HEADER OXYGEN STORAGE/TRANSPORT 10-DEC-03 1RTX TITLE CRYSTAL STRUCTURE OF SYNECHOCYSTIS HEMOGLOBIN WITH A COVALENT HEME TITLE 2 LINKAGE COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYANOGLOBIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: HEMOGLOBIN, HB; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SYNECHOCYSTIS SP.; SOURCE 3 ORGANISM_TAXID: 1148; SOURCE 4 STRAIN: PCC 6803; SOURCE 5 GENE: GLBN, SLR2097; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET28A KEYWDS SYNECHOCYSTIS HEMOGLOBIN, HEXACOORDINATE, HEMICHROME, TRUNCATED, KEYWDS 2 OXYGEN STORAGE-TRANSPORT COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR J.A.HOY,S.KUNDU,J.T.TRENT,S.RAMASWAMY,M.S.HARGROVE REVDAT 4 14-FEB-24 1RTX 1 REMARK LINK REVDAT 3 13-JUL-11 1RTX 1 VERSN REVDAT 2 24-FEB-09 1RTX 1 VERSN REVDAT 1 20-APR-04 1RTX 0 JRNL AUTH J.A.HOY,S.KUNDU,J.T.TRENT,S.RAMASWAMY,M.S.HARGROVE JRNL TITL THE CRYSTAL STRUCTURE OF SYNECHOCYSTIS HEMOGLOBIN WITH A JRNL TITL 2 COVALENT HEME LINKAGE. JRNL REF J.BIOL.CHEM. V. 279 16535 2004 JRNL REFN ISSN 0021-9258 JRNL PMID 14736872 JRNL DOI 10.1074/JBC.M313707200 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.24 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 36.76 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.2 REMARK 3 NUMBER OF REFLECTIONS : 10617 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.218 REMARK 3 R VALUE (WORKING SET) : 0.218 REMARK 3 FREE R VALUE : 0.224 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.800 REMARK 3 FREE R VALUE TEST SET COUNT : 649 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.85 REMARK 3 REFLECTION IN BIN (WORKING SET) : 645 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 78.80 REMARK 3 BIN R VALUE (WORKING SET) : 0.2520 REMARK 3 BIN FREE R VALUE SET COUNT : 35 REMARK 3 BIN FREE R VALUE : 0.3210 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 969 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 51 REMARK 3 SOLVENT ATOMS : 79 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 33.64 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.19000 REMARK 3 B22 (A**2) : -1.45000 REMARK 3 B33 (A**2) : 1.64000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.134 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.936 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.933 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1043 ; 0.012 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1419 ; 3.956 ; 2.012 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 122 ; 5.774 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 144 ; 0.095 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 830 ; 0.011 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 648 ; 0.242 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 73 ; 0.182 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 49 ; 0.213 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 9 ; 0.142 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 608 ; 0.823 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 962 ; 1.469 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 435 ; 2.312 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 457 ; 3.582 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1RTX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-DEC-03. REMARK 100 THE DEPOSITION ID IS D_1000021032. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-DEC-02; 20-JAN-02 REMARK 200 TEMPERATURE (KELVIN) : 100; 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 2 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y; N REMARK 200 RADIATION SOURCE : SSRL; ROTATING ANODE REMARK 200 BEAMLINE : BL1-5; NULL REMARK 200 X-RAY GENERATOR MODEL : NULL; RIGAKU RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M; M REMARK 200 WAVELENGTH OR RANGE (A) : 1.737570, 1.239793, 1.739925; REMARK 200 1.5418 REMARK 200 MONOCHROMATOR : 2-CRYSTAL, SI111; NULL REMARK 200 OPTICS : 1M RH COATED BENT CYLINDRICAL M; REMARK 200 OSMIC CONFOCAL REMARK 200 REMARK 200 DETECTOR TYPE : CCD; IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4; RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : D*TREK REMARK 200 DATA SCALING SOFTWARE : D*TREK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 10617 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 36.760 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.2 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.04800 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) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.85 REMARK 200 COMPLETENESS FOR SHELL (%) : 78.8 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.21100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD; SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: SOLVE, RESOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.23 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.17 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30% PEG MME 5000, 0.2M AMMONIUM REMARK 280 SULFATE, 0.01 CADMIUM CHLORIDE, 0.1M MES, 0.01M POTASSIUM REMARK 280 PHOSPHATE, PH 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 21.25000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 30.50000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 23.