PROTOPORPHYRIN IX FORMUL 3 MNH 3(C34 H32 MN N4 O4 4+) FORMUL 6 HOH *181(H2 O) HELIX 1 1 LYS A 2 GLY A 18 1 17 HELIX 2 2 GLY A 18 VAL A 29 1 12 HELIX 3 3 ASP A 44 GLY A 60 1 17 HELIX 4 4 ASN A 62 PHE A 82 1 21 HELIX 5 5 PRO A 83 PHE A 86 5 4 HELIX 6 6 ARG A 90 GLN A 104 1 15 HELIX 7 7 MET A 137 LYS A 153 1 17 HELIX 8 8 LYS B 2 GLY B 18 1 17 HELIX 9 9 GLY B 18 VAL B 29 1 12 HELIX 10 10 ASP B 44 GLY B 60 1 17 HELIX 11 11 ASN B 62 PHE B 82 1 21 HELIX 12 12 PRO B 83 PHE B 86 5 4 HELIX 13 13 ARG B 90 LYS B 107 1 18 HELIX 14 14 MET B 137 LYS B 153 1 17 SHEET 1 A 4 ARG A 116 ALA A 123 0 SHEET 2 A 4 ALA A 126 SER A 133 -1 O GLU A 128 N LYS A 120 SHEET 3 A 4 PHE A 169 PHE A 178 -1 O ILE A 176 N ILE A 127 SHEET 4 A 4 ILE A 156 LYS A 166 -1 N GLU A 159 O ARG A 175 SHEET 1 B 4 ALA B 119 ALA B 123 0 SHEET 2 B 4 ALA B 126 SER B 133 -1 O GLU B 128 N LYS B 120 SHEET 3 B 4 PHE B 169 PHE B 178 -1 O VAL B 174 N MET B 129 SHEET 4 B 4 ILE B 156 LYS B 166 -1 N VAL B 161 O LYS B 173 LINK NE2AHIS A 102 MN MNH A 500 1555 1555 2.47 LINK NE2 HIS B 102 MN MNH B 201 1555 1555 2.45 LINK O PRO B 121 MN MNH B 202 1555 1555 2.60 CISPEP 1 ASP B 167 GLY B 168 0 -4.91 SITE 1 AC1 18 MET A 1 LYS A 2 ILE A 5 PHE A 78 SITE 2 AC1 18 TYR A 85 MET A 98 HIS A 102 LEU A 105 SITE 3 AC1 18 THR A 113 PRO A 114 TYR A 131 SER A 133 SITE 4 AC1 18 ARG A 135 MET A 137 TYR A 140 PHE A 141 SITE 5 AC1 18 LEU A 144 ILE A 145 SITE 1 AC2 18 MET B 1 LYS B 2 PHE B 78 TYR B 85 SITE 2 AC2 18 PHE B 86 MET B 98 HIS B 102 THR B 113 SITE 3 AC2 18 PRO B 115 TYR B 131 SER B 133 ARG B 135 SITE 4 AC2 18 MET B 137 TYR B 140 PHE B 141 LEU B 144 SITE 5 AC2 18 HOH B 320 HOH B 325 SITE 1 AC3 9 LYS B 120 PRO B 121 VAL B 122 ALA B 123 SITE 2 AC3 9 LYS B 124 PHE B 183 TYR B 185 HOH B 386 SITE 3 AC3 9 HOH B 395 CRYST1 120.245 45.416 95.743 90.00 122.82 90.00 C 1 2 1 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 0.008316 0.000000 0.005364 0.00000 SCALE2 0.000000 0.022019 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012429 0.00000