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 30.50000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 21.25000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 23.00000 REMARK 290 SMTRY3 4 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 300 REMARK: BIOLOGICAL UNIT IS A MONOMER, FOUR IN THE ASYMMETRIC UNIT. 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 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 OD2 ASP A 29 NZ LYS A 32 2.04 REMARK 500 NE2 HIS A 117 CAB HEM A 125 2.06 REMARK 500 REMARK 500 REMARK: NULL 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 ASP A 15 CB - CG - OD2 ANGL. DEV. = 5.7 DEGREES REMARK 500 ASP A 103 CB - CG - OD2 ANGL. DEV. = 5.6 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 THR A 3 -142.52 -95.00 REMARK 500 ILE A 31 -4.19 -140.94 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 CD A 126 CD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 15 OD1 REMARK 620 2 ASP A 15 OD2 52.4 REMARK 620 3 ASP A 19 OD2 87.5 87.6 REMARK 620 4 HIS A 33 ND1 147.6 100.9 111.9 REMARK 620 5 HIS A 33 O 78.4 86.5 165.5 82.2 REMARK 620 6 HIS A 77 ND1 86.5 138.5 84.6 119.8 91.2 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A 125 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 46 NE2 REMARK 620 2 HEM A 125 NA 91.2 REMARK 620 3 HEM A 125 NB 94.1 90.0 REMARK 620 4 HEM A 125 NC 89.4 179.3 90.4 REMARK 620 5 HEM A 125 ND 84.6 88.4 177.9 91.3 REMARK 620 6 HIS A 70 NE2 175.4 93.0 87.7 86.4 93.7 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CD A 127 CD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 72 OE1 REMARK 620 2 GLU A 72 OE2 52.4 REMARK 620 3 ASP A 120 OD2 129.8 79.3 REMARK 620 4 ASP A 120 OD1 173.6 130.7 51.9 REMARK 620 5 HOH A 130 O 88.0 140.3 139.6 88.9 REMARK 620 6 HOH A 131 O 93.3 85.4 95.8 92.7 95.3 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 129 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 137 O REMARK 620 2 HOH A 162 O 95.0 REMARK 620 3 HOH A 205 O 46.4 57.0 REMARK 620 4 HOH A 206 O 102.5 98.3 129.0 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 CD A 126 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CD A 127 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 128 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A 129 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 125 DBREF 1RTX A 2 124 UNP P73925 GLBN_SYNY3 2 124 SEQRES 1 A 123 SER THR LEU TYR GLU LYS LEU GLY GLY THR THR ALA VAL SEQRES 2 A 123 ASP LEU ALA VAL ASP LYS PHE TYR GLU ARG VAL LEU GLN SEQRES 3 A 123 ASP ASP ARG ILE LYS HIS PHE PHE ALA ASP VAL ASP MET SEQRES 4 A 123 ALA LYS GLN ARG ALA HIS GLN LYS ALA PHE LEU THR TYR SEQRES 5 A 123 ALA PHE GLY GLY THR ASP LYS TYR ASP GLY ARG TYR MET SEQRES 6 A 123 ARG GLU ALA HIS LYS GLU LEU VAL GLU ASN HIS GLY LEU SEQRES 7 A 123 ASN GLY GLU HIS PHE ASP ALA VAL ALA GLU ASP LEU LEU SEQRES 8 A 123 ALA THR LEU LYS GLU MET GLY VAL PRO GLU ASP LEU ILE SEQRES 9 A 123 ALA GLU VAL ALA ALA VAL ALA GLY ALA PRO ALA HIS LYS SEQRES 10 A 123 ARG ASP VAL LEU ASN GLN HET CD A 126 1 HET CD A 127 1 HET SO4 A 128 5 HET K A 129 1 HET HEM A 125 43 HETNAM CD CADMIUM ION HETNAM SO4 SULFATE ION HETNAM K POTASSIUM ION HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 2 CD 2(CD 2+) FORMUL 4 SO4 O4 S 2- FORMUL 5 K K 1+ FORMUL 6 HEM C34 H32 FE N4 O4 FORMUL 7 HOH *79(H2 O) HELIX 1 1 THR A 3 GLY A 9 1 7 HELIX 2 2 GLY A 10 GLN A 27 1 18 HELIX 3 3 ILE A 31 ALA A 36 5 6 HELIX 4 4 ASP A 39 GLY A 56 1 18 HELIX 5 5 GLY A 57 TYR A 61 5 5 HELIX 6 6 ASP A 62 HIS A 70 1 9 HELIX 7 7 HIS A 70 HIS A 77 1 8 HELIX 8 8 ASN A 80 GLU A 97 1 18 HELIX 9 9 PRO A 101 GLY A 113 1 13 HELIX 10 10 ALA A 114 LEU A 122 1 9 LINK OD1 ASP A 15 CD CD A 126 3555 1555 2.61 LINK OD2 ASP A 15 CD CD A 126 3555 1555 2.06 LINK OD2 ASP A 19 CD CD A 126 3555 1555 2.15 LINK ND1 HIS A 33 CD CD A 126 1555 1555 2.38 LINK O HIS A 33 CD CD A 126 1555 1555 2.64 LINK NE2 HIS A 46 FE HEM A 125 1555 1555 1.99 LINK NE2 HIS A 70 FE HEM A 125 1555 1555 2.11 LINK OE1 GLU A 72 CD CD A 127 4555 1555 2.56 LINK OE2 GLU A 72 CD CD A 127 4555 1555 2.42 LINK ND1 HIS A 77 CD CD A 126 1555 1555 2.25 LINK OD2 ASP A 120 CD CD A 127 1555 1555 2.66 LINK OD1 ASP A 120 CD CD A 127 1555 1555 2.28 LINK CD CD A 127 O HOH A 130 1555 1555 2.18 LINK CD CD A 127 O HOH A 131 1555 1555 2.15 LINK K K A 129 O HOH A 137 1555 1555 3.41 LINK K K A 129 O HOH A 162 1555 3545 3.52 LINK K K A 129 O HOH A 205 1555 1555 2.00 LINK K K A 129 O HOH A 206 1555 1555 1.97 SITE 1 AC1 4 ASP A 15 ASP A 19 HIS A 33 HIS A 77 SITE 1 AC2 4 GLU A 72 ASP A 120 HOH A 130 HOH A 131 SITE 1 AC3 5 LYS A 32 HIS A 33 ARG A 44 LYS A 48 SITE 2 AC3 5 HOH A 136 SITE 1 AC4 2 HOH A 205 HOH A 206 SITE 1 AC5 15 PHE A 34 VAL A 38 LYS A 42 HIS A 46 SITE 2 AC5 15 PHE A 50 TYR A 53 TYR A 61 TYR A 65 SITE 3 AC5 15 MET A 66 HIS A 70 LEU A 73 LEU A 79 SITE 4 AC5 15 PHE A 84 HIS A 117 HOH A 207 CRYST1 42.500 46.000 61.000 90.00 90.00 90.00 P 21 21 21 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 0.023529 0.000000 0.000000 0.00000 SCALE2 0.000000 0.021739 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016393 0.00